Caps & Plugs

Dead-end an unused push-to-connect line without pulling the whole run apart. These caps and plugs seal tube ends or open ports to stop leaks and keep grit out on compressed air, instrumentation, cooling lines and even food-grade liquid service. Go caps for tubing ends, plugs for ports. Kimposite options handle up to 150 psi with wide temp ranges.

23 results

Kimposite Plugs

Metric Kimposite Plugs

Kimposite Caps

Metric Kimposite Caps

Super Speedfit® End Stops

Kimposite Plugs

Kimposite plugs are made from nylon with Buna-N 70 o-ring/lip seals for pneumatic, compressed air and fluid lines. These compression plugs resist temperatures from -40 °F to 212 °F and provide leak-resistant seals for tubing connections. Options for common tube outside diameters.

Tube OD	Material	Package Qty	Item #	Price Want to view pricing for this product? Log In or Create Login Not a Kimball Midwest Customer? Register
1/8"	Nylon	10	1129X2	Log in to view price
1/8" Plug - 10 Pack Item #: 1129X2 Package Weight: 0.1 lbs View Product Details Log in to Order
5/32"	Nylon	10	1129X25	Log in to view price
5/32" Plug - 10 Pack Item #: 1129X25 Package Weight: 0.1 lbs View Product Details Log in to Order
1/4"	Nylon	10	1129X4	Log in to view price
1/4" Plug - 10 Pack Item #: 1129X4 Package Weight: 0.1 lbs View Product Details Log in to Order
5/16"	Nylon	5	1129X5	Log in to view price
5/16" Plug - 5 Pack Item #: 1129X5 Package Weight: 0.1 lbs View Product Details Log in to Order
3/8"	Nylon	5	1129X6	Log in to view price
3/8" Plug - 5 Pack Item #: 1129X6 Package Weight: 0.1 lbs View Product Details Log in to Order
1/2"	Nylon	5	1129X8	Log in to view price
1/2" Plug - 5 Pack Item #: 1129X8 Package Weight: 0.1 lbs View Product Details Log in to Order

Metric Kimposite Plugs

Metric kimposite plugs are nylon push-in plugs with an O-ring lip seal in Buna-N 70 for sealing pneumatic and fluid tubing. Available in multiple tube OD options, they resist temperatures from -40 °F to 212 °F and provide reliable sealing for compressed air, instrumentation and cooling lines.

Tube OD	Material	Package Qty	Item #	Price Want to view pricing for this product? Log In or Create Login Not a Kimball Midwest Customer? Register
4 mm	Nylon	10	M1129X4	Log in to view price
M4 Plug - 10 Pack Item #: M1129X4 Package Weight: 0.1 lbs View Product Details Log in to Order
5 mm	Nylon	10	M1129X5	Log in to view price
M5 Plug - 10 Pack Item #: M1129X5 Package Weight: 0 lbs View Product Details Log in to Order
6 mm	Nylon	10	M1129X6	Log in to view price
M6 Plug - 10 Pack Item #: M1129X6 Package Weight: 0.1 lbs View Product Details Log in to Order
8 mm	Nylon	5	M1129X8	Log in to view price
M8 Plug - 5 Pack Item #: M1129X8 Package Weight: 0.1 lbs View Product Details Log in to Order
10 mm	Nylon	5	M1129X10	Log in to view price
M10 Plug - 5 Pack Item #: M1129X10 Package Weight: 0.1 lbs View Product Details Log in to Order
12 mm	Nylon	5	M1129X12	Log in to view price
M12 Plug - 5 Pack Item #: M1129X12 Package Weight: 0.1 lbs View Product Details Log in to Order

Kimposite Caps

Kimposite caps for pneumatic tubing provide a polybutylene terephthalate body with nickel-plated brass threads, stainless steel gripping ring and acetal release ring. Rated to 150 psi and 32 °F to 140 °F, they help seal tubing and resist corrosion for flow control and cylinder speed regulation.

Tube OD	Material	Maximum Pressure	Package Qty	Item #	Price Want to view pricing for this product? Log In or Create Login Not a Kimball Midwest Customer? Register
5/32"	Polybutylene Terephthalate Resin	150 psi	10	K1130X25	Log in to view price
5/32" Kimposite Cap - 10 Pack Item #: K1130X25 Package Weight: 0.1 lbs View Product Details Log in to Order
1/4"	Polybutylene Terephthalate Resin	150 psi	10	K1130X4	Log in to view price
1/4" Kimposite Cap - 10 Pack Item #: K1130X4 Package Weight: 0.1 lbs View Product Details Log in to Order
5/16"	Polybutylene Terephthalate Resin	150 psi	10	K1130X5	Log in to view price
5/16" Kimposite Cap - 10 Pack Item #: K1130X5 Package Weight: 0.1 lbs View Product Details Log in to Order
3/8"	Polybutylene Terephthalate Resin	150 psi	10	K1130X6	Log in to view price
3/8" Kimposite Cap - 10 Pack Item #: K1130X6 Package Weight: 0.1 lbs View Product Details Log in to Order
1/2"	Polybutylene Terephthalate Resin	150 psi	10	K1130X8	Log in to view price
1/2" Kimposite Cap - 10 Pack Item #: K1130X8 Package Weight: 0.2 lbs View Product Details Log in to Order

Metric Kimposite Caps

Metric Kimposite caps for MTP160 tubing use a polybutylene terephthalate resin body with nickel-plated brass threads, stainless steel gripping ring and acetal release ring. Rated to 150 psi and 140 °F, they provide reliable sealing for pneumatic flow control and cylinder speed adjustment.

Tube OD	Material	Maximum Pressure	Package Qty	Item #	Price Want to view pricing for this product? Log In or Create Login Not a Kimball Midwest Customer? Register
4 mm	Polybutylene Terephthalate Resin	150 psi	10	KM1130X4	Log in to view price
M4 Kimposite Cap - 10 Pack Item #: KM1130X4 Package Weight: 0.1 lbs View Product Details Log in to Order
6 mm	Polybutylene Terephthalate Resin	150 psi	10	KM1130X6	Log in to view price
M6 Kimposite Cap - 10 Pack Item #: KM1130X6 Package Weight: 0.1 lbs View Product Details Log in to Order
8 mm	Polybutylene Terephthalate Resin	150 psi	10	KM1130X8	Log in to view price
M8 Kimposite Cap - 10 Pack Item #: KM1130X8 Package Weight: 0.1 lbs View Product Details Log in to Order
10 mm	Polybutylene Terephthalate Resin	150 psi	10	KM1130X10	Log in to view price
M10 Kimposite Cap - 10 Pack Item #: KM1130X10 Package Weight: 0.1 lbs View Product Details Log in to Order
12 mm	Polybutylene Terephthalate Resin	150 psi	10	KM1130X12	Log in to view price
M12 Kimposite Cap - 10 Pack Item #: KM1130X12 Package Weight: 0.2 lbs View Product Details Log in to Order

Super Speedfit® End Stops

Super Speedfit® end stop for 1/4" tubing made from food-grade acetal copolymer with a nitrile o-ring and stainless steel gripper teeth. Rated to 150 psi and -14 °F to 167 °F, provides reliable sealing and secure tube retention for compressed air, pneumatic and liquid lines.

Tube OD	Material	Maximum Pressure	Package Qty	Item #	Price Want to view pricing for this product? Log In or Create Login Not a Kimball Midwest Customer? Register
1/4"	Acetal Copolymer	150 psi	5	S1131X4	Log in to view price
1/4" Super Speedfit® End Stop - 5 Pack Item #: S1131X4 Package Weight: 0.1 lbs View Product Details Log in to Order