Flight safety critical
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 5925-01-108-8156
NSN 6685-00-752-1868
NSN 5925-00-056-4359
NSN 6620-01-114-0841
NSN 5965-00-680-9749
NSN 6240-00-726-4547
NSN 5950-01-275-9484
NSN 5999-01-417-2123
NSN 6320-01-539-4789
NSN 6105-00-116-7843
NSN 5925-00-127-9969
NSN 5996-00-259-0309