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 6240-00-948-1108
NSN 2925-01-649-7543
NSN 5920-00-285-2245
NSN 5985-01-307-8297
NSN 5855-01-029-8733
NSN 5996-00-159-8096
NSN 7035-00-931-9415
NSN 5915-00-931-5934
NSN 2925-01-363-5978
NSN 6130-01-604-9288
NSN 5920-00-869-6403
NSN 5835-01-057-5827