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 materials other than copper, iron or steel
NSN 6610-01-440-0604
NSN 6620-00-155-2608
NSN 6645-01-077-4934
NSN 6110-01-446-6060
NSN 6685-00-348-1178
NSN 5905-01-502-9310
NSN 5835-00-187-1481
NSN 6145-00-877-2794
NSN 5855-00-446-5921
NSN 5835-01-654-4570
NSN 6135-00-933-4293
NSN 5945-01-401-5323