W/drain port per ms33649-4
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 materials other than copper, iron or steel
NSN 5990-00-678-3351
NSN 5895-01-004-0650
NSN 6650-01-065-7661
NSN 5990-01-076-8901
NSN 5990-01-576-4383
NSN 5998-01-446-2709
NSN 5960-01-462-1864
NSN 6105-01-592-3213
NSN 5950-01-499-4787
NSN 5945-01-474-3739
NSN 5855-00-869-3635
NSN 6220-01-059-4715