3 in. Valve size
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 6685-01-658-9984
NSN 6320-01-343-2482
NSN 5925-00-148-8241
NSN 6150-00-876-6642
NSN 5835-01-485-0210
NSN 5905-00-296-3809
NSN 6150-01-388-4398
NSN 5985-01-439-5446
NSN 5975-01-128-3867
NSN 6685-00-204-6037
NSN 6220-00-523-0182
NSN 6130-01-476-1557