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 5905-00-899-0110
NSN 6220-00-472-8119
NSN 6105-01-023-1611
NSN 6320-01-116-3980
NSN 6320-00-036-3688
NSN 6650-01-382-8569
NSN 6320-01-209-0952
NSN 5998-01-381-6963
NSN 5910-01-354-0215
NSN 5935-00-185-9987
NSN 5915-01-431-8691
NSN 6130-01-649-1562