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 7035-01-062-1692
NSN 5950-01-435-8861
NSN 6685-00-291-7857
NSN 5990-01-443-2931
NSN 6320-00-681-1324
NSN 6145-01-222-3172
NSN 6105-01-515-4360
NSN 6610-00-234-3918
NSN 5999-01-030-6817
NSN 5925-01-124-0156
NSN 5998-01-092-7664
NSN 6110-01-516-6526