11in flanged ends
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.
NSN 4140-01-495-6348
NSN 5950-01-458-2940
NSN 6685-00-654-9912
NSN 5855-00-288-1408
NSN 6320-01-279-0343
NSN 5910-00-440-3631
NSN 5985-00-195-5542
NSN 6130-01-310-8441
NSN 6145-00-849-0583
NSN 5915-01-430-9737
NSN 5905-01-063-1379
NSN 5905-01-613-7301