Pivoting Motor Bases
Fixed Position Pivot Bases
• Features manual adjustment for belt tensioning
• Available in both standard and heavy duty.
• Sizes ranging from 56 through 449T and larger.

Pivoting Motor Base (NEMA Frame Sizes 56-215T) Pivoting Motor Base (NEMA Frame Sizes 254T-449T)
trunyon bearing closeup
Reactive Pivot Bases
• Automatically controls belt tension.
• Provides automatic belt take-up
• Lengthens belt life
• Minimizes slip
• Smooths vibration
• Used for all applications where the motor is not situated above the driven unit.

Please view the Pivoted Motor Base (Reactive) Catalog
Reactive Pivot Base