About Roller Chain and Sprockets
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Sprockets for ANSI Roller Chain
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.
Keyway | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Number of Teeth | For Shaft Dia. | OD | Overall Wd. | Hub Dia. | Wd. | Dp. | Material | Includes | Each | |
| 16 | 2 15/16" | 7.03" | 1 3/4" | 4 1/2" | 3/4" | 3/8" | Steel | Two Set Screws | 00000000 | 0000000 |
| 17 | 2 15/16" | 7.44" | 1 3/4" | 4 1/2" | 3/4" | 3/8" | Steel | Two Set Screws | 00000000 | 000000 |
| 18 | 2 15/16" | 7.84" | 1 3/4" | 4 1/2" | 3/4" | 3/8" | Steel | Two Set Screws | 00000000 | 000000 |
| 19 | 2 15/16" | 8.24" | 2" | 4 1/2" | 3/4" | 3/8" | Steel | Two Set Screws | 00000000 | 000000 |
| 20 | 2 15/16" | 8.64" | 2" | 4 1/2" | 3/4" | 3/8" | Steel | Two Set Screws | 00000000 | 000000 |
Quick-Disconnect (QD) Bushings
The screw connections on these bushings easily mate to compatible quick-disconnect sprockets and pulleys. Bushings fit quick-disconnect (QD) sprockets and pulleys of the same bushing style. As you tighten the included screws, the bushing grips the shaft and pulls it into the sprocket or pulley.
For technical drawings and 3-D models, click on a part number.
Keyway | ||||||||
|---|---|---|---|---|---|---|---|---|
| For Shaft Dia. | Overall Wd. | Wd. | Dp. | Fastener Tightening Torque, in.-lbs. | Material | Includes | Each | |
Clamp On | ||||||||
SF Style Bushing | ||||||||
| 2 15/16" | 2 1/16" | 3/4" | 1/32" | 360 | Cast Iron | Clamping Screws, Machine Key | 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 | |
3020 Style Bushing | |||||||||
| 2 7/8" | 2" | 3/4" | 3/8" | 8° | 800 | Steel | Machine Key, Set Screws | 000000000 | 000000 |
| 2 15/16" | 2" | 3/4" | 3/8" | 8° | 800 | Steel | Machine Key, Set Screws | 000000000 | 00000 |
| 3" | 2" | 3/4" | 3/8" | 8° | 800 | Steel | Machine Key, Set Screws | 000000000 | 00000 |
4545 Style Bushing | |||||||||
| 2 15/16" | 4 1/2" | 3/4" | 3/8" | 8° | 2,450 | Cast Iron | Set Screws | 000000000 | 000000 |