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 4140-00-616-1347
NSN 4140-01-473-9973
NSN 6645-01-532-9027
NSN 6650-01-347-6785
NSN 5990-01-481-8441
NSN 6645-01-481-4418
NSN 5950-01-043-4896
NSN 5925-01-488-5663
NSN 6610-01-084-6738
NSN 5945-00-784-3784
NSN 5905-01-218-5520
NSN 5975-00-172-5594