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 6145-00-466-4068
NSN 5895-00-270-6595
NSN 6620-00-139-1064
NSN 5965-01-633-8849
NSN 5990-01-299-1090
NSN 5915-00-597-2369
NSN 6150-01-289-9528
NSN 6130-00-372-4322
NSN 5998-00-270-1179
NSN 6645-00-268-4042
NSN 5985-00-576-0646
NSN 5950-01-478-5285