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 5999-01-033-2596
NSN 5985-00-702-4034
NSN 5990-00-328-4490
NSN 5975-01-600-0347
NSN 6240-00-767-2389
NSN 5925-01-182-2448
NSN 5950-01-218-2986
NSN 5950-00-018-0499
NSN 5920-01-454-3816
NSN 2925-00-670-0638
NSN 6105-00-372-4716
NSN 6130-00-005-8100