A conical shaped item (actually a frustum of a cone) with either a stepped, tapered (cone) or spool (one end must be smaller than the other) shaped silhouette between ends, used for aligning a brake drum, on a brake drum lathe, during the turning and/or grinding process. It may fasten to the drum with studs when the drum is without a center bearing.
NSN 5855-01-623-8582
NSN 6145-00-784-3741
NSN 5910-01-195-8392
NSN 5905-01-271-0536
NSN 6650-00-507-9255
NSN 5965-01-071-3704
NSN 4140-00-852-7101
NSN 5990-00-800-2521
NSN 5960-01-188-4558
NSN 7035-01-219-9476
NSN 5910-01-551-8720
NSN 6105-01-390-5413