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 6620-01-378-5579
NSN 2925-01-633-4048
NSN 6130-01-359-9321
NSN 4140-00-420-0251
NSN 5990-01-578-5382
NSN 5895-00-950-9332
NSN 7035-00-800-0770
NSN 6685-01-049-2046
NSN 6650-01-412-1040
NSN 5999-01-076-4692
NSN 5930-00-357-1787
NSN 6150-00-643-6972