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System of Measurement System of Measurement |
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OD OD |
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Bore Type Bore Type |
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For Shaft Type For Shaft Type |
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Keyway Width Keyway Width |
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For Roller Chain Strand Type For Roller Chain Strand Type |
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 | Single |
Keyway Depth Keyway Depth | Show |
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Keyway Depth Keyway Depth | Hide |
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Roller Chain Standard Roller Chain Standard |
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DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement) |
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Sprocket Type Sprocket Type |
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Bushing Type Bushing Type |
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Fastener Tightening Torque Fastener Tightening Torque |
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Taper Taper |
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Teeth Heat Treatment Teeth Heat Treatment |
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About Roller Chain and Sprockets
More
Sprockets for ANSI Roller Chain
With Keyway
Mount these sprockets onto your shaft and secure with a set screw—no machining necessary.
For technical drawings and 3-D models, click on a part number.
For ANSI 60 Roller Chain (3/4" Pitch)
Keyway | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Number of Teeth | For Shaft Dia. | OD | Overall Wd. | Hub Dia. | Wd. | Dp. | Material | Includes | Each | |
| 36 | 2 7/16" | 9.02" | 1 1/4" | 4" | 5/8" | 5/16" | Steel | Two Set Screws | 00000000 | 0000000 |
| 38 | 2 7/16" | 9.5" | 1 1/4" | 4 1/4" | 5/8" | 5/16" | Steel | Two Set Screws | 00000000 | 000000 |
| 40 | 2 7/16" | 9.98" | 1 1/4" | 4 1/4" | 5/8" | 5/16" | Steel | Two Set Screws | 00000000 | 000000 |
| 42 | 2 7/16" | 10.46" | 1 1/4" | 4 1/4" | 5/8" | 5/16" | Steel | Two Set Screws | 00000000 | 000000 |
| 45 | 2 7/16" | 11.18" | 1 1/4" | 4 1/4" | 5/8" | 5/16" | Steel | Two Set Screws | 00000000 | 000000 |
| 48 | 2 7/16" | 11.89" | 1 1/4" | 4 1/4" | 5/8" | 5/16" | Steel | Two Set Screws | 00000000 | 000000 |
| 54 | 2 7/16" | 13.33" | 1 3/4" | 4 1/4" | 5/8" | 5/16" | Steel | Two Set Screws | 00000000 | 000000 |
| 60 | 2 7/16" | 14.76" | 1 3/4" | 4 1/4" | 5/8" | 5/16" | Steel | Two Set Screws | 00000000 | 000000 |
| 70 | 2 7/16" | 17.15" | 1 3/4" | 4 1/4" | 5/8" | 5/16" | Steel | Two Set Screws | 00000000 | 000000 |
| 72 | 2 7/16" | 17.63" | 2" | 4 1/4" | 5/8" | 5/16" | Steel | Two Set Screws | 00000000 | 000000 |
For ANSI 80 Roller Chain (1" Pitch)
Keyway | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Number of Teeth | For Shaft Dia. | OD | Overall Wd. | Hub Dia. | Wd. | Dp. | Material | Includes | Each | |
| 17 | 2 7/16" | 5.95" | 1 1/2" | 4" | 5/8" | 5/16" | Steel | Two Set Screws | 00000000 | 000000 |
| 18 | 2 7/16" | 6.27" | 1 1/2" | 4 1/4" | 5/8" | 5/16" | Steel | Two Set Screws | 00000000 | 00000 |
| 19 | 2 7/16" | 6.59" | 1 1/2" | 4 1/4" | 5/8" | 5/16" | Steel | Two Set Screws | 00000000 | 00000 |
| 20 | 2 7/16" | 6.91" | 1 1/2" | 4 1/4" | 5/8" | 5/16" | Steel | Two Set Screws | 000000 | 000000 |
For ANSI 100 Roller Chain (1 1/4" Pitch)
Keyway | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Number of Teeth | For Shaft Dia. | OD | Overall Wd. | Hub Dia. | Wd. | Dp. | Material | Includes | Each | |
| 16 | 2 7/16" | 7.03" | 1 3/4" | 4 1/2" | 5/8" | 5/16" | Steel | Two Set Screws | 00000000 | 0000000 |
| 17 | 2 7/16" | 7.44" | 1 3/4" | 4 1/2" | 5/8" | 5/16" | Steel | Two Set Screws | 00000000 | 000000 |
| 18 | 2 7/16" | 7.84" | 1 3/4" | 4 1/2" | 5/8" | 5/16" | Steel | Two Set Screws | 00000000 | 000000 |
| 19 | 2 7/16" | 8.24" | 2" | 4 1/2" | 5/8" | 5/16" | Steel | Two Set Screws | 00000000 | 000000 |
| 20 | 2 7/16" | 8.64" | 2" | 4 1/2" | 5/8" | 5/16" | Steel | Two Set Screws | 00000000 | 000000 |
Wear-Resistant Sprockets for ANSI Roller Chain
With Keyway
Hardened teeth give these steel sprockets increased wear resistance for a long service life. Mount them onto your shaft and secure with a set screw—no machining necessary.
For technical drawings and 3-D models, click on a part number.
For ANSI 80 Roller Chain (1" Pitch)
Keyway | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Number of Teeth | For Shaft Dia. | OD | Overall Wd. | Hub Dia. | Wd. | Dp. | Material | Includes | Each | |
| 17 | 2 7/16" | 5.95" | 1 1/2" | 4" | 5/8" | 5/16" | Steel | Two Set Screws | 00000000 | 000000 |
| 18 | 2 7/16" | 6.27" | 1 1/2" | 4 1/4" | 5/8" | 5/16" | Steel | Two Set Screws | 00000000 | 000000 |
| 19 | 2 7/16" | 6.59" | 1 1/2" | 4 1/4" | 5/8" | 5/16" | Steel | Two Set Screws | 00000000 | 000000 |
| 20 | 2 7/16" | 6.91" | 1 1/2" | 4 1/4" | 5/8" | 5/16" | Steel | Two Set Screws | 00000000 | 000000 |
Taper-Lock Bushings
Mount these hubless bushings flush into your sprocket or pulley for a slim profile with no protruding screws. They are for use with taper-lock sprockets of the same bushing style. As you tighten the included set screws, the bushing grips the shaft and pulls it into your sprocket or pulley.
For technical drawings and 3-D models, click on a part number.
Keyway | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| For Shaft Dia. | Overall Wd. | Wd. | Dp. | Taper | Fastener Tightening Torque, in.-lbs. | Material | Includes | Each | |
2517 Style Bushing | |||||||||
| 2 5/16" | 1 3/4" | 5/8" | 5/16" | 8° | 430 | Steel | Machine Key, Set Screws | 000000000 | 000000 |
2525 Style Bushing | |||||||||
| 2 5/16" | 2 1/2" | 5/8" | 5/16" | 8° | 430 | Iron | Machine Key, Set Screws | 000000000 | 00000 |
| 2 3/8" | 2 1/2" | 5/8" | 5/16" | 8° | 430 | Iron | Machine Key, Set Screws | 000000000 | 00000 |
| 2 7/16" | 2 1/2" | 5/8" | 5/16" | 8° | 430 | Iron | Machine Key, Set Screws | 000000000 | 00000 |
| 2 1/2" | 2 1/2" | 5/8" | 5/16" | 8° | 430 | Iron | Machine Key, Set Screws | 000000000 | 00000 |
3020 Style Bushing | |||||||||
| 2 5/16" | 2" | 5/8" | 5/16" | 8° | 800 | Steel | Set Screws | 000000000 | 00000 |
| 2 3/8" | 2" | 5/8" | 5/16" | 8° | 800 | Steel | Set Screws | 000000000 | 00000 |
| 2 7/16" | 2" | 5/8" | 5/16" | 8° | 800 | Steel | Set Screws | 000000000 | 00000 |
| 2 1/2" | 2" | 5/8" | 5/16" | 8° | 800 | Steel | Set Screws | 000000000 | 00000 |
| 2 9/16" | 2" | 5/8" | 5/16" | 8° | 800 | Steel | Set Screws | 000000000 | 00000 |
| 2 5/8" | 2" | 5/8" | 5/16" | 8° | 800 | Steel | Set Screws | 000000000 | 00000 |
| 2 11/16" | 2" | 5/8" | 5/16" | 8° | 800 | Steel | Set Screws | 000000000 | 00000 |
| 2 3/4" | 2" | 5/8" | 5/16" | 8° | 800 | Steel | Set Screws | 000000000 | 00000 |
3030 Style Bushing | |||||||||
| 2 5/16" | 3" | 5/8" | 5/16" | 8° | 800 | Iron | Set Screws | 000000000 | 00000 |
| 2 3/8" | 3" | 5/8" | 5/16" | 8° | 800 | Iron | Set Screws | 000000000 | 00000 |
| 2 7/16" | 3" | 5/8" | 5/16" | 8° | 800 | Iron | Set Screws | 000000000 | 00000 |
| 2 1/2" | 3" | 5/8" | 5/16" | 8° | 800 | Iron | Set Screws | 000000000 | 00000 |
| 2 9/16" | 3" | 5/8" | 5/16" | 8° | 800 | Iron | Set Screws | 000000000 | 00000 |
| 2 5/8" | 3" | 5/8" | 5/16" | 8° | 800 | Iron | Set Screws | 000000000 | 00000 |
| 2 11/16" | 3" | 5/8" | 5/16" | 8° | 800 | Iron | Set Screws | 000000000 | 00000 |
| 2 3/4" | 3" | 5/8" | 5/16" | 8° | 800 | Iron | Set Screws | 000000000 | 00000 |
3525 Style Bushing | |||||||||
| 2 3/8" | 2 1/2" | 5/8" | 5/16" | 8° | 1,000 | Iron | Set Screws | 000000000 | 000000 |
| 2 7/16" | 2 1/2" | 5/8" | 5/16" | 8° | 1,000 | Iron | Set Screws | 000000000 | 000000 |
| 2 1/2" | 2 1/2" | 5/8" | 5/16" | 8° | 1,000 | Iron | Set Screws | 000000000 | 000000 |
| 2 5/8" | 2 1/2" | 5/8" | 5/16" | 8° | 1,000 | Iron | Set Screws | 000000000 | 000000 |
| 2 3/4" | 2 1/2" | 5/8" | 5/16" | 8° | 1,000 | Iron | Set Screws | 000000000 | 000000 |
3535 Style Bushing | |||||||||
| 2 5/16" | 3 1/2" | 5/8" | 5/16" | 8° | 1,000 | Iron | Set Screws | 000000000 | 000000 |
| 2 3/8" | 3 1/2" | 5/8" | 5/16" | 8° | 1,000 | Iron | Set Screws | 000000000 | 000000 |
| 2 7/16" | 3 1/2" | 5/8" | 5/16" | 8° | 1,000 | Iron | Set Screws | 000000000 | 000000 |
| 2 1/2" | 3 1/2" | 5/8" | 5/16" | 8° | 1,000 | Iron | Set Screws | 000000000 | 000000 |
| 2 5/8" | 3 1/2" | 5/8" | 5/16" | 8° | 1,000 | Iron | Set Screws | 000000000 | 000000 |
| 2 11/16" | 3 1/2" | 5/8" | 5/16" | 8° | 1,000 | Iron | Set Screws | 000000000 | 000000 |
| 2 3/4" | 3 1/2" | 5/8" | 5/16" | 8° | 1,000 | Iron | Set Screws | 000000000 | 000000 |
4040 Style Bushing | |||||||||
| 2 5/16" | 4" | 5/8" | 5/16" | 8° | 1,700 | Iron | Set Screws | 000000000 | 000000 |
| 2 3/8" | 4" | 5/8" | 5/16" | 8° | 1,700 | Iron | Set Screws | 000000000 | 000000 |
| 2 7/16" | 4" | 5/8" | 5/16" | 8° | 1,700 | Iron | Set Screws | 000000000 | 000000 |
| 2 1/2" | 4" | 5/8" | 5/16" | 8° | 1,700 | Iron | Set Screws | 000000000 | 000000 |
| 2 9/16" | 4" | 5/8" | 5/16" | 8° | 1,700 | Iron | Set Screws | 000000000 | 000000 |
| 2 5/8" | 4" | 5/8" | 5/16" | 8° | 1,700 | Iron | Set Screws | 000000000 | 000000 |
| 2 11/16" | 4" | 5/8" | 5/16" | 8° | 1,700 | Iron | Set Screws | 000000000 | 000000 |
| 2 3/4" | 4" | 5/8" | 5/16" | 8° | 1,700 | Iron | Set Screws | 000000000 | 000000 |
4545 Style Bushing | |||||||||
| 2 5/16" | 4 1/2" | 5/8" | 5/16" | 8° | 2,450 | Iron | Set Screws | 000000000 | 000000 |
| 2 3/8" | 4 1/2" | 5/8" | 5/16" | 8° | 2,450 | Iron | Set Screws | 000000000 | 000000 |
| 2 7/16" | 4 1/2" | 5/8" | 5/16" | 8° | 2,450 | Iron | Set Screws | 000000000 | 000000 |
| 2 1/2" | 4 1/2" | 5/8" | 5/16" | 8° | 2,450 | Iron | Set Screws | 000000000 | 000000 |
| 2 9/16" | 4 1/2" | 5/8" | 5/16" | 8° | 2,450 | Iron | Set Screws | 000000000 | 000000 |
| 2 5/8" | 4 1/2" | 5/8" | 5/16" | 8° | 2,450 | Iron | Set Screws | 000000000 | 000000 |
| 2 3/4" | 4 1/2" | 5/8" | 5/16" | 8° | 2,450 | Iron | Set Screws | 000000000 | 000000 |
5050 Style Bushing | |||||||||
| 2 5/16" | 5" | 5/8" | 5/16" | 8° | 3,100 | Iron | Set Screws | 000000000 | 000000 |
| 2 7/16" | 5" | 5/8" | 5/16" | 8° | 3,100 | Iron | Set Screws | 000000000 | 000000 |
| 2 1/2" | 5" | 5/8" | 5/16" | 8° | 3,100 | Iron | Set Screws | 000000000 | 000000 |
| 2 9/16" | 5" | 5/8" | 5/16" | 8° | 3,100 | Iron | Set Screws | 000000000 | 000000 |
| 2 5/8" | 5" | 5/8" | 5/16" | 8° | 3,100 | Iron | Set Screws | 000000000 | 000000 |
| 2 11/16" | 5" | 5/8" | 5/16" | 8° | 3,100 | Iron | Set Screws | 000000000 | 000000 |
| 2 3/4" | 5" | 5/8" | 5/16" | 8° | 3,100 | Iron | Set Screws | 000000000 | 000000 |