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 6110-00-499-7054
NSN 6130-01-526-9085
NSN 6150-00-052-0805
NSN 2925-01-629-9416
NSN 6320-01-585-8468
NSN 5945-01-003-8106
NSN 6105-00-411-6226
NSN 5998-00-196-0528
NSN 5990-01-621-4710
NSN 5905-01-124-3625
NSN 6220-00-615-2168
NSN 5930-01-211-6894