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 materials other than copper, iron or steel
NSN 5999-00-270-2276
NSN 5998-01-416-7838
NSN 6220-01-384-2827
NSN 6320-00-194-4252
NSN 6105-01-502-8831
NSN 2925-01-616-9370
NSN 6150-00-269-2211
NSN 5985-00-148-8233
NSN 5935-01-434-5099
NSN 6320-01-659-2819
NSN 5895-00-291-4873
NSN 5990-01-314-8591