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.
NSN 6610-00-361-6954
NSN 6240-00-454-9293
NSN 5920-01-129-5886
NSN 6620-01-288-8249
NSN 5975-01-120-9810
NSN 6610-01-135-2149
NSN 5999-01-269-2101
NSN 5915-00-456-0873
NSN 6645-01-058-6260
NSN 5835-01-104-5707
NSN 5920-00-246-5992
NSN 5999-01-146-4374