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 5945-01-012-4223
NSN 5895-00-661-1773
NSN 5996-01-164-6758
NSN 5985-01-230-1482
NSN 5935-00-252-2276
NSN 5990-00-116-6590
NSN 5935-01-620-3686
NSN 5925-01-241-8464
NSN 5945-01-448-6294
NSN 5996-01-615-3333
NSN 5935-01-632-8264
NSN 6150-01-029-7684