4310-01-416-5955 (J25704)
4310-01-416-5955 is equivalent to manufacture part number 228P. It is a special shaped pump diaphragm and is classified under Federal Supply Class 4310 (4310 - Compressors and Vacuum Pumps), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 4310 - Compressors and Vacuum Pumps and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.