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 4140-01-146-5409
NSN 6320-01-283-1300
NSN 5855-01-033-1375
NSN 4140-00-326-5891
NSN 5855-01-384-4914
NSN 6145-01-394-7866
NSN 5950-00-692-6744
NSN 6650-00-981-9501
NSN 5855-00-079-2370
NSN 6685-01-180-7697
NSN 6110-01-345-4301
NSN 5990-01-254-3197