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 copper having a pressure rating of 850 kpa or over
NSN 5915-00-511-6642
NSN 2925-01-244-3016
NSN 5996-01-359-4222
NSN 6610-00-092-4693
NSN 6620-01-206-6075
NSN 5960-00-551-2633
NSN 6220-01-349-3629
NSN 5895-00-819-1273
NSN 6135-01-366-9633
NSN 6645-00-351-8580
NSN 6145-01-168-7756
NSN 6645-00-192-1152