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 6620-00-930-5680
NSN 5930-01-415-6302
NSN 6150-01-447-6240
NSN 6645-01-268-7265
NSN 2925-01-371-6853
NSN 5905-01-129-4424
NSN 6105-00-779-0039
NSN 5910-00-050-0410
NSN 5930-01-059-6538
NSN 5998-01-518-7869
NSN 5996-01-199-1200
NSN 5895-00-422-2483