The gear has some pitting shown in third picture
Commonly used on International Cub-101A Fertilizer Attachments and Cub-174 Planter Belly Mount Attachments
CASE Bearing part numbers - 40007
Will also fit the International Harvester fertilizer units listed below:
INSTALLATION HINT: Old rubber base gasket can be very difficult to see due to the oil
New Old Stock Idler Support Bracket Assembly for IH Cub Cadet Mower Decks, 473463R92 The gear has some pittingNew Old Stock Cub Cadet 38", 42", 48" 3 Spindle Deck Idler Support Assembly for Cub Cadet Mowers. Used on Cub Cadet Model 70, 71, 100, 102, 122, and 123 Tractors. Total length of the bracket shaft is 11 1 2" inch. Bracket shaft diameter is 1 2" inch. Please consult your Cub cadet's parts listing to ensure you receive the correct part. Case IH Cub Cadet Idler Support Bracket part number 473463R92. Came from a dealership liquidation. This part has been