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 6135-00-057-2005
NSN 5945-01-200-6316
NSN 6685-01-122-6739
NSN 5855-00-928-1912
NSN 6645-00-869-0850
NSN 5910-01-235-3170
NSN 5999-01-361-3338
NSN 5975-01-174-7316
NSN 5910-01-179-8525
NSN 5945-01-003-7294
NSN 5835-00-264-0946
NSN 5975-01-334-3671