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 4140-00-090-9452
NSN 5999-01-353-2989
NSN 6610-01-569-4084
NSN 5950-01-659-2675
NSN 6220-01-461-2910
NSN 5996-01-281-7336
NSN 5855-00-361-0167
NSN 5960-01-252-8821
NSN 5960-01-258-6708
NSN 6645-01-308-9349
NSN 5945-00-502-9644
NSN 5920-00-862-8734