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 2925-00-295-4765
NSN 5945-01-411-8073
NSN 5950-01-548-6113
NSN 5999-01-423-0729
NSN 6145-01-583-9673
NSN 2925-01-127-0167
NSN 5985-01-557-3109
NSN 5935-01-214-7040
NSN 4140-00-305-1023
NSN 5910-00-518-2864
NSN 5920-01-326-2706
NSN 6130-00-558-0453