Operating Pressure Differential Light Oil: 200 psi

They provide good wear resistance

These brackets allow for a maximum swivel of 55 degrees

Small O-Rings

Parker Check Valve, 1/4 in, Single, Inline Poppet, Brass, Compression x Compression - 4A-C4L-10-BN-B Manual Roll Paper Towel Dispensers Operating Pressure Differential Light Oil:Instrumentation Check Valves, Cracking pressure: 10 psi,Provide unidirectional flow control of fluids and gases. Blowout resistant seat design. Machined backstop reduces spring stress. Stainless steel check valves have fluorocarbon seats. Brass check valves have nitrile rubber seals. Compression connections.,Brass, 3000 psig CWP Temp. range: 30 to 275F