Class 150
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 6610-01-648-4460
NSN 6645-00-942-7170
NSN 6320-01-232-4664
NSN 6130-01-250-0020
NSN 5905-00-020-9530
NSN 5985-01-375-1940
NSN 6240-01-152-1084
NSN 4140-01-504-9512
NSN 5998-01-512-8592
NSN 6150-01-200-7176
NSN 6130-00-111-1320
NSN 5920-01-354-1598