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 5985-01-139-4144
NSN 5990-01-512-9129
NSN 6135-01-364-0667
NSN 2925-00-246-3077
NSN 5965-01-131-9778
NSN 5925-01-087-3760
NSN 5999-01-442-4542
NSN 6620-00-239-0611
NSN 6150-01-288-4205
NSN 6685-01-013-8915
NSN 5925-00-140-6367
NSN 5985-00-893-9719