Lincoln 3050 Lincoln Industrial 3050 High Volume High-Pressure Grease Control Valve, Steel, 6 In. Rigid Extension, 3/8 In. NPT (f) Inlet and 1/8 In. NPT (f) Outlet

7500 psi maximum operating pressure - Precision-machined, all steel handle, body and guard bracket provides durability and longevity - Unique, precision control inlet check valve provides ease of handle operation even with increase in pressure. Lubricant inlet 3/8" NPT(f); outlet 1/8" NPT(f), for use with Lincoln volume high-pressure swivels and hose.