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 6220-00-635-8818
NSN 6645-01-396-5354
NSN 6320-01-093-5738
NSN 5915-00-165-1572
NSN 5990-00-505-1546
NSN 6105-01-506-9130
NSN 5855-01-634-0259
NSN 6620-01-382-4744
NSN 5965-00-420-9203
NSN 5960-01-443-3067
NSN 5835-01-068-4214
NSN 6610-01-381-0652