Buna-n seals
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 5945-01-115-2979
NSN 6320-01-233-5798
NSN 5960-00-658-7209
NSN 2925-01-443-5929
NSN 5905-01-340-4615
NSN 5835-01-476-8210
NSN 5990-01-425-2175
NSN 5930-01-321-4869
NSN 4140-01-170-4700
NSN 5990-01-302-3733
NSN 5950-00-406-6316
NSN 5915-00-346-9144