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 5975-01-528-6566
NSN 5835-00-537-7780
NSN 7035-01-555-8793
NSN 5835-01-122-9657
NSN 5920-01-392-2277
NSN 5999-01-054-2902
NSN 6610-00-725-6081
NSN 5998-01-551-8224
NSN 6150-01-650-5115
NSN 5855-01-334-6594
NSN 5950-01-541-4022
NSN 5910-01-629-3999