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DOT Code: 612.384-010

Industry: ordnance

Inspects dimensions of cannon barrels before and after cold-working, following specifications and using measuring instruments: Measures outside and inside diameter of barrel at specified points before and after cold working, using micrometer and star gauge. Examines gun bore for cracks and flaws, using optical device to see down gun barrel. Records inspection data and recommendations for disposition of barrel.

GOE: 06.03.01 STRENGTH: M GED: R3 M3 L3 SVP: 4 DLU: 77