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 6620-00-104-6937
NSN 6240-00-271-5995
NSN 6130-01-368-8645
NSN 6135-01-390-1841
NSN 5960-00-765-7742
NSN 5895-01-140-9663
NSN 5945-00-994-4602
NSN 5985-01-043-9900
NSN 5975-01-591-7676
NSN 6685-01-602-2248
NSN 5996-01-329-9009
NSN 5999-01-189-9167