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 6135-01-460-3243
NSN 6145-01-246-3988
NSN 6320-01-211-6578
NSN 7035-01-384-4383
NSN 5996-01-335-3512
NSN 5998-01-470-2395
NSN 5895-00-089-9372
NSN 5975-01-421-4474
NSN 5920-01-157-9471
NSN 6110-00-679-8961
NSN 5835-01-202-9673
NSN 6135-01-277-7907