Speed Reducers | McMaster-Carr

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Speed Ratio

System of Measurement

Output Shaft Diameter

Number of Output Shafts

Input Shaft Diameter

Maximum Input Power

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Shaft Orientation

Gear Box Input Connection

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Motor Frame Size

Gear Box Output Connection

Maximum Output Torque @ Input Speed

Input Shaft Type

Maximum Output Speed

Input Shaft Rotation

Shaft Diameter

Component

Overall Height

Maximum Input Speed

Output Shaft Location

Radial Load Capacity

RoHS

DFARS Specialty Metals

REACH

Export Control Classification Number (ECCN)

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766 Products

Power Transmission

Gear Boxes

Adjust motor speed to achieve the right torque for your machine; transmit motion at a 90° angle

Gears

Connect two rotary shafts to change a system's speed, torque, and angle

Gear Worms

Mate with worm gears to change the direction of a rotating shaft and greatly reduce its speed

Gear Box Mounts

Gear Box Mounts

Secure gear boxes that can’t be attached directly to a machine or other surface

Electric Gearmotors

Electric Gearmotors

A motor and speed reducer in one to slow speed and increase torque in AC- or DC- power applications

Stepper Gearmotors

Stepper Gearmotors

Stepper motor and gearbox in one for high torque in areas large motors won’t fit

Air-Powered Gearmotors

Air-Powered Gearmotors

A motor and speed reducer in one to slow speed and increase torque in air-powered applications

Speed Limiters

Control the speed of movement for attached components such as doors, panels, and drill presses

Material Handling

Conveyor Brakes

Conveyor Brakes

Slow down roller conveyors using friction; also known as pallet brakes

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)