Brass Pipe & DOT Fittings
A comprehensive selection of brass pipe fittings and DOT-approved air brake fittings for trucks, trailers, and heavy equipment. Chem Nut Supply stocks push-in fittings, compression fittings, pipe thread fittings, and air brake components in the sizes most commonly needed for fleet maintenance and repair. Shop individual fittings or complete assortment kits.
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2462-3 3/16 PTC DOT Union
Chem Nut SupplyPrecision-engineered PTC DOT union fitting designed for reliable hydraulic and pneumatic connections. The 3/16" size accommodates standard hose ass...
View full details2462-6 Push-in Dot 3/8 Union
Chem Nut SupplyCompact push-in dot union connector designed for 3/8" pneumatic and hydraulic line applications. Features a reliable push-in design for quick, tool...
View full details2462-8 Push-in Dot 1/2 Union
Chem Nut SupplyPush-in connector designed for quick, tool-free assembly in pneumatic and fluid transfer applications. The 1/2" union size accommodates standard tu...
View full details2464-10 5/8 DOT Push-To-Connect Tee
Chem Nut SupplyDOT-certified push-to-connect tee fitting for 5/8" tubing. Engineered for pneumatic and hydraulic applications requiring reliable, leak-free connec...
View full details2464-12 3/4 DOT Push-To-Connect Tee
Chem Nut SupplyCompact push-to-connect tee fitting designed for 3/4" DOT-compliant pneumatic and hydraulic systems. Features quick-disconnect design for fast, too...
View full details2464-4 1/4 DOT PTC Union Tee
Chem Nut SupplyPrecision-engineered union tee fitting designed for high-pressure hydraulic and pneumatic systems. Features DOT certification for reliable performa...
View full details2464-6 3/8 DOT PTC Union Tee
Chem Nut SupplyPrecision-engineered union tee fitting designed for high-pressure hydraulic and pneumatic systems. Features DOT certification for reliable performa...
View full details2464-6-6-4 3/8 x 1/4 x 3/8 Brass DOT PTC Tee
Chem Nut SupplyBrass DOT PTC tee fitting designed for pneumatic and hydraulic applications. Features a 3/8" main port with 1/4" and 3/8" branch connections, engin...
View full details2464-8 1/2 DOT PTC Union Tee
Chem Nut SupplyPrecision-engineered union tee fitting designed for high-pressure hydraulic and pneumatic systems. Features DOT certification for reliable performa...
View full details2465-4 1/4 DOT PTC Union Elbow
Chem Nut SupplyDOT-certified union elbow fitting for 1/4" hydraulic and pneumatic connections. The 2465-4 delivers 90-degree directional changes with secure, pres...
View full details2465-6 3/8 PTC DOT Union Elbow
Chem Nut SupplyHigh-pressure union elbow fitting designed for pneumatic and hydraulic systems. Features a 3/8" connection size with PTC (Pipe Thread Connection) a...
View full details2465-8 1/2 PTC DOT Union Elbow
Chem Nut SupplyHeavy-duty union elbow fitting designed for pneumatic and hydraulic applications. Features a 1/2" connection size with PTC (Pipe Thread Connection)...
View full details2466-4 1/4 x 1/8 Fem NPT PTC DOT
Chem Nut SupplyPTC female NPT connector with DOT certification for pneumatic and hydraulic systems. 1/4" x 1/8" configuration delivers reliable connections in hig...
View full details2466-4-4 1/4 x 1/4 Fem NPT PTC DOT
Chem Nut Supply1/4 x 1/4 female NPT PTC DOT connector for hydraulic and pneumatic applications. Precision-engineered fitting with NPT (National Pipe Thread) femal...
View full details2466-6 3/8 x 1/4 PTC Female Connector
Chem Nut Supply2466-6 PTC Female Connector with 3/8" x 1/4" port sizes. Precision-engineered for reliable fluid transfer in hydraulic and pneumatic systems. Durab...
View full details2466-6-2 3/8 x 1/8 PTC Female Connector
Chem Nut SupplyPrecision-engineered PTC female connector designed for reliable fluid transfer in hydraulic and pneumatic systems. Features a 3/8" x 1/8" configura...
View full details2466-6-6 3/8 x 3/8 Fem NPT DOT
Chem Nut SupplyHigh-pressure hydraulic adapter fitting designed for reliable fluid transfer in industrial applications. Features 3/8" female NPT connections on bo...
View full details2466-8 1/2 x 3/8 FPT PTC DOT Female Connector
Chem Nut SupplyHigh-pressure hydraulic connector designed for reliable fluid transfer in industrial applications. This 1/2 x 3/8 female connector features FPT (Fe...
View full details2468-12 3/4 x 1/2 NPT PTC DOT Fitting
Chem Nut SupplyHigh-pressure hydraulic and pneumatic fitting designed for industrial fluid transfer applications. Features 3/4 x 1/2 NPT thread configuration with...
View full details2468-12-12 3/4 x 3/4 MPT DOT PTC Male Connector
Chem Nut SupplyHeavy-duty male connector designed for pneumatic and hydraulic systems. Features 3/4" MPT (male pipe thread) connections on both ends with DOT cert...
View full details2468-2.5 5/32 x 1/8 DOT Push-In Male Connector
Chem Nut SupplyDOT-approved push-in male connector designed for quick, tool-free assembly in pneumatic and hydraulic systems. Features 5/32" and 1/8" port sizes f...
View full details2468-2.5-1 5/32 x 1/16 DOT Push-In Male Connector
Chem Nut SupplyHigh-pressure push-in connector designed for DOT-compliant hydraulic and pneumatic systems. Features a 5/32" x 1/16" configuration with male thread...
View full details2468-3 3/16 x 1/8 Male Connector DOT Push To Connect
Chem Nut SupplyCompact push-to-connect male connector designed for pneumatic and hydraulic applications. Features a 3/16" x 1/8" configuration with DOT certificat...
View full details2468-4 1/4 x 1/8 DOT PTC Male Connector
Chem Nut SupplyPrecision-engineered DOT-certified male connector designed for hydraulic and pneumatic systems. The 1/4 x 1/8 configuration provides reliable fluid...
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