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Maintenance and Repair Guides

W.C. Branham Right Angle Gearboxes

Thank you for checking out our guides. Please don't hesitate to contact us if you have any questions. 

IAS10 Group A | A/B Bores: .625
IAS10 Group B | A/B Bores: .500
IAS10 Group C | A/B Bores: .500 x .625


IAS10E Group A | A/B Bores: .625
IAS10E Group B | A/B Bores: .500
IAS10E Group C | A/B Bores: .500, .625


IAS15 Group A | A/B Bores: .750, .625, .500
IAS15 Group B | A/B Bores: 1.00


IAS20 Group A | A/B Bores: 1.00, .750, .625
IAS20 Group B | A/B Bores: 1.25
IAS22 Group A | A/B Bores: 1.25, 1.00, .750, .625
IAS22 Group B | A/B Bores: 1.50, .750, .625
IAS22 Group C | A/B Bores: 1.50, 1.00
IAS22 Group D | A/B Bores: 1.25, 1.00


IAS25 Group A | A/B Bores: 1.25, 1.00, .750, .625
IAS25 Group B | A Bore: 1.50, B Bore: 1.25, 1.00, .750, .625
IAS25 Group C | A/B Bores: 1.50


CRL22 | A/B Bores: 1.25, 1.00, .750, .625
SSCRL22 | A/B Bores: 1.25, 1.00, .750, .625


CRL25 | A/B Bores: 1.25, 1.00, .750, .625
WDCRL25 | A/B Bores: 1.25, 1.00, .750, .625

For information on Gearbox sizing, check out this video featuring our IAS and CRL gearbox series.