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 2925-01-509-3783
NSN 6220-00-010-1595
NSN 5915-01-654-0965
NSN 5905-01-552-2436
NSN 5945-01-422-1684
NSN 6135-01-571-0845
NSN 2925-01-062-2660
NSN 5945-01-307-9256
NSN 5835-01-390-0880
NSN 6145-01-112-2573
NSN 6130-00-398-9702
NSN 5925-01-307-2363