DOT Air Brake Push to Connect Union, Brass, 1/4 x 1/4", Tube x Tube
(Pack of 5)

SKU:57499 Item#: 57499

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_10022.jpg

DOT Union Brass 5/8 x 5/8"

Item#: 27177
DV_ZoomOriginal_P_10018.jpg

DOT Connector Male Brass 5/8 x 1/2-14

Item#: 27185
DV_ZoomOriginal_P_10020.jpg

DOT Elbow Male 90° Brass 1/4 x 1/8-27

Item#: 57509
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_99996.jpg

Tru-Shrink Heat Shrink Tubing 8 to 1 AWG Black

Item#: 86503
DV_ZoomOriginal_P_10029.jpg

DOT Swivel Elbow Male 360° Brass 3/8 x 3/8-18

Item#: 27206
DV_ZoomOriginal_I_91822.jpg

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

Item#: 91822
DV_ZoomOriginal_P_10020.jpg

DOT Elbow Male 90° Brass 3/8 x 1/4-18

Item#: 57511
DV_ZoomOriginal_P_5234.jpg

DOT Compression Union Brass 1/4"

Item#: 84253
DV_ZoomOriginal_P_1360.jpg

Constant Torque Hose Clamp SS 2-1/4 to 3-1/8"

Item#: 97564
DV_ZoomOriginal_P_5126.jpg

Silicone Heater/Coolant Hose Clamp 11/16 to 1-1/4"

Item#: 88719
DV_ZoomOriginal_I_6202.jpg

Ball Check Grease Fitting Straight

Item#: 6202
DV_ZoomOriginal_P_1362.jpg

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

Item#: 85497
DV_ZoomOriginal_P_1361.jpg

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

Item#: 87142
DV_ZoomOriginal_I_94727_WB.jpg

Superbutt Connector 22 to 18 AWG Red

Item#: 94727
DV_ZoomOriginal_I_94728_WB.jpg

Superbutt Connector 16 to 14 AWG Blue

Item#: 94728
DV_ZoomOriginal_I_DY21061040.jpg

Vision Pro Super

Item#: DY21061040
DV_ZoomOriginal_P_5608.jpg

Forged Body Ball Valve Brass 3/8 x 3/8"

Item#: 63135
DV_ZoomOriginal_I_91801.jpg

DOT Elbow Male Nylon 1/2 x 3/8-18

Item#: 91801
DV_ZoomOriginal_I_54542.jpg

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

Item#: 54542
DV_ZoomOriginal_I_1509163.jpg

High Solids Paints Flat Black

Item#: 1509163
DV_ZoomOriginal_I_95706.jpg

MINI Fuse 30A Green

Item#: 95706
DV_ZoomOriginal_I_92824.jpg

Butt Connector 12 to 10 AWG Yellow

Item#: 92824
DV_ZoomOriginal_I_11915.jpg

Quick Disconnect Plug Steel 1/4" x 1/4-18

Item#: 11915
DV_ZoomOriginal_P_1285_GP1.jpg

Connector Housing 20A 2-Wire Tower

Item#: 96898
DV_ZoomOriginal_I_6200.jpg

Ball Check Grease Fitting Straight

Item#: 6200

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#: 57499
Fitting Type Air Brake Fittings - Push-to-Connect
Material Brass
Configuration Union
Connection Type A x B Tube x Tube
Fitting Dimension A 1/4 "
Fitting Dimension B 1/4 "
UNSPSC #: 25171700
TAA Compliant: No
Weight: 0.23 lb

Your Recently Viewed Items