Grazer G2297K Revival, Part V: Spindle Rebuild and Gearbox Pulley Replacement

Easier said than done, apparently. Yeeesh.

Part Number Cross Reference
C37931 (Spindle pulley).......6204K266 (McMaster-Carr)
C37932 (Gearbox, output pulley).......6204K265 (McMaster-Carr)
C46686 (Spindle bearing).......Fafnir RA100RR, or CSA205-16 ("SpinCo" brand, from Carnell Sales/Big Bearing Store)

Dimensions of aforementioned pulleys:
C37931:
- Dia: 5"
- Width: 1", ~1-1/2" overall
- Bore: 7/8" (keyed)

C37932:
- Dia: 5"
- Width: 1", ~1-1/2" overall
- Bore: 3/4" (keyed)

Parts:
https://www.mcmaster.com/
https://www.caseingersollparts.com/store/c1/CASE_AG_%2F_CONSTRUCTION.html
https://thebigbearingstore.com/

Part Diagrams:
https://www.rottmansales.com/parts/ingersoll-case/front-cut-mowers/