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 5905-00-007-5970
NSN 5990-00-133-0102
NSN 5998-00-621-8600
NSN 5985-01-206-4729
NSN 6150-01-274-8830
NSN 6610-01-276-7766
NSN 5999-00-086-8859
NSN 5975-01-415-9450
NSN 5920-01-189-9248
NSN 5925-00-282-2459
NSN 5975-01-328-1503
NSN 7035-01-154-0796