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 6685-01-517-0877
NSN 5998-01-250-2461
NSN 6620-01-043-6424
NSN 5905-00-731-2778
NSN 5935-00-377-0157
NSN 5999-01-412-1094
NSN 6110-01-183-6656
NSN 6620-00-918-3878
NSN 5905-00-310-4495
NSN 5935-01-530-4007
NSN 5999-00-617-2023
NSN 6110-01-147-5936