A valve having an orifice in the poppet, disk, or the like, to permit restricted fluid flow when the valve is seated. It does not have a stem or provisions for pressure adjustments, and is similar to a valve, check with the exception of the orifice which permits fluid flow in more than one direction.
Classification: Check valves of materials other than copper, iron or steel
NSN 6130-01-279-5079
NSN 6150-01-280-5362
NSN 6620-00-062-9722
NSN 6650-01-359-1770
NSN 5920-00-164-4872
NSN 6220-00-758-6370
NSN 6145-01-119-9040
NSN 5930-01-031-2147
NSN 5965-00-716-7078
NSN 5935-00-394-3726
NSN 6150-01-660-3962
NSN 6150-01-390-9232