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 steel
NSN 5835-01-338-5176
NSN 6145-01-358-6049
NSN 6610-00-550-6913
NSN 5945-00-676-1796
NSN 6610-01-298-1517
NSN 5999-01-206-4657
NSN 5920-00-814-2328
NSN 6135-01-079-7852
NSN 5925-00-179-8327
NSN 6105-00-719-5427
NSN 6645-01-633-1852
NSN 5905-01-658-9551