Being the world's leader in leak free technologies parker's prestomatic fitting is a robust, all Brass Push-to-Connect air brake fitting that meets SAE and D.O.T. Specifications. Designed for all D.O.T. Truck and Trailer applications, Parker prestomatic fittings reduce assembly time versus compression Style fittings by 90 percent. The innovative collet design ensures positive grip on the tubing and the rigid Stainless steel tube support stays in place for superior side load leakage resistance. D.O.T. Quick connect push-in fittings for repairing truck and trailer air brake lines For Use in air brake Systems on semi-trucks, trailers, buses, mobile equipment and farm implements Use in secondary air applications such as pneumatic doors for Rail, air seats, shock absorbers and in Cab instruments Stainless steel tube support Assures maximum flow and performance requirements of SAE j2494-3 All brass air brake fitting Size 1/2 inches x 3/8 inches Color Gold Brand Name Parker Hannifin Unit Count 1.0 Count Thread Type NPTF Manufacturer Parker Hannifin Corporation Model Number 169PMT-8-6 Material Type Brass Connector Type Tube Push-to-connect X Male Nptf Exterior Finish Brass Item Dimensions 2 x 2 x 1 inches