Industrial Interchange Quick Connect Air Couplings
Air tools starving or hoses snapping loose cost you time and air. Industrial Interchange quick connect couplings keep swaps fast and leak-free, from standard to hi-flow for high-CFM grinders. Choose push-button or safety vent styles to cut hose whip, brass or stainless for corrosion, steel for daily abuse. Match couplers and nipples for smooth, no-fuss hookups.
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Industrial Interchange Air Couplers
Industrial interchange female air couplers for pneumatic connections. Available in steel or brass with zinc plated finish, NPT internal threads and various body sizes for up to 99 SCFM. Durable construction resists corrosion and helps maintain reliable air flow for industrial and repair tasks.
Body Size: 1/4"
| Item # | Thread Size | Thread Type | Measurement Type | Interface | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|---|
|
|
52937
|
1/4"-18
|
Internal
|
NPT
|
Industrial Interchange
|
300 psi
|
Brass
|
2
|
Log in to view price | |
|
|
52897
|
1/4"-18
|
Internal
|
NPT
|
Industrial Interchange
|
300 psi
|
Steel
|
2
|
Log in to view price | |
|
|
52922
|
3/8"-18
|
Internal
|
NPT
|
Industrial Interchange
|
300 psi
|
Brass
|
2
|
Log in to view price |
Body Size: 3/8"
| Item # | Thread Size | Thread Type | Measurement Type | Interface | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|---|
|
|
52944
|
1/4"-18
|
Internal
|
NPT
|
Industrial Interchange
|
300 psi
|
Steel
|
1
|
Log in to view price | |
|
|
52940
|
3/8"-18
|
Internal
|
NPT
|
Industrial Interchange
|
300 psi
|
Steel
|
1
|
Log in to view price | |
|
|
52947
|
1/2"-14
|
Internal
|
NPT
|
Industrial Interchange
|
300 psi
|
Steel
|
1
|
Log in to view price |
Body Size: 1/2"
| Item # | Thread Size | Thread Type | Measurement Type | Interface | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|---|
|
|
52951
|
3/8"-18
|
Internal
|
NPT
|
Industrial Interchange, Tru-Flate
|
300 psi
|
Steel
|
1
|
Log in to view price | |
|
|
52952
|
1/2"-14
|
Internal
|
NPT
|
Industrial Interchange, Tru-Flate
|
300 psi
|
Steel
|
1
|
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Industrial Interchange Male Nipples
Industrial interchange male nipples for compressed air connections. Steel and brass options with zinc plated or noncorroding brass finish. MPT NPT threads and common body sizes provide reliable sealing and resist corrosion for equipment maintenance and pneumatic lines.
Body Size: 1/4"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
52909
|
1/8"-27
|
External
|
NPT
|
300 psi
|
Steel
|
5
|
Log in to view price | |
|
|
52910B
|
1/4"-18
|
External
|
NPT
|
300 psi
|
Brass
|
5
|
Log in to view price | |
|
|
52910
|
1/4"-18
|
External
|
NPT
|
300 psi
|
Steel
|
5
|
Log in to view price | |
|
|
52924
|
3/8"-18
|
External
|
NPT
|
300 psi
|
Steel
|
5
|
Log in to view price |
Body Size: 3/8"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
52945
|
1/4"-18
|
External
|
NPT
|
300 psi
|
Steel
|
5
|
Log in to view price | |
|
|
52942
|
3/8"-18
|
External
|
NPT
|
300 psi
|
Steel
|
5
|
Log in to view price | |
|
|
52948
|
1/2"-14
|
External
|
NPT
|
300 psi
|
Steel
|
5
|
Log in to view price |
Body Size: 1/2"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
52896
|
3/8"-18
|
External
|
NPT
|
300 psi
|
Steel
|
2
|
Log in to view price | |
|
|
52976
|
1/2"-14
|
External
|
NPT
|
300 psi
|
Steel
|
2
|
Log in to view price |
Industrial Interchange Female Nipples
Industrial interchange female nipples for compressed air connections. Constructed of zinc plated steel or brass with standard NPT internal threads and multiple body sizes to match flow needs. Zinc plating resists corrosion and the correct body size helps maintain airflow for shop and equipment use.
Body Size: 1/4"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
52908
|
1/8"-27
|
Internal
|
NPT
|
300 psi
|
Steel
|
5
|
Log in to view price | |
|
|
52911B
|
1/4"-18
|
Internal
|
NPT
|
300 psi
|
Brass
|
5
|
Log in to view price | |
|
|
52911
|
1/4"-18
|
Internal
|
NPT
|
300 psi
|
Steel
|
5
|
Log in to view price | |
|
|
52925
|
3/8"-18
|
Internal
|
NPT
|
300 psi
|
Steel
|
5
|
Log in to view price |
Body Size: 3/8"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
52946
|
1/4"-18
|
Internal
|
NPT
|
300 psi
|
Steel
|
5
|
Log in to view price | |
|
|
52943
|
3/8"-18
|
Internal
|
NPT
|
300 psi
|
Steel
|
5
|
Log in to view price |
Body Size: 1/2"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
52977
|
1/2"-14
|
Internal
|
NPT
|
300 psi
|
Steel
|
2
|
Log in to view price |
Industrial Interchange Push-Button Air Couplers
Industrial interchange push-button air couplers in composite construction with recessed side button for one-hand connect/disconnect and reduced accidental disconnection. Thru o-ring design helps reduce leaks and compressor run time. Lightweight, corrosion-resistant for industrial and repair tasks.
Body Size: 1/4"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
52775
|
1/4"-18
|
External
|
NPT
|
175 psi
|
Composite
|
1
|
Log in to view price | |
|
|
52774
|
1/4"-18
|
Internal
|
NPT
|
175 psi
|
Composite
|
1
|
Log in to view price | |
|
|
52778
|
3/8"-18
|
External
|
NPT
|
175 psi
|
Composite
|
1
|
Log in to view price | |
|
|
52777
|
3/8"-18
|
Internal
|
NPT
|
175 psi
|
Composite
|
1
|
Log in to view price |
Body Size: 3/8"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
52780
|
1/4"-18
|
Internal
|
NPT
|
175 psi
|
Composite
|
1
|
Log in to view price | |
|
|
52783
|
3/8"-18
|
External
|
NPT
|
175 psi
|
Composite
|
1
|
Log in to view price | |
|
|
52782
|
3/8"-18
|
Internal
|
NPT
|
175 psi
|
Composite
|
1
|
Log in to view price |
Industrial Interchange Push-Button Air Line Safety Couplers
Push-button industrial interchange air line safety couplers constructed from impact‑resistant composite. Automatic one-press safety release purges air and releases the nipple to reduce hose‑whip. Ergonomic, non‑scratching body provides one‑handed, quick disconnect for equipment maintenance.
Body Size: 1/4"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
52572
|
1/4"-18
|
External
|
NPT
|
174 psi
|
Composite
|
1
|
Log in to view price | |
|
|
52571
|
1/4"-18
|
Internal
|
NPT
|
174 psi
|
Composite
|
1
|
Log in to view price | |
|
|
52573
|
3/8"-18
|
Internal
|
NPT
|
174 psi
|
Composite
|
1
|
Log in to view price | |
|
|
52574
|
1/2"-14
|
Internal
|
NPT
|
174 psi
|
Composite
|
1
|
Log in to view price |
Body Size: 3/8"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
52579
|
3/8"-18
|
Internal
|
NPT
|
174 psi
|
Composite
|
1
|
Log in to view price |
Body Size: 1/2"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
52581
|
3/8"-18
|
Internal
|
NPT
|
174 psi
|
Composite
|
1
|
Log in to view price | |
|
|
52582
|
1/2"-14
|
Internal
|
NPT
|
174 psi
|
Composite
|
1
|
Log in to view price |
Industrial Interchange Hi Flow Push-Button Air Couplers
Hi flow push-button industrial interchange air couplers in composite construction. Composite body resists abrasion and reduces weight while non‑scratching surfaces protect finishes. Push-button one‑hand operation provides fast connect/disconnect and higher flow improves tool performance for pneumatic repair and equipment maintenance.
Body Size: 1/4"
| Item # | Thread Size | Thread Type | Measurement Type | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
52785
|
1/4"-18
|
External
|
NPT
|
Composite
|
1
|
Log in to view price | |
|
|
52784
|
1/4"-18
|
Internal
|
NPT
|
Composite
|
1
|
Log in to view price |
Stainless Steel Industrial Interchange Air Couplers
Stainless steel industrial interchange air couplers constructed from 302/303 stainless steel with Buna-N seals. FDA-compliant seals in 1/4 body sizes and 300 psi rated pressure provide corrosion resistance and reliable sealing. Suited for food service and industrial applications.
Body Size: 1/4"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
52798
|
1/4"-18
|
External
|
NPT
|
300 psi
|
302/303 Stainless Steel
|
1
|
Log in to view price | |
|
|
52797
|
1/4"-18
|
Internal
|
NPT
|
300 psi
|
302/303 Stainless Steel
|
1
|
Log in to view price | |
|
|
52707
|
3/8"-18
|
External
|
NPT
|
300 psi
|
302/303 Stainless Steel
|
1
|
Log in to view price | |
|
|
52706
|
3/8"-18
|
Internal
|
NPT
|
300 psi
|
302/303 Stainless Steel
|
1
|
Log in to view price |
Body Size: 3/8"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
52711
|
1/4"-18
|
External
|
NPT
|
300 psi
|
302/303 Stainless Steel
|
1
|
Log in to view price | |
|
|
52710
|
1/4"-18
|
Internal
|
NPT
|
300 psi
|
302/303 Stainless Steel
|
1
|
Log in to view price | |
|
|
52721
|
3/8"-18
|
External
|
NPT
|
300 psi
|
302/303 Stainless Steel
|
1
|
Log in to view price | |
|
|
52720
|
3/8"-18
|
Internal
|
NPT
|
300 psi
|
302/303 Stainless Steel
|
1
|
Log in to view price |
Stainless Steel Industrial Interchange Male Nipples
Stainless steel industrial interchange male nipples designed as MPT plugs for fluid connections. Constructed from 302/303 stainless steel with external NPT threads and Buna‑N seals that resist corrosion and provide FDA‑compliant sealing in food service sizes. Rated to 300 psi for industrial use.
Body Size: 1/4"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
52789
|
1/8"-27
|
External
|
NPT
|
300 psi
|
302/303 Stainless Steel
|
1
|
Log in to view price | |
|
|
52790
|
1/4"-18
|
External
|
NPT
|
300 psi
|
302/303 Stainless Steel
|
1
|
Log in to view price | |
|
|
52708
|
3/8"-18
|
External
|
NPT
|
300 psi
|
302/303 Stainless Steel
|
1
|
Log in to view price |
Body Size: 3/8"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
52712
|
1/4"-18
|
External
|
NPT
|
300 psi
|
302/303 Stainless Steel
|
1
|
Log in to view price | |
|
|
52722
|
3/8"-18
|
External
|
NPT
|
300 psi
|
302/303 Stainless Steel
|
1
|
Log in to view price |
Stainless Steel Industrial Interchange Female Nipples
Stainless steel industrial interchange female nipples constructed from 302/303 stainless steel with internal NPT threads. Buna‑N seals provide chemical resistance and FDA compliance for food service applications and 300 psi rated pressure helps ensure reliable performance in equipment maintenance.
Body Size: 1/4"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
52791
|
1/4"-18
|
Internal
|
NPT
|
300 psi
|
302/303 Stainless Steel
|
1
|
Log in to view price | |
|
|
52709
|
3/8"-18
|
Internal
|
NPT
|
300 psi
|
302/303 Stainless Steel
|
1
|
Log in to view price |
Body Size: 3/8"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
52713
|
1/4"-18
|
Internal
|
NPT
|
300 psi
|
302/303 Stainless Steel
|
1
|
Log in to view price | |
|
|
52723
|
3/8"-18
|
Internal
|
NPT
|
300 psi
|
302/303 Stainless Steel
|
1
|
Log in to view price |
Industrial Interchange Pin Lock Air Couplers
Industrial interchange pin lock air couplers in brass with push-to-connect pin-lock operation and 360° swivel to reduce hose kinking. Internal or external NPT threads and 300 psi max pressure. Durable brass construction provides corrosion resistance for industrial and repair tasks.
Body Size: 1/4"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
52421
|
1/4"-18
|
External
|
NPT
|
300 psi
|
Brass
|
1
|
Log in to view price | |
|
|
52321
|
1/4"-18
|
Internal
|
NPT
|
300 psi
|
Brass
|
1
|
Log in to view price |
Body Size: 3/8"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
52422
|
1/4"-18
|
External
|
NPT
|
300 psi
|
Brass
|
1
|
Log in to view price | |
|
|
52322
|
1/4"-18
|
Internal
|
NPT
|
300 psi
|
Brass
|
1
|
Log in to view price | |
|
|
52323
|
3/8"-18
|
Internal
|
NPT
|
300 psi
|
Brass
|
1
|
Log in to view price | |
|
|
52328
|
1/2"-14
|
Internal
|
NPT
|
300 psi
|
Brass
|
1
|
Log in to view price |
Body Size: 1/2"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
52324
|
3/8"-18
|
Internal
|
NPT
|
300 psi
|
Brass
|
1
|
Log in to view price | |
|
|
52425
|
1/2"-14
|
External
|
NPT
|
300 psi
|
Brass
|
1
|
Log in to view price | |
|
|
52325
|
1/2"-14
|
Internal
|
NPT
|
300 psi
|
Brass
|
1
|
Log in to view price |
Body Size: 3/4"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
52326
|
3/4"-14
|
Internal
|
NPT
|
300 psi
|
Brass
|
1
|
Log in to view price |
Heavy-Duty Industrial Interchange Male Nipples
Heavy-duty industrial interchange male nipples made from nitrided steel with external NPT threads for push-button air-line couplers. Heavy construction and close tolerances help provide leak resistance and long service life. Rated for use up to 230 psi.
Body Size: 1/4"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
521275
|
1/4"-18
|
External
|
NPT
|
230 psi
|
Nitrited Steel
|
5
|
Log in to view price | |
|
|
521277
|
3/8"-18
|
External
|
NPT
|
230 psi
|
Nitrited Steel
|
5
|
Log in to view price |
Body Size: 3/8"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
521279
|
1/4"-18
|
External
|
NPT
|
230 psi
|
Nitrited Steel
|
5
|
Log in to view price | |
|
|
521281
|
3/8"-18
|
External
|
NPT
|
230 psi
|
Nitrited Steel
|
5
|
Log in to view price |
Body Size: 1/2"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
521283
|
1/2"-14
|
External
|
NPT
|
230 psi
|
Nitrited Steel
|
2
|
Log in to view price |
Heavy-Duty Industrial Interchange Female Nipples
Heavy-duty industrial interchange female nipples made from nitrided steel for improved corrosion resistance and longer service life. Internal NPT threads and precision tolerances provide leak‑free performance up to 230 psi. Suited for push-button air-line couplers and repair tasks.
Body Size: 1/4"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
521276
|
1/4"-18
|
Internal
|
NPT
|
230 psi
|
Nitrited Steel
|
5
|
Log in to view price | |
|
|
521278
|
3/8"-18
|
Internal
|
NPT
|
230 psi
|
Nitrited Steel
|
5
|
Log in to view price |
Body Size: 3/8"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
521280
|
1/4"-18
|
Internal
|
NPT
|
230 psi
|
Nitrited Steel
|
5
|
Log in to view price | |
|
|
521282
|
3/8"-18
|
Internal
|
NPT
|
230 psi
|
Nitrited Steel
|
5
|
Log in to view price |
Body Size: 1/2"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
521284
|
1/2"-14
|
Internal
|
NPT
|
230 psi
|
Nitrited Steel
|
2
|
Log in to view price |
NPT E-Z Mate Air Couplers
NPT E-Z Mate air couplers are carbon steel industrial interchange couplers with NPT threads and multi-ball locking for durable connections at up to 300 psi. Built-in sleeve guard exhausts pressure before disconnecting which helps reduce hose whip risk and accidental disconnects.
Body Size: 1/4"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
521106
|
1/4"-18
|
External
|
NPT
|
300 psi
|
Carbon Steel
|
1
|
Log in to view price | |
|
|
521100
|
1/4"-18
|
Internal
|
NPT
|
300 psi
|
Carbon Steel
|
1
|
Log in to view price |
Body Size: 3/8"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
521107
|
3/8"-18
|
External
|
NPT
|
300 psi
|
Carbon Steel
|
1
|
Log in to view price | |
|
|
521102
|
3/8"-18
|
Internal
|
NPT
|
300 psi
|
Carbon Steel
|
1
|
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Body Size: 1/2"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
521108
|
1/2"-14
|
External
|
NPT
|
300 psi
|
Carbon Steel
|
1
|
Log in to view price | |
|
|
521103
|
1/2"-14
|
Internal
|
NPT
|
300 psi
|
Carbon Steel
|
1
|
Log in to view price | |
|
|
521104
|
3/4"-14
|
Internal
|
NPT
|
300 psi
|
Carbon Steel
|
1
|
Log in to view price |
Body Size: 3/4"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
521105
|
3/4"-14
|
Internal
|
NPT
|
300 psi
|
Carbon Steel
|
1
|
Log in to view price |
Hose Barb E-Z-Mate Air Couplers
Hose barb E-Z-Mate air couplers made from carbon steel with push-lok or hose barb ends and industrial interchange interface. Multi-ball locking design provides secure retention and exhausts pressure before disconnecting which helps reduce hose whip during equipment maintenance.
Body Size: 1/4"
| Item # | Hose Size | End Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
521109
|
1/4"
|
Hose Barb
|
300 psi
|
Carbon Steel
|
1
|
Log in to view price | |
|
|
521113
|
1/4"
|
Push-Lok Hose Barb
|
300 psi
|
Carbon Steel
|
1
|
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|
|
521110
|
3/8"
|
Hose Barb
|
300 psi
|
Carbon Steel
|
1
|
Log in to view price | |
|
|
521114
|
3/8"
|
Push-Lok Hose Barb
|
300 psi
|
Carbon Steel
|
1
|
Log in to view price |
Body Size: 3/8"
| Item # | Hose Size | End Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
521111
|
3/8"
|
Hose Barb
|
300 psi
|
Carbon Steel
|
1
|
Log in to view price | |
|
|
521115
|
3/8"
|
Push-Lok Hose Barb
|
300 psi
|
Carbon Steel
|
1
|
Log in to view price |
Body Size: 1/2"
| Item # | Hose Size | End Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
521112
|
1/2"
|
Hose Barb
|
300 psi
|
Carbon Steel
|
1
|
Log in to view price | |
|
|
521116
|
1/2"
|
Push-Lok Hose Barb
|
300 psi
|
Carbon Steel
|
1
|
Log in to view price |
Industrial Interchange Hi Flow Air Couplers
Industrial interchange hi flow air couplers made of brass with zinc plating. Hi flow design increases airflow and reduces pressure drop, improving tool efficiency. Multiple ball lock and knurled drag guard for secure connection.
Body Size: 1/4"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
521326
|
1/4"-18
|
External
|
NPT
|
300 psi
|
Brass
|
1
|
Log in to view price | |
|
|
521325
|
1/4"-18
|
Internal
|
NPT
|
300 psi
|
Brass
|
1
|
Log in to view price |
Industrial Interchange Hi Flow Male Nipples
Industrial interchange hi flow male nipples for compressed air connections. Available in case hardened steel with zinc plating or brass with 1/4"-18 NPT external threads and multiple ball locking. Increased flow reduces pressure drop and improves tool efficiency for repair tasks.
Body Size: 1/4"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
521327B
|
1/4"-18
|
External
|
NPT
|
300 psi
|
Brass
|
2
|
Log in to view price | |
|
|
521327
|
1/4"-18
|
External
|
NPT
|
300 psi
|
Case Hardened Steel
|
2
|
Log in to view price |
Industrial Interchange Hi Flow Female Nipples
Industrial Interchange Hi Flow female nipples for air systems. Available in case hardened steel with zinc plating or brass. 1/4" NPT internal thread and multiple ball locking provides swivel action and reduces hose torque for equipment use.
Body Size: 1/4"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
521328B
|
1/4"-18
|
Internal
|
NPT
|
300 psi
|
Brass
|
2
|
Log in to view price | |
|
|
521328
|
1/4"-18
|
Internal
|
NPT
|
300 psi
|
Case Hardened Steel
|
2
|
Log in to view price |
Industrial Interchange Kim-Flo Composite Couplers
Industrial interchange Kim-Flo composite couplers. Composite body resists abrasion, impact and vibration and is non-marring while remaining lightweight. Push‑in automatic design provides fast coupling and composite retention tabs help extend service life of coupler and nipple.
Body Size: 1/4"
| Item # | Thread Size | Thread Type | Measurement Type | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
523681
|
1/4"-18
|
External
|
NPT
|
Composite
|
1
|
Log in to view price | |
|
|
523680
|
1/4"-18
|
Internal
|
NPT
|
Composite
|
1
|
Log in to view price | |
|
|
523683
|
3/8"-18
|
External
|
NPT
|
Composite
|
1
|
Log in to view price | |
|
|
523682
|
3/8"-18
|
Internal
|
NPT
|
Composite
|
1
|
Log in to view price |
Body Size: 3/8"
| Item # | Thread Size | Thread Type | Measurement Type | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
523685
|
3/8"-18
|
External
|
NPT
|
Composite
|
1
|
Log in to view price | |
|
|
523684
|
3/8"-18
|
Internal
|
NPT
|
Composite
|
1
|
Log in to view price | |
|
|
523687
|
1/2"-14
|
External
|
NPT
|
Composite
|
1
|
Log in to view price | |
|
|
523686
|
1/2"-14
|
Internal
|
NPT
|
Composite
|
1
|
Log in to view price |
Industrial Interchange Kim-Flo Safety Couplers
Industrial interchange Kim-Flo safety couplers. Composite body with retention tabs and push-in automatic coupling for fast, non-marring connections. Two-stage safety collar helps prevent hose whip and provides longer service life, suitable for industrial and repair tasks.
Body Size: 1/4"
| Item # | Thread Size | Thread Type | Measurement Type | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
523689
|
1/4"-18
|
External
|
NPT
|
Composite
|
1
|
Log in to view price | |
|
|
523688
|
1/4"-18
|
Internal
|
NPT
|
Composite
|
1
|
Log in to view price | |
|
|
523690
|
3/8"-18
|
Internal
|
NPT
|
Composite
|
1
|
Log in to view price |
Body Size: 3/8"
| Item # | Thread Size | Thread Type | Measurement Type | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
523692
|
3/8"-18
|
Internal
|
NPT
|
Composite
|
1
|
Log in to view price |
Body Size: 1/2"
| Item # | Thread Size | Thread Type | Measurement Type | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
523695
|
1/2"-14
|
External
|
NPT
|
Composite
|
1
|
Log in to view price | |
|
|
523694
|
1/2"-14
|
Internal
|
NPT
|
Composite
|
1
|
Log in to view price |
Industrial Interchange Parker® 4 Ball High Flow Air Couplers
Parker® industrial interchange 4 ball high flow air couplers in brass with 1/4" NPT connections. The 4 ball lock improves retention and tubular valve provides high flow with minimal pressure drop. Nitrile seals resist leaks for equipment maintenance.
Body Size: 1/4"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
52598
|
1/4"-18
|
External
|
NPT
|
300 psi
|
Brass
|
1
|
Log in to view price | |
|
|
52594
|
1/4"-18
|
Internal
|
NPT
|
300 psi
|
Brass
|
1
|
Log in to view price |
Industrial Interchange Parker Push-Lok® Style Air Couplers
Industrial interchange Parker Push-Lok® style air couplers for hose barb connection. Brass or steel construction with zinc finish on some sizes. Push-on design provides quick secure hose attachment and resists 300 psi working pressure for shop air and equipment maintenance.
Body Size: 1/4"
| Item # | Hose Size | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|
|
|
52837
|
1/4"
|
300 psi
|
Brass
|
1
|
Log in to view price | |
|
|
52838
|
3/8"
|
300 psi
|
Brass
|
1
|
Log in to view price |
Body Size: 3/8"
| Item # | Hose Size | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|
|
|
52839
|
3/8"
|
300 psi
|
Brass
|
1
|
Log in to view price |
Body Size: 1/2"
| Item # | Hose Size | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|
|
|
52970
|
1/2"
|
300 psi
|
Steel
|
1
|
Log in to view price |
Industrial Interchange Parker Push-Lok® Style Nipples
Parker Push-Lok® style industrial interchange nipples are steel push-on hose plugs with zinc plating and hose barb ends for quick connection without ferrules or clamps. They resist 300 psi pressure and up to 250 °F, providing fast hose attachment and reliable shop air or equipment maintenance use.
Body Size: 1/4"
| Item # | Hose Size | End Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
52912
|
1/4"
|
Push-Lok Hose Barb
|
300 psi
|
Steel
|
5
|
Log in to view price | |
|
|
52913
|
3/8"
|
Push-Lok Hose Barb
|
300 psi
|
Steel
|
5
|
Log in to view price |
Body Size: 3/8"
| Item # | Hose Size | End Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
52967
|
3/8"
|
Push-Lok Hose Barb
|
300 psi
|
Steel
|
2
|
Log in to view price |
Body Size: 1/2"
| Item # | Hose Size | End Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
52969
|
1/2"
|
Push-Lok Hose Barb
|
300 psi
|
Steel
|
1
|
Log in to view price |
Industrial Interchange Air Couplers with Drag Guard
Industrial interchange female air coupler for 1/4" lines with internal 1/4"-18 NPT threads. Steel construction with zinc plating provides corrosion resistance and long service life and the 1/4" body supports up to 40 SCFM while handling pressures to 300 psi, useful for shop and automotive air tools.
Body Size: 1/4"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
52936
|
1/4"-18
|
Internal
|
NPT
|
300 psi
|
Steel
|
2
|
Log in to view price |
Brass Industrial Interchange Male Nipples
Brass industrial interchange male nipples for quick‑connect couplings. Constructed from brass with external NPT threads and an industrial interchange interface, they withstand up to 300 psi and 250 °F. Pin‑lock compatible design provides easy push‑to‑connect operation and helps prevent hose kinking.
Body Size: 3/8"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
52432
|
1/4"-18
|
External
|
NPT
|
300 psi
|
Brass
|
1
|
Log in to view price | |
|
|
52433
|
3/8"-18
|
External
|
NPT
|
300 psi
|
Brass
|
1
|
Log in to view price |
Body Size: 1/2"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
52434
|
3/8"-18
|
External
|
NPT
|
300 psi
|
Brass
|
1
|
Log in to view price | |
|
|
52435
|
1/2"-14
|
External
|
NPT
|
300 psi
|
Brass
|
1
|
Log in to view price |
Brass Industrial Interchange Female Nipples
Brass industrial interchange female nipple for 3/8" NPT connections. All-brass body and sleeve with push-to-connect Pin-Lock design provides easy automatic coupling and 360° swivel to reduce hose kinking. Rated to 300 psi and -40 °F to 250 °F for general industrial use.
Body Size: 3/8"
| Item # | Thread Size | Thread Type | Measurement Type | Maximum Pressure | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
52333
|
3/8"-18
|
Internal
|
NPT
|
300 psi
|
Brass
|
1
|
Log in to view price |
Air Line Couplers with Blow Gun
Industrial interchange air line coupler with integrated blow gun in brass. 1/4" NPT internal thread with six stainless steel ball locking for secure connection. Push-button trigger provides up to 13 CFM to clear debris and speed tasks.
Body Size: 1/4"
| Item # | Thread Size | Thread Type | Measurement Type | Material | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
523700
|
1/4"-18
|
Internal
|
NPT
|
Brass
|
1
|
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8 options | Item #:
52937
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9 options | Item #:
52909
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7 options | Item #:
52908
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7 options | Item #:
52775
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7 options | Item #:
52572
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2 options | Item #:
52785
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8 options | Item #:
52798
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5 options | Item #:
52789
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4 options | Item #:
52791
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10 options | Item #:
52421
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5 options | Item #:
521275
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5 options | Item #:
521276
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8 options | Item #:
521106
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8 options | Item #:
521109
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2 options | Item #:
521326
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2 options | Item #:
521327B
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2 options | Item #:
521328B
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8 options | Item #:
523681
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6 options | Item #:
523689
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2 options | Item #:
52598
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4 options | Item #:
52837
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4 options | Item #:
52912
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1 option | Item #:
52936
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4 options | Item #:
52432
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1 option | Item #:
52333
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1 option | Item #:
523700
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