Copper Line Air Brake Fittings

Keep your copper air brake plumbing DOT-ready without dragging out a flaring tool. These AB-stamped CA360 brass compression fittings meet DOT, SAE and military standards and seal to 150 psi from -65 °F to 250 °F. We stock connectors, 45° and 90° elbows, unions, tees plus nuts and sleeves to extend, branch or reroute runs.

37 results

Male Pipe Connectors

Brass Unions for Copper Line Air Brake Fittings

Brass Sleeves for Copper Line Air Brake Fittings

Male Pipe 90° Elbows

Male Pipe 45° Elbows

Brass Nuts for Copper

Union Tees for Copper Line Air Brake Fittings

Male Pipe Connectors

Male pipe connectors for air brake systems. Made from CA360 brass with three-piece compression sealing and male pipe threads. Rated to 150 psi and -65 °F to 250 °F with copper tubing. Easy to assemble and meets DOT, SAE and military standards, helps reduce installation time.

Tube OD	Male Pipe Size	Shape	Maximum Pressure	Material	Package Qty	Item #	Price Want to view pricing for this product? Log In or Create Login Not a Kimball Midwest Customer? Register
1/4"	1/8"	Male Connector	150 psi	CA360 Brass	5	1368X4	Log in to view price
1/4" x 1/8" Male Connector - 5 Pack Item #: 1368X4 Package Weight: 0.3 lbs View Product Details Log in to Order
1/4"	1/4"	Male Connector	150 psi	CA360 Brass	5	1368X4X4	Log in to view price
1/4" x 1/4" Male Connector - 5 Pack Item #: 1368X4X4 Package Weight: 0.4 lbs View Product Details Log in to Order
3/8"	1/4"	Male Connector	150 psi	CA360 Brass	5	1368X6	Log in to view price
3/8" x 1/4" Male Connector - 5 Pack Item #: 1368X6 Package Weight: 0.5 lbs View Product Details Log in to Order
3/8"	3/8"	Male Connector	150 psi	CA360 Brass	5	1368X6X6	Log in to view price
3/8" x 3/8" Male Connector - 5 Pack Item #: 1368X6X6 Package Weight: 0.6 lbs View Product Details Log in to Order
1/2"	1/4"	Male Connector	150 psi	CA360 Brass	2	1368X8X4	Log in to view price
1/2" x 1/4" Male Connector - 2 Pack Item #: 1368X8X4 Package Weight: 0.3 lbs View Product Details Log in to Order
1/2"	3/8"	Male Connector	150 psi	CA360 Brass	2	1368X8	Log in to view price
1/2" x 3/8" Male Connector - 2 Pack Item #: 1368X8 Package Weight: 0.3 lbs View Product Details Log in to Order
5/8"	3/8"	Male Connector	150 psi	CA360 Brass	2	1368X10X6	Log in to view price
5/8" x 3/8" Male Connector - 2 Pack Item #: 1368X10X6 Package Weight: 0.5 lbs View Product Details Log in to Order
5/8"	1/2"	Male Connector	150 psi	CA360 Brass	2	1368X10	Log in to view price
5/8" x 1/2" Male Connector - 2 Pack Item #: 1368X10 Package Weight: 0.5 lbs View Product Details Log in to Order
3/4"	1/2"	Male Connector	150 psi	CA360 Brass	1	1368X12	Log in to view price
3/4" x 1/2" Male Connector Item #: 1368X12 Package Weight: 0.3 lbs View Product Details Log in to Order
3/4"	3/4"	Male Connector	150 psi	CA360 Brass	1	1368X12X12	Log in to view price
3/4" x 3/4" Male Connector Item #: 1368X12X12 Package Weight: 0.4 lbs View Product Details Log in to Order

Brass Unions for Copper Line Air Brake Fittings

Brass union fittings for copper line air brake systems. Made from CA360 brass with 3-piece compression sealing. Rated to 150 psi and -65 °F to 250 °F. Easy to assemble without flaring and meets DOT, SAE and military standards, provides reliable tubing connection for repairs and maintenance.

Tube OD	Shape	Maximum Pressure	Material	Package Qty	Item #	Price Want to view pricing for this product? Log In or Create Login Not a Kimball Midwest Customer? Register
1/4"	Union	150 psi	CA360 Brass	5	1362X4	Log in to view price
1/4" Brass Union - 5 Pack Item #: 1362X4 Package Weight: 0.5 lbs View Product Details Log in to Order
3/8"	Union	150 psi	CA360 Brass	5	1362X6	Log in to view price
3/8" Brass Union - 5 Pack Item #: 1362X6 Package Weight: 0.7 lbs View Product Details Log in to Order
1/2"	Union	150 psi	CA360 Brass	2	1362X8	Log in to view price
1/2" Brass Union - 2 Pack Item #: 1362X8 Package Weight: 0.5 lbs View Product Details Log in to Order
5/8"	Union	150 psi	CA360 Brass	2	1362X10	Log in to view price
5/8" Brass Union - 2 Pack Item #: 1362X10 Package Weight: 0.7 lbs View Product Details Log in to Order
3/4"	Union	150 psi	CA360 Brass	1	1362X12	Log in to view price
3/4" Brass Union Item #: 1362X12 Package Weight: 0.6 lbs View Product Details Log in to Order

Brass Sleeves for Copper Line Air Brake Fittings

TYPICAL APPLICATION includes air brake systems. Maximum operating PRESSURE of 150 P.S.I. with a 3-piece compression SEALING METHOD. VIBRATION resistance is fair. TEMPERATURE RATING ranges from -65° F to +250° F with CA360 Brass material. Easy assembly with no flaring; meets DOT, SAE, and military standards. Designation “AB” stamped on fitting.

Tube OD	Shape	Maximum Pressure	Material	Package Qty	Item #	Price Want to view pricing for this product? Log In or Create Login Not a Kimball Midwest Customer? Register
1/4"	Sleeve	150 psi	CA360 Brass	25	1360X4	Log in to view price
1/4" Brass Sleeve - 25 Pack Item #: 1360X4 Package Weight: 0.1 lbs View Product Details Log in to Order
3/8"	Sleeve	150 psi	CA360 Brass	25	1360X6	Log in to view price
3/8" Brass Sleeve - 25 Pack Item #: 1360X6 Package Weight: 0.1 lbs View Product Details Log in to Order
1/2"	Sleeve	150 psi	CA360 Brass	25	1360X8	Log in to view price
1/2" Brass Sleeve - 25 Pack Item #: 1360X8 Package Weight: 0.2 lbs View Product Details Log in to Order
5/8"	Sleeve	150 psi	CA360 Brass	10	1360X10	Log in to view price
5/8" Brass Sleeve - 10 Pack Item #: 1360X10 Package Weight: 0.1 lbs View Product Details Log in to Order
3/4"	Sleeve	150 psi	CA360 Brass	10	1360X12	Log in to view price
3/4" Brass Sleeve - 10 Pack Item #: 1360X12 Package Weight: 0.2 lbs View Product Details Log in to Order

Male Pipe 90° Elbows

Male pipe 90° elbows for air brake systems. Constructed from CA360 brass with a three-piece compression seal. These fittings meet DOT, SAE and military standards and operate to 150 psi and -65 °F to 250 °F with copper tubing. Easy assembly provides reliable connections and reduces installation time.

Tube OD	Male Pipe Size	Shape	Maximum Pressure	Material	Package Qty	Item #	Price Want to view pricing for this product? Log In or Create Login Not a Kimball Midwest Customer? Register
1/4"	1/8"	90° Elbow	150 psi	CA360 Brass	5	1369X4	Log in to view price
1/4" x 1/8" Male 90° Elbow - 5 Pack Item #: 1369X4 Package Weight: 0.4 lbs View Product Details Log in to Order
1/4"	1/4"	90° Elbow	150 psi	CA360 Brass	5	1369X4X4	Log in to view price
1/4" x 1/4" Male 90° Elbow - 5 Pack Item #: 1369X4X4 Package Weight: 0.5 lbs View Product Details Log in to Order
3/8"	1/8"	90° Elbow	150 psi	CA360 Brass	5	1369X6X2	Log in to view price
3/8" x 1/8" Male 90° Elbow - 5 Pack Item #: 1369X6X2 Package Weight: 0.6 lbs View Product Details Log in to Order
3/8"	1/4"	90° Elbow	150 psi	CA360 Brass	5	1369X6	Log in to view price
3/8" x 1/4" Male 90° Elbow - 5 Pack Item #: 1369X6 Package Weight: 0.7 lbs View Product Details Log in to Order
3/8"	3/8"	90° Elbow	150 psi	CA360 Brass	2	1369X6X6	Log in to view price
3/8" x 3/8" Male 90° Elbow - 2 Pack Item #: 1369X6X6 Package Weight: 0.3 lbs View Product Details Log in to Order
3/8"	1/2"	90° Elbow	150 psi	CA360 Brass	2	1369X6X8	Log in to view price
3/8" x 1/2" Male 90° Elbow - 2 Pack Item #: 1369X6X8 Package Weight: 0.4 lbs View Product Details Log in to Order
1/2"	3/8"	90° Elbow	150 psi	CA360 Brass	2	1369X8	Log in to view price
1/2" x 3/8" Male 90° Elbow - 2 Pack Item #: 1369X8 Package Weight: 0.4 lbs View Product Details Log in to Order
1/2"	1/2"	90° Elbow	150 psi	CA360 Brass	1	1369X8X8	Log in to view price
1/2" x 1/2" Male 90° Elbow Item #: 1369X8X8 Package Weight: 0.3 lbs View Product Details Log in to Order
5/8"	1/2"	90° Elbow	150 psi	CA360 Brass	1	1369X10	Log in to view price
5/8" x 1/2" Male 90° Elbow Item #: 1369X10 Package Weight: 0.4 lbs View Product Details Log in to Order

Male Pipe 45° Elbows

Male pipe 45° elbows made from CA360 brass with a long nut and three-piece compression seal for air brake systems. Rated to 150 psi and -65 °F to 250 °F with copper tubing, meets DOT, SAE and military specifications and provides easy assembly and fair vibration resistance.

Tube OD	Male Pipe Size	Shape	Maximum Pressure	Material	Package Qty	Item #	Price Want to view pricing for this product? Log In or Create Login Not a Kimball Midwest Customer? Register
3/8"	1/4"	45° Elbow	150 psi	CA360 Brass	2	1380X6	Log in to view price
3/8" x 1/4" Male 45° Elbow - 2 Pack Item #: 1380X6 Package Weight: 0.2 lbs View Product Details Log in to Order
1/2"	3/8"	45° Elbow	150 psi	CA360 Brass	2	1380X8	Log in to view price
1/2" x 3/8" Male 45° Elbow - 2 Pack Item #: 1380X8 Package Weight: 0.4 lbs View Product Details Log in to Order

Brass Nuts for Copper

Brass compression nuts for copper tubing used in air brake systems. Made from CA360 brass with 3-piece compression sealing, stamped "AB" for identification. Rated to 150 psi and -65 °F to 250 °F. Easy assembly without flaring and meets DOT, SAE and military specs.

Tube OD	Shape	Maximum Pressure	Material	Package Qty	Item #	Price Want to view pricing for this product? Log In or Create Login Not a Kimball Midwest Customer? Register
1/4"	Nut	150 psi	CA360 Brass	25	1361X4	Log in to view price
1/4" Brass Nut - 25 Pack Item #: 1361X4 Package Weight: 0.8 lbs View Product Details Log in to Order
3/8"	Nut	150 psi	CA360 Brass	10	1361X6	Log in to view price
3/8" Brass Nut - 10 Pack Item #: 1361X6 Package Weight: 0.5 lbs View Product Details Log in to Order
1/2"	Nut	150 psi	CA360 Brass	10	1361X8	Log in to view price
1/2" Brass Nut - 10 Pack Item #: 1361X8 Package Weight: 0.9 lbs View Product Details Log in to Order
5/8"	Nut	150 psi	CA360 Brass	5	1361X10	Log in to view price
5/8" Brass Nut - 5 Pack Item #: 1361X10 Package Weight: 0.6 lbs View Product Details Log in to Order
3/4"	Nut	150 psi	CA360 Brass	5	1361X12	Log in to view price
3/4" Brass Nut - 5 Pack Item #: 1361X12 Package Weight: 0.9 lbs View Product Details Log in to Order

Union Tees for Copper Line Air Brake Fittings

Union tee for copper line air brake fittings constructed from CA360 brass with 3-piece compression sealing and a long nut for copper tubing. Rated to 150 psi and -65 °F to 250 °F. Meets DOT, SAE and military specs and provides easy assembly without flaring.