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.
NSN 6220-00-407-3242
NSN 5855-01-013-6864
NSN 5855-00-494-9581
NSN 5895-01-461-9280
NSN 5905-00-076-8690
NSN 6145-01-123-7019
NSN 5996-01-197-7005
NSN 5985-00-865-9443
NSN 5990-01-478-5389
NSN 5930-01-316-3995
NSN 6130-01-487-8699
NSN 5945-01-610-1461