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 5998-01-236-4973
NSN 5960-01-019-8760
NSN 5975-00-541-8531
NSN 5998-01-647-4888
NSN 6685-00-489-3316
NSN 6645-00-008-3944
NSN 6105-01-295-5307
NSN 5996-01-382-9710
NSN 6110-01-106-9945
NSN 5975-00-398-9716
NSN 6220-01-321-5909
NSN 5975-00-927-9538