The punch marks trying to correct a loose bearing fit isn’t a good thing, I’d b hunting for a replacement spindle.
The AD 3/4 ton spindle is shared with 1 ton, and the 1.5 ton (without heavy duty axle option).

•1951 GMC 250 in the Project Journals
•1948 Chevrolet 6400 - Detroit Diesel 4-53T - Roadranger 10 speed overdrive - 4 wheel disc brakes
•1952 Chevrolet 3800 pickup
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"First, get a clear notion of what you desire to accomplish, and then in all probability you will succeed in doing it..." -Henry Maudslay-