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 5960-00-710-2769
NSN 5999-01-067-8087
NSN 5925-00-267-3044
NSN 5905-01-163-6623
NSN 6645-00-527-7258
NSN 5998-00-528-9032
NSN 2925-01-434-6945
NSN 5925-01-528-4402
NSN 5965-01-444-1322
NSN 5998-00-205-2951
NSN 5950-01-198-3542
NSN 5910-00-066-5430