To clarify my earlier comment about different spindles for different years, note different bearing bore sizes, so different spindle sizes, from this thread https://www.stovebolt.com/ubbthreads/ubbthreads.php?ubb=showflat&Number=604816#Post604816
Originally Posted by Grigg
Found the bearings in the Timken catalog.
Front (original) wheel bearings for 3/4 and 1 ton Chevy.

Bearing # ---- Bore --- O.D. ----- Overall Width --- Outer cup width --- Inner cone Width-
'53 to '59
B-46 ------- 1.4995 --- 3.1500 ---- 1.2360 ----------------- .8510 --------------- .9170
B-45 -------- .9058 ---- 2.2503 ---- .8000 ------------------ .6900 --------------- .6590
'46 to '52
B-26 ------- 1.4060 --- 3.1500 ---- 1.2260 ----------------- .8510 --------------- .9170
B-25 -------- .8435 ---- 2.2503 ---- .8000 -------------------.6900 --------------- .6590

•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
---All pictures---
"First, get a clear notion of what you desire to accomplish, and then in all probability you will succeed in doing it..." -Henry Maudslay-