No other part numbers with same form, fit, and function found.
An item of definite mass specifically designed to be used with a balance (1) (as modified) to counterbalance an unknown mass.
NSN 5930-00-999-2076
NSN 5975-00-240-8001
NSN 5990-01-261-2962
NSN 5975-00-673-5418
NSN 5960-01-383-6262
NSN 5960-00-962-5391
NSN 6110-01-566-8367
NSN 5925-01-012-1890
NSN 5985-01-508-5875
NSN 6240-00-316-3167
NSN 5920-01-261-4801
NSN 6620-00-379-2856