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 steel
NSN 5998-00-247-7201
NSN 7035-01-322-8180
NSN 5925-01-607-7712
NSN 6135-00-228-8140
NSN 6620-01-456-0529
NSN 6135-01-660-2840
NSN 5920-00-156-9230
NSN 5925-00-883-6011
NSN 6610-00-591-3829
NSN 6240-00-478-3858
NSN 6620-00-722-3875
NSN 4140-01-446-7249