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 6620-00-965-9841
NSN 5996-01-421-4761
NSN 5905-01-442-6134
NSN 5998-01-359-5572
NSN 6650-01-445-6492
NSN 5996-01-141-6916
NSN 5990-01-149-9228
NSN 5915-01-369-0811
NSN 6110-01-460-2753
NSN 6150-01-305-5780
NSN 5835-01-493-1826
NSN 6145-00-493-4073