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 6620-00-147-3139
NSN 5905-00-207-3946
NSN 7035-00-679-9027
NSN 6145-01-598-9912
NSN 5930-01-502-0488
NSN 5945-01-063-6260
NSN 5998-00-173-4127
NSN 5920-01-212-9908
NSN 6320-00-456-0836
NSN 5910-01-098-5267
NSN 7035-01-656-1901
NSN 7035-01-428-2336