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HELIX – 12 – TYPE B

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Catalog Number
No. of Teeth
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Pitch Diameter
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Plain Bore
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Finished Bore
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Hub Diameter
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Length Through Bore
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Keyway
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Sprocket Weight
Group
12 T.D.P. – 3/4" Face – 16.97 Normal Pitch - 14 1/2° Normal Pressure Angle
12HS12L 12 1.000 .500" .84" 1.250" .125" .20lbs
12HS15L 15 1.250 .500" .625" 1.09" 1.250" .187" .30lbs
12HS18L 18 1.500 .500" .625" 1.34" 1.250" .187" .50lbs
12HS24L 24 2.000 .500" .625" 1.84" 1.250" .187" .70lbs
12HS12R 12 1.000 .500" .84" 1.250" .125" .20lbs
12HS15R 15 1.250 .500" .625" 1.09" 1.250" .187" .30lbs
12HS18R 18 1.500 .500" .625" 1.34" 1.250" .187" .50lbs
12HS24R 24 2.000 .500" .625" 1.84" 1.250" .187" .70lbs