Valve operation method: hydraulic
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 5985-00-594-8824
NSN 5855-01-449-5724
NSN 5975-01-429-9213
NSN 6150-00-614-9568
NSN 6135-00-369-2368
NSN 2925-00-110-4217
NSN 6150-00-222-3772
NSN 5925-01-411-6028
NSN 5935-01-492-8271
NSN 5950-01-587-5969
NSN 6620-00-551-9948
NSN 6610-01-480-0188