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 6685-01-530-3718
NSN 4140-01-556-0762
NSN 5965-01-293-5076
NSN 6145-01-142-9984
NSN 5975-01-236-1428
NSN 6240-00-469-2339
NSN 6150-01-090-6691
NSN 5935-01-085-1021
NSN 6320-01-541-7585
NSN 6220-01-260-3734
NSN 2925-01-004-5627
NSN 5930-00-258-1970