A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
Classification: Check valves of steel
NSN 5915-01-421-4352
NSN 5985-01-423-7984
NSN 5975-00-762-8051
NSN 5985-01-013-4302
NSN 6650-01-023-7002
NSN 5915-01-199-8929
NSN 5835-01-399-5820
NSN 5950-01-474-2016
NSN 2925-01-281-6403
NSN 5925-01-348-4223
NSN 6620-00-885-0716
NSN 6145-01-495-9306