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 6150-00-111-2652
NSN 6145-00-201-1330
NSN 6150-01-578-1742
NSN 5935-01-282-8318
NSN 6685-01-012-7556
NSN 5930-00-160-2337
NSN 5895-01-023-8446
NSN 5975-01-206-2223
NSN 5855-00-944-0949
NSN 6105-00-334-9178
NSN 5895-01-522-2241
NSN 6145-00-450-0477