DOT Air Brake Push to Connect Union, Brass, 1/2 x 1/2", Tube x Tube
(Pack of 2)

Lawson

Simplify your air braking system with the Push-to-Connect Union Brass fitting, engineered for quick and secure connections without the need for tools. Made from durable CA360 brass and equipped with an ethylene propylene O-ring, this air brake connector offers reliable performance under pressure ranges from vacuum to 150 PSI and temperatures from –40°F to +250°F. D.O.T. approved for heavy-duty applications, it's a trusted choice for commercial trucks and buses. Whether you're an auto technician, mechanic, or truck driver, this brass fitting is reusable, easy to assemble, and compatible with nylon tubing—perfect for keeping your air brake lines running smoothly.
"• Quick and easy assembly; reusable
• Construction: CA360 brass with ethylene propylene O-ring
• Pressure range vacuum to 150 PSI
• Temperature range: –40°F to +250°F (–40°C to +121°C)
• D.O.T. Approved for Air Brake Applications
• Use with nylon tubing"

Read More

Frequently Bought Together

DV_ZoomOriginal_P_10023.jpg

DOT Union Tee Brass 1/4 x 1/4 x 1/4"

Item#: 57502
DV_ZoomOriginal_P_10020.jpg

DOT Elbow Male 90° Brass 3/8 x 1/4-18

Item#: 57511
DV_ZoomOriginal_P_10018.jpg

DOT Connector Male Brass 1/2 x 1/2-14

Item#: 27184
DV_ZoomOriginal_P_30914.jpg

Pipe Bushing Brass 1/2-14 x 3/8-18

Item#: 5287
DV_ZoomOriginal_I_85487_WB.jpg

Cable Tie 14.19" Black

Item#: 85489
DV_ZoomOriginal_I_84789.jpg

ATO/ATC Fuse 15A Blue

Item#: 84789
DV_ZoomOriginal_P_5237.jpg

DOT Compression Sleeve Brass 3/8"

Item#: 84322
DV_ZoomOriginal_P_10018.jpg

DOT Connector Male Brass 3/8 x 3/8-18

Item#: 57507
DV_ZoomOriginal_I_6207.jpg

Ball Check Grease Fitting 45°

Item#: 6207
DV_ZoomOriginal_P_1361.jpg

Hose Clamp 301 SS 1-13/16 to 2-3/4"

Item#: 87142
DV_ZoomOriginal_P_5102.jpg

Super 77 Miniature Hose Clamp SS 5/16 to 7/8"

Item#: 86328
DV_ZoomOriginal_P_1361.jpg

Hose Clamp 301 SS 11/16 to 1-1/2"

Item#: 86727
DV_ZoomOriginal_P_30920.jpg

Pipe Street Elbow Brass 90° 3/8-18 x 3/8-18

Item#: 5317
DV_ZoomOriginal_P_1361.jpg

Hose Clamp 301 SS 9/16 to 1-1/16"

Item#: 86725
DV_ZoomOriginal_I_91797.jpg

DOT Elbow Male Nylon 3/8 x 1/4-18

Item#: 91797
DV_ZoomOriginal_I_FA88445.jpg

USS Flat Washer Thru-Hardened Steel 1/4"

Item#: FA88445
DV_ZoomOriginal_P_31312.jpg

IFI 100/107 Top Locknut Grade C 5/8-11

Item#: 80933
DV_ZoomOriginal_P_2191.jpg

PTO Pin Lock 1/4 x 2-1/2"

Item#: 64348
DV_ZoomOriginal_I_54542.jpg

Quick Disconnect Coupler Brass 1/4" x 1/4-18

Item#: 54542
DV_ZoomOriginal_I_DA7180.jpg

Slash AC/Refrigeration Coil and Fin Cleaner 18oz

Item#: DA7180
DV_ZoomOriginal_I_91802.jpg

DOT Elbow Male Nylon 1/2 x 1/2-14

Item#: 91802
DV_ZoomOriginal_I_9063.jpg

PTFE Pipe Thread Seal White 1/2 x 260"

Item#: 9063
DV_ZoomOriginal_I_1368142_WB.jpg

Butt Connector 12 to 10 AWG Clear

Item#: 1368142
DV_ZoomOriginal_I_28651.jpg

Jackpot Cherry Hand Cleaner with Pumice 1gal

Item#: 28651
DV_ZoomOriginal_I_1509163.jpg

High Solids Paints Flat Black

Item#: 1509163
DV_ZoomOriginal_I_1509176.jpg

High Solids Paints Gray

Item#: 1509176
DV_ZoomOriginal_I_54334.jpg

Ready Orange Wipes 72Pcs

Item#: 54334

Product Description

Simplify your air braking system with the Push-to-Connect Union Brass fitting, engineered for quick and secure connections without the need for tools. Made from durable CA360 brass and equipped with an ethylene propylene O-ring, this air brake connector offers reliable performance under pressure ranges from vacuum to 150 PSI and temperatures from –40°F to +250°F. D.O.T. approved for heavy-duty applications, it's a trusted choice for commercial trucks and buses. Whether you're an auto technician, mechanic, or truck driver, this brass fitting is reusable, easy to assemble, and compatible with nylon tubing—perfect for keeping your air brake lines running smoothly.
"• Quick and easy assembly; reusable
• Construction: CA360 brass with ethylene propylene O-ring
• Pressure range vacuum to 150 PSI
• Temperature range: –40°F to +250°F (–40°C to +121°C)
• D.O.T. Approved for Air Brake Applications
• Use with nylon tubing"

Technical Specifications

Item#: 57501
Fitting Type Air Brake Fittings - Push-to-Connect
Material Brass
Configuration Union
Connection Type A x B Tube x Tube
Fitting Dimension A 1/2 "
Fitting Dimension B 1/2 "
UNSPSC #: 25171700
TAA Compliant: No
Weight: 0.24 lb

Product Restrictions

Your Recently Viewed Items