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 5950-01-316-1153
NSN 5996-01-055-6207
NSN 6685-00-865-2921
NSN 2925-01-144-7106
NSN 5925-00-782-1361
NSN 4140-01-607-6551
NSN 5975-00-570-2938
NSN 5985-00-001-5580
NSN 5945-01-179-3761
NSN 6145-00-478-0261
NSN 5855-01-285-3483
NSN 6150-00-220-9382