5.5 psi cracking pressure
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 5930-00-971-4690
NSN 6135-00-491-9864
NSN 6220-01-634-0660
NSN 5950-00-431-4064
NSN 5920-01-648-8343
NSN 5895-00-900-2381
NSN 5945-01-339-7360
NSN 5996-01-642-8620
NSN 6135-00-100-0485
NSN 5999-01-040-4585
NSN 6620-01-375-6741
NSN 5915-01-468-0053