Sprockets for 1 1/4" Shaft Diameter | McMaster-Carr

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Roller Chain Trade Number

System of Measurement

Shaft Diameter

1/32" to 11/32"

1/32" to 15/32"

1/32" to 17/32"

1/32" to 19/32"

1/32" to 21/32"

1/32" to 11/16"

1/32" to 13/16"

1/32" to 1 3/32"

5/8" to 1 5/16"

3/4" to 1 5/16"

7/8" to 1 5/16"

1 1/8" to 1 7/8"

1 1/8" to 2 1/8"

1 1/8" to 2 1/2"

Number of Teeth

Shaft Type

OD

ID

Pitch

Bore Type

Material

Stainless Steel

Strand Type

Chain Type

Keyway Width

Sprocket Type

Shaft Mount Type

Keyway Depth

Component

DFARS Specialty Metals

Chain Standard

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

REACH

RoHS

Export Control Classification Number (ECCN)

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299 Products

Drive Sprockets

Sprockets

Sprocket teeth mesh with your roller chain to smoothly transmit power

Flat Sprockets

No raised hub—best for tight spots and lightweight designs to transmit power

Sprockets for Clog-Resistant Flat-Edge Roller Chain

Sprockets for Clog-Resistant Flat-Edge Roller Chain

Prevent jams when paired with our clog-resistant chain

Sprockets for Two Single-Strand Roller Chains

Sprockets for Two Single-Strand Roller Chains

Drive two single-strand roller chains with a single sprocket

One-Way-Locking Sprockets

One-Way-Locking Sprockets

Transfer torque in one direction and spin freely in the other to stop reverse motion in its tracks

Plastic Sprockets

Plastic Sprockets

Quiet-running, lightweight, and naturally rust resistant

Other Products

Pulley and Sprocket Bushings

Pulley and Sprocket Bushings

Mount between a rotating shaft and equipment to secure the shaft and reduce vibration

Conveyor Belt Drive Sprockets

Conveyor Belt Drive Sprockets

Transmit power to chain belting to keep it running smoothly

Conveyor Belt Idler Pulleys

Conveyor Belt Idler Pulleys

Keep chain belts moving without sagging

Worm Gears

Pair with a gear worm to reduce speed while transferring motion at a right angle in one direction

Timing Belt Drive Pulleys

Timing Belt Drive Pulleys

Pair with a timing belt to keep your drive system in sync

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