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 5905-01-014-4762
NSN 5905-00-668-6976
NSN 6105-01-478-3111
NSN 5910-01-509-7783
NSN 5965-01-213-7256
NSN 6620-00-701-3575
NSN 5835-01-552-8365
NSN 6110-01-020-8153
NSN 6645-01-486-4305
NSN 6145-01-207-5173
NSN 5975-00-819-7325
NSN 7035-01-359-3915