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 5999-00-225-8612
NSN 5990-01-017-3590
NSN 5945-01-455-9216
NSN 5920-00-910-0315
NSN 6220-01-213-3885
NSN 5975-01-203-8020
NSN 5930-01-054-4239
NSN 2925-00-157-1602
NSN 5996-01-429-5712
NSN 5895-01-437-8871
NSN 5945-01-088-8071
NSN 7035-01-549-6765