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 6105-01-179-9090
NSN 5996-01-158-5197
NSN 5990-01-502-8209
NSN 6145-01-493-5833
NSN 5920-00-103-7642
NSN 6105-00-364-6554
NSN 6135-01-315-9214
NSN 6105-00-950-6978
NSN 6130-00-862-0905
NSN 5998-01-264-8095
NSN 6645-01-447-3143
NSN 5996-01-615-4224