DOT Union Brass 1/2 x 1/2"
(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

California Proposition 65: WARNING: Cancer and Reproductive Harm -
www.P65Warnings.ca.gov

Frequently Bought Together

DV_ZoomOriginal_I_91798.jpg

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

Item#: 91798
DV_ZoomOriginal_P_10020.jpg

DOT Elbow Male 90° Brass 3/8 x 1/4-18

Item#: 57511
DV_ZoomOriginal_I_91789.jpg

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

Item#: 91789
DV_ZoomOriginal_I_85487_WB.jpg

Cable Tie 13.38" Black

Item#: 85490M01
DV_ZoomOriginal_I_99996.jpg

Tru-Shrink Heat Shrink Tubing 8 to 1 AWG Black

Item#: 86503
DV_ZoomOriginal_I_9063.jpg

PTFE Pipe Thread Seal White 1/2 x 260"

Item#: 9063
DV_ZoomOriginal_I_6207.jpg

Ball Check Grease Fitting 45°

Item#: 6207
DV_ZoomOriginal_P_5234.jpg

DOT Compression Union Brass 1/4"

Item#: 84253
DV_ZoomOriginal_P_5234.jpg

DOT Compression Union Brass 1/2"

Item#: 84255
DV_ZoomOriginal_P_1361.jpg

Hose Clamp 301 SS 9/16 to 1-1/4"

Item#: 86726
DV_ZoomOriginal_P_1361.jpg

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

Item#: 86725
DV_ZoomOriginal_P_10018.jpg

DOT Connector Male Brass 3/8 x 1/4-18

Item#: 57506
DV_ZoomOriginal_P_1362.jpg

Super 77 Hose Clamp SS 5/8 to 1-1/4"

Item#: 85497
DV_ZoomOriginal_I_6202.jpg

Ball Check Grease Fitting Straight

Item#: 6202
DV_ZoomOriginal_P_10018.jpg

DOT Connector Male Brass 1/4 x 1/4-18

Item#: 57505
DV_ZoomOriginal_P_2191.jpg

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

Item#: 64348
DV_ZoomOriginal_I_DA6152.jpg

Lawson Open & Shut Nut & Bolt Loosener, Rust Penetrant, SKU DA6152, 20 oz Aerosol Can

Item#: DA6152
DV_ZoomOriginal_P_33479.jpg

SAE J995C Locknut with Nylon Insert Grade 8 3/8-16

Item#: 53981
DV_ZoomOriginal_I_1150935.jpg

Qwik Stik® Electrolyte Powder Mix 0 Cal Strawberry Lemonade

Item#: 1150935
DV_ZoomOriginal_I_SF10441_WB.jpg

Qwik Stik® Electrolyte Powder Mix 0 Cal Lemon-Lime

Item#: SF10441
DV_ZoomOriginal_P_5608.jpg

Forged Body Ball Valve Brass 3/4 x 3/4"

Item#: 63137
DV_ZoomOriginal_I_95704.jpg

MINI Fuse 20A Yellow

Item#: 95704
DV_ZoomOriginal_I_28651.jpg

Jackpot Cherry Hand Cleaner with Pumice 1gal

Item#: 28651
DV_ZoomOriginal_I_85487_WB.jpg

Cable Tie 14.19" Black

Item#: 85489
DV_ZoomOriginal_I_1368142_WB.jpg

Butt Connector 12 to 10 AWG Clear

Item#: 1368142
DV_ZoomOriginal_I_91819.jpg

DOT Union Nylon 1/4 x 1/4"

Item#: 91819
DV_ZoomOriginal_I_1509223.jpg

High Solids Paints Gloss White

Item#: 1509223

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
Class Air Brake
Fitting Type Air Brake Fittings - Push-to-Connect
Style DOT
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

California Proposition 65: WARNING: Cancer and Reproductive Harm -
www.P65Warnings.ca.gov

Your Recently Viewed Items