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 5835-01-408-6529
NSN 6105-01-068-3045
NSN 5915-00-737-0924
NSN 5998-00-252-3708
NSN 6150-01-600-3448
NSN 5895-01-312-0112
NSN 6240-01-101-9876
NSN 5950-00-929-1120
NSN 5950-00-995-7868
NSN 6150-01-504-3730
NSN 5998-01-275-3890
NSN 5975-01-220-0633