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 6145-00-184-1110
NSN 7035-01-594-9198
NSN 5996-01-158-2531
NSN 5950-00-269-4805
NSN 6110-00-862-6407
NSN 5925-01-457-0289
NSN 5920-00-246-5992
NSN 6240-00-015-3725
NSN 5996-01-469-2359
NSN 6220-00-900-8951
NSN 6685-01-144-9004
NSN 2925-00-636-4026