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 5895-01-449-2664
NSN 5996-01-128-3080
NSN 5895-00-821-2634
NSN 5930-00-217-9200
NSN 5835-01-426-5556
NSN 6320-01-170-4068
NSN 5999-01-365-4557
NSN 5915-00-623-4788
NSN 5935-00-949-3481
NSN 5935-01-607-1226
NSN 5996-01-208-8929
NSN 6130-01-483-3301