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 copper having a pressure rating of 850 kpa or over
NSN 5905-01-267-6909
NSN 7035-01-114-3134
NSN 4140-01-171-7013
NSN 6240-01-425-1545
NSN 6135-01-420-0341
NSN 5975-00-438-5602
NSN 5920-01-288-0145
NSN 5905-00-057-2550
NSN 5999-01-140-5616
NSN 5835-01-658-4437
NSN 6150-01-444-0801
NSN 6105-00-907-8170