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 6220-00-058-5002
NSN 6135-00-161-0746
NSN 5999-00-984-6074
NSN 5985-01-607-6506
NSN 5960-01-481-8051
NSN 5910-01-395-1700
NSN 6650-01-290-4001
NSN 5935-00-256-8795
NSN 5915-01-307-2894
NSN 5910-01-086-9317
NSN 6110-00-792-7922
NSN 5950-00-350-8373