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 materials other than copper, iron or steel
NSN 6220-01-604-9238
NSN 6130-01-080-2926
NSN 5950-00-618-0024
NSN 5998-01-632-5846
NSN 5920-00-103-7642
NSN 5935-01-101-8597
NSN 6685-01-519-9066
NSN 6105-00-959-2330
NSN 7035-01-443-3052
NSN 5975-00-269-8391
NSN 5905-00-136-1916
NSN 5910-01-399-0570