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 5965-01-367-2595
NSN 5965-00-035-4556
NSN 6220-01-034-1231
NSN 5895-01-421-7715
NSN 6110-00-281-3676
NSN 5920-01-461-5226
NSN 6135-01-504-4309
NSN 6650-01-212-3964
NSN 5915-00-909-9522
NSN 5985-01-476-7652
NSN 5920-01-532-6477
NSN 7035-00-529-3128