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 5935-00-936-9152
NSN 5920-01-319-5200
NSN 6620-00-233-6839
NSN 6685-01-205-3296
NSN 5965-01-089-8579
NSN 5998-01-605-8985
NSN 5985-01-060-2424
NSN 5910-01-198-6968
NSN 6685-00-583-2473
NSN 6645-01-428-3576
NSN 6135-01-327-2092
NSN 5835-01-397-5841