2520-00-628-3001 (6283001)
NSN 2520-00-628-3001 (NIIN 00-628-3001) is a ring oil seal in Federal Supply Class 2520, Vehicular Power Transmission Components. Manufacturer part number 6283001 (U S Army Tank Automotive Command, CAGE 19207); also referenced as 203028 (Twin Disc, Incorporated).
NIIN assigned January 1963; DEMIL B (USML, demil required); export Schedule B 8483.90.9500.