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System of Measurement System of Measurement |
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Overall Width Overall Width | Show |
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Overall Width Overall Width | Hide |
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Roller Chain Trade Size Roller Chain Trade Size |
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DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement) |
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Shaft Mount Type Shaft Mount Type |
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![]() | Clamp On |
Bushing Type Bushing Type |
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Fastener Tightening Torque Fastener Tightening Torque |
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Bore Type Bore Type |
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![]() | Machinable |
Hub Diameter Hub Diameter |
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Sprocket Type Sprocket Type |
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For Maximum Shaft Diameter For Maximum Shaft Diameter |
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For Roller Chain Strand Type For Roller Chain Strand Type |
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![]() | Single |
About Roller Chain and Sprockets
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Sprockets for Metric Roller Chain


Designed to meet ISO 606 and DIN 8187 international dimensional standards, these sprockets are for use with compatible ISO and DIN roller chain. 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.
Quick-Disconnect (QD) Bushings

Clamp On

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 | ||||||||
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For Shaft Dia. | Overall Wd. | Wd. | Dp. | Fastener Tightening Torque, in.-lbs. | Material | Includes | Each | |
Clamp On | ||||||||
SK Style Bushing | ||||||||
42mm | 55mm | 12mm | 3.3mm | 180 | Steel | Clamping Screws | 0000000 | 000000 |
48mm | 55mm | 14mm | 3.8mm | 180 | Steel | Clamping Screws | 0000000 | 00000 |
50mm | 55mm | 14mm | 3.8mm | 180 | Steel | Clamping Screws | 0000000 | 00000 |
55mm | 55mm | 16mm | 4.3mm | 180 | Cast Iron | Clamping Screws | 0000000 | 00000 |