According to 1929-57 Master parts catalog
1941-50 Outside dimension of the: SEAL, oil, torque tube is: 1 11/16" part # 3691457
So, you would think that the Okie Bushing outer sleeve should be around that dimension.
You could ask these guys Vintage Auto parts I think they make the Okie bushings in house. vapinc.com
This link has some insight also.

1954 Chevrolet 3105 Deluxe Panel Truck
w/Factory HYDRA-MATIC