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 5835-01-624-5666
NSN 6110-01-450-6488
NSN 6240-01-201-9218
NSN 5950-01-019-1924
NSN 5915-00-826-3457
NSN 5965-00-984-1393
NSN 5965-01-617-0478
NSN 5975-01-644-2252
NSN 4140-01-107-7382
NSN 6240-00-235-5159
NSN 5895-00-907-5088
NSN 5985-00-426-7269