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 5855-01-591-0466
NSN 6150-01-483-9231
NSN 5935-00-258-3034
NSN 5855-01-199-2046
NSN 5985-00-222-4933
NSN 5975-01-268-3834
NSN 5985-01-385-6632
NSN 7035-01-200-4751
NSN 6130-01-241-1340
NSN 5999-00-141-0291
NSN 6610-00-314-2605
NSN 5996-01-056-4952