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 copper having a pressure rating of 850 kpa or over
NSN 5950-00-212-7827
NSN 6240-01-411-1418
NSN 6645-01-044-6376
NSN 6645-00-920-8690
NSN 5998-01-502-9307
NSN 5920-01-634-0250
NSN 7035-01-555-8793
NSN 6685-00-410-1921
NSN 5999-01-049-3388
NSN 6150-00-914-4707
NSN 6320-01-119-3935
NSN 5855-00-256-5562