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 5965-00-439-1149
NSN 6650-01-322-4415
NSN 6620-00-067-4946
NSN 5910-01-162-0747
NSN 5965-00-117-4214
NSN 6145-01-634-0388
NSN 5915-01-314-6405
NSN 6620-01-014-7192
NSN 5930-00-959-5847
NSN 6135-01-069-8575
NSN 6240-01-102-1555
NSN 5935-00-964-8513