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 6240-01-285-0927
NSN 5985-00-245-1744
NSN 5996-01-408-5632
NSN 6620-00-779-5859
NSN 6645-01-269-9708
NSN 2925-01-422-1542
NSN 5925-01-152-4955
NSN 5975-01-540-4971
NSN 6105-01-045-0657
NSN 5990-01-326-2677
NSN 2925-01-519-6726
NSN 5999-00-081-3519