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 5855-01-557-9470
NSN 7035-01-501-8785
NSN 6645-00-761-7256
NSN 5950-00-351-9481
NSN 6320-01-442-3428
NSN 6150-00-482-1128
NSN 5950-00-276-8584
NSN 5895-00-010-9979
NSN 6150-01-554-1880
NSN 5915-01-421-7302
NSN 5855-01-528-7287
NSN 2925-01-538-1343