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 steel
NSN 5975-00-520-8483
NSN 5998-01-476-3059
NSN 6620-00-816-8240
NSN 5945-01-196-6030
NSN 6110-01-339-1237
NSN 6135-00-967-3112
NSN 6220-01-045-6265
NSN 2925-00-939-1979
NSN 6240-01-198-3897
NSN 6620-01-078-6372
NSN 5950-01-216-1194
NSN 2925-00-701-9991