3416-01-303-7778 (P16-7R)
3416-01-303-7778 is equivalent to manufacture part number 16-7. It is a grinding and polishing den clutch spring and is classified under Federal Supply Class 3416 (3416 - Lathes), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 3416 - Lathes and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.