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 6145-01-653-6177
NSN 5925-01-042-0109
NSN 5950-01-290-3967
NSN 6645-00-498-6869
NSN 6610-01-053-6781
NSN 6110-00-659-3348
NSN 5945-00-082-7563
NSN 6110-01-258-1291
NSN 6145-01-109-0643
NSN 4140-01-178-5729
NSN 5855-00-055-1694
NSN 5930-01-512-3233