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 5855-00-436-3852
NSN 5910-01-476-6393
NSN 5950-00-596-8102
NSN 6145-01-109-6126
NSN 6620-00-912-9623
NSN 6650-00-862-7143
NSN 4140-01-243-5817
NSN 5930-01-409-2952
NSN 6130-01-394-9980
NSN 5999-00-480-8143
NSN 5910-00-074-4940
NSN 6220-01-427-2333