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 6150-01-328-7444
NSN 4140-00-203-3162
NSN 5925-01-551-4116
NSN 6610-01-146-0331
NSN 5935-00-079-1308
NSN 6150-00-350-7268
NSN 5920-00-003-9812
NSN 5999-01-445-5689
NSN 5945-00-580-0873
NSN 5910-00-139-4808
NSN 6150-01-455-9783
NSN 6320-00-284-1524