About Roller Chain and Sprockets
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Sprockets for ANSI Roller Chain
![](/prerenderstable/mvPRE/contents/gfx/imagecache/628/6280k531c1-d03b-digital-master1551470921-p9@halfx_636598986235750000.png?ver=imagenotfound)
Without Keyway
![](/prerenderstable/mvPRE/contents/gfx/imagecache/628/6280k532c1-d03b-digital-master1551470919-p9@halfx_636598986236030000.png?ver=imagenotfound)
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 25 Roller Chain (1/4" Pitch)
![](/prerenderstable/mvPRE/contents/gfx/imagecache/628/6280k392-1607696623-p9@halfx_637432718566353790.png?ver=imagenotfound)
Keyway | ||||||||||
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Number of Teeth | For Shaft Dia. | OD | Overall Wd. | Hub Dia. | Wd. | Dp. | Material | Includes | Each | |
70 | 1/2" | 5.72" | 3/4" | 2" | __ | __ | Steel | Two Set Screws | 00000000 | 000000 |
70 | 5/8" | 5.72" | 3/4" | 2" | 3/16" | 3/32" | Steel | Two Set Screws | 00000000 | 00000 |
70 | 3/4" | 5.72" | 3/4" | 2" | 3/16" | 3/32" | Steel | Two Set Screws | 00000000 | 00000 |
70 | 7/8" | 5.72" | 3/4" | 2" | 3/16" | 3/32" | Steel | Two Set Screws | 00000000 | 00000 |
70 | 1" | 5.72" | 3/4" | 2" | 1/4" | 1/8" | Steel | Two Set Screws | 00000000 | 00000 |
70 | 1 1/4" | 5.72" | 3/4" | 2" | 1/4" | 1/8" | Steel | Two Set Screws | 00000000 | 00000 |
70 | 1 3/8" | 5.72" | 3/4" | 2" | 5/16" | 5/32" | Steel | Two Set Screws | 00000000 | 00000 |