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 materials other than copper, iron or steel
NSN 6110-00-473-2101
NSN 6110-00-779-0648
NSN 5925-01-545-8937
NSN 2925-00-960-4737
NSN 5925-00-756-5535
NSN 5935-01-312-3977
NSN 4140-01-585-7827
NSN 5945-00-593-7590
NSN 5835-00-286-5432
NSN 5950-01-634-0677
NSN 5855-01-082-3693
NSN 5910-00-020-3401