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 5999-00-614-9486
NSN 6145-01-453-3410
NSN 5855-01-430-5459
NSN 5895-00-588-6525
NSN 5910-00-267-9509
NSN 5925-01-310-8456
NSN 5950-00-535-4634
NSN 6105-00-686-1732
NSN 6610-01-335-3185
NSN 6240-00-272-8601
NSN 5985-01-317-8649
NSN 6220-01-212-4088