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 copper having a pressure rating of 850 kpa or over
NSN 2925-01-384-4139
NSN 5990-00-488-1091
NSN 6130-00-955-1743
NSN 6105-01-429-8546
NSN 5975-00-203-8416
NSN 2925-01-108-3307
NSN 5999-01-505-7896
NSN 6645-00-958-0354
NSN 5985-01-174-5256
NSN 6150-00-809-5431
NSN 6645-01-400-1137
NSN 6240-00-101-0008