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 5950-00-155-1049
NSN 5990-01-641-2217
NSN 6220-01-306-4998
NSN 5925-01-152-2690
NSN 5935-01-339-8477
NSN 5930-00-925-7419
NSN 5935-01-616-0692
NSN 6105-01-555-8232
NSN 6620-01-481-1358
NSN 5835-01-072-7693
NSN 6150-01-341-4890
NSN 6130-01-142-2698