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 5905-01-407-5528
NSN 5990-01-631-5537
NSN 5965-00-529-0602
NSN 6220-00-974-9305
NSN 5910-00-194-0609
NSN 6240-01-172-9897
NSN 6650-01-633-9147
NSN 5999-01-129-4102
NSN 6130-00-502-3196
NSN 6685-01-477-3890
NSN 5950-00-827-0884
NSN 2925-00-251-0105