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 5965-01-269-4338
NSN 2925-01-312-9502
NSN 5835-00-475-9271
NSN 6320-00-646-3311
NSN 6685-01-349-4450
NSN 5935-00-529-0319
NSN 6240-00-635-9953
NSN 7035-01-267-4836
NSN 6610-00-584-5055
NSN 5930-01-012-3245
NSN 5996-01-615-6668
NSN 5855-00-631-4565