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 5950-00-941-2452
NSN 5960-01-438-0245
NSN 5996-00-929-2216
NSN 5920-01-324-0517
NSN 5996-01-363-6037
NSN 4140-01-366-6666
NSN 6220-01-073-9518
NSN 5925-00-175-2892
NSN 6135-00-738-5571
NSN 5910-01-092-1575
NSN 5996-00-525-1777
NSN 5965-00-518-0958