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 6645-00-044-7011
NSN 5910-00-849-6474
NSN 6610-00-869-5874
NSN 6220-01-338-6012
NSN 6220-00-419-0635
NSN 5975-00-421-5342
NSN 4140-01-362-7117
NSN 6320-01-606-2508
NSN 5960-00-985-9193
NSN 6320-00-779-5923
NSN 5925-00-916-8605
NSN 5999-01-512-2326