Sprockets for 20mm Shaft Diameter | McMaster-Carr

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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

Strand Type

ID

Roller Chain Trade Number

Bore Type

Pitch

OD

Chain Type

Shaft Type

Hub Diameter

Overall Width

Component

Specifications Met

Material

Stainless Steel

Keyway Width

Width

Chain Standard

Sprocket Type

Shaft Mount Type

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

Export Control Classification Number (ECCN)

DFARS Specialty Metals

REACH

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35 Products

Power Transmission

Drive Sprockets

Drive Sprockets

Mount directly onto a shaft to transmit rotary motion and torque

Idler Sprockets

Idler Sprockets

Press against your chain to take up slack and reduce wear and vibration

Pulley and Sprocket Bushings

Pulley and Sprocket Bushings

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

Timing Belt Idler Pulleys

Timing Belt Idler Pulleys

Add to your timing belt setup to minimize vibration and keep belts from wearing out

Ratchet Gears

Couple with a pawl to transmit motion in one direction and stop it in the other

Miter Gears

Connect shafts at a right angle without changing speed or torque

Bevel Gears

Reduce speed while transmitting motion at a right angle

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