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 5920-01-182-3268
NSN 2925-01-206-7948
NSN 6685-01-534-7702
NSN 6130-01-235-2487
NSN 5930-01-229-4239
NSN 5960-01-628-2760
NSN 5996-00-726-4785
NSN 5985-01-064-9991
NSN 5930-00-216-7511
NSN 5925-01-023-6900
NSN 5855-01-122-9418
NSN 5985-01-350-3823