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System of Measurement System of Measurement |
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Bore Type Bore Type |
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![]() | Machinable |
Material Material |
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For Maximum Shaft Diameter For Maximum Shaft Diameter |
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For Shaft Diameter For Shaft Diameter |
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For Roller Chain Strand Type For Roller Chain Strand Type |
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![]() | Single |
For Shaft Type For Shaft Type |
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![]() | Round |
Sprocket Type Sprocket Type |
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Roller Chain Standard Roller Chain Standard |
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ID ID | Hide |
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DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement) |
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REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration,Evaluation, Authorization and Restriction of Chemicals) |
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RoHS (Restriction of Hazardous Substances) RoHS (Restriction ofHazardous Substances) |
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About Roller Chain and Sprockets
More
Flat Sprockets for ANSI Roller Chain


Also known as A-plate sprockets, these have a slim profile that fits in narrow spaces. They come machined to the shaft diameter size listed and are machinable up to the maximum shaft diameter size.
For technical drawings and 3-D models, click on a part number.
Number of Teeth | For Shaft Dia. | For Max. Shaft Dia. | OD | Overall Wd. | Material | Each | |
For ANSI 35 Roller Chain (3/8" Pitch) | |||||||
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60 | 23/32" | 6 3/4" | 7.38" | 11/64" | Steel | 00000000 | 000000 |
For ANSI 40 Roller Chain (1/2" Pitch) | |||||||
40 | 23/32" | 5 13/16" | 6.65" | 9/32" | Steel | 0000000 | 00000 |
45 | 23/32" | 6 39/64" | 7.45" | 9/32" | Steel | 0000000 | 00000 |
60 | 23/32" | 9" | 9.84" | 9/32" | Steel | 0000000 | 00000 |
For ANSI 50 Roller Chain (5/8" Pitch) | |||||||
24 | 23/32" | 4 5/64" | 5.12" | 11/32" | Steel | 0000000 | 00000 |
25 | 23/32" | 4 9/32" | 5.32" | 11/32" | Steel | 0000000 | 00000 |
30 | 23/32" | 5 9/32" | 6.32" | 11/32" | Steel | 0000000 | 00000 |
35 | 23/32" | 6 9/32" | 7.32" | 11/32" | Steel | 0000000 | 00000 |
40 | 23/32" | 7 9/32" | 8.32" | 11/32" | Steel | 0000000 | 00000 |
45 | 23/32" | 8 9/32" | 9.31" | 11/32" | Steel | 0000000 | 00000 |
For ANSI 60 Roller Chain (3/4" Pitch) | |||||||
24 | 23/32" | 4 29/32" | 6.15" | 15/32" | Steel | 0000000 | 00000 |
25 | 23/32" | 5 5/32" | 6.39" | 15/32" | Steel | 0000000 | 00000 |
30 | 23/32" | 6 11/32" | 7.59" | 15/32" | Steel | 0000000 | 00000 |