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 2925-01-348-3206
NSN 2925-00-185-1618
NSN 7035-01-445-3563
NSN 4140-00-023-2597
NSN 5835-00-346-4735
NSN 6645-01-372-9464
NSN 5905-01-321-2911
NSN 6145-01-085-6572
NSN 5935-00-422-2232
NSN 5935-01-579-3324
NSN 6105-01-367-0766
NSN 6685-01-094-7916