Brass Fittings

1-5/16 in (3.33 cm) 

1/2 in MPT 

1/4 in MPT 

3/8 in (0.97 cm) 

5/8 in x 1/2 in MPT 

1/2 in (1.27 cm) 

1/4 

3/8 in (0.97 cm) 

3/8 in MPT 

1/2 MPT 

LP-Gas, Natural Gas, Refrigeration, Power Steering, Gasoline. Used with Copper, aluminum, and Welded Steel HydraulicTube that can be flared. Use long nut for vibration, forged for extreme cold. 

Water, Oil, Air, Natural Gas, LP-Gas. Use with Brass, Steel, Iron Pipe. Pipe threads must be sealed using approved thread sealant. 

Refrigeration, Power Steering, Gasoline. Used with Copper, aluminum, and Welded Steel Hydraulic Tube that can beflared. Not suitable for gas applications. Use long nut for vibration, forged for extreme cold and gas applications. 

Automotive brakIng systems, fuel lines, transmission collant lines, LP-Gas, Use with Welded Steel Hydraulic Tube,Copper, Aluminum tube that can be flared, Use steel nut only with Steel brake lines not on aluminum tube 

LP-Gas, Natural Gas, Refrigeration, Power Steering, Gasoline. Used with Copper, aluminum, and Welded Steel HydraulicTube that can be flared. Use long nut for vibration, forged for extreme cold