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 steel
NSN 5999-00-174-5722
NSN 5925-01-515-7605
NSN 5835-00-954-2833
NSN 7035-01-141-3041
NSN 6105-00-368-0066
NSN 5925-01-164-8546
NSN 5999-01-554-1497
NSN 5990-01-090-9312
NSN 7035-01-473-3223
NSN 5920-00-636-4713
NSN 5975-00-140-3225
NSN 6130-01-409-1054