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 6685-01-486-5393
NSN 6685-00-269-6444
NSN 5950-00-151-7930
NSN 5990-00-226-1152
NSN 5965-01-484-9818
NSN 5945-00-324-2238
NSN 5960-01-391-8860
NSN 5985-00-455-8555
NSN 2925-01-354-1752
NSN 5985-01-361-1389
NSN 5999-01-043-9875
NSN 6650-00-490-2637