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 6620-01-275-2781
NSN 6145-01-036-4497
NSN 5920-00-420-8897
NSN 5930-01-549-9425
NSN 6150-00-553-7948
NSN 6105-01-593-8283
NSN 6685-00-718-5628
NSN 6685-01-461-2869
NSN 5950-01-390-0650
NSN 6110-01-143-4789
NSN 6150-00-819-2364
NSN 6645-00-121-7566