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 5905-01-485-3964
NSN 7035-00-500-7839
NSN 5835-00-327-6192
NSN 5985-00-211-7383
NSN 5925-00-065-8861
NSN 5965-00-680-9749
NSN 4140-01-018-9137
NSN 5930-01-242-9918
NSN 5930-01-620-5081
NSN 5935-01-476-1624
NSN 6105-01-356-5896
NSN 5960-01-370-4285