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 steel
NSN 5950-00-242-0036
NSN 6220-01-121-4499
NSN 5905-01-412-9673
NSN 5915-01-063-7134
NSN 5905-01-374-1000
NSN 6685-00-839-1106
NSN 5835-01-332-2867
NSN 6650-01-428-9958
NSN 2925-00-549-6759
NSN 5930-00-071-9468
NSN 7035-01-344-8708
NSN 6150-01-548-5589