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 5965-01-073-6047
NSN 5985-01-259-5987
NSN 5975-01-124-5555
NSN 6105-01-246-2210
NSN 5835-00-764-4388
NSN 5960-01-570-8605
NSN 5975-01-065-1796
NSN 2925-01-538-1343
NSN 7035-01-413-6697
NSN 6685-01-539-2345
NSN 6150-01-572-1332
NSN 6320-01-384-3850