Products

U.S. Tsubaki Power Transmission, LLC. produces high-quality products for a wide range of industries and applications including roller chains, conveyor chains, sprockets, cable & hose carrier systems, clutches and backstops, and continuous flex cables.

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Unit of Measure

Items	12B11 No. 12B - 3/4" Pitch - British Standard Sprockets	12B12 No. 12B - 3/4" Pitch - British Standard Sprockets	12B13 No. 12B - 3/4" Pitch - British Standard Sprockets	12B14 No. 12B - 3/4" Pitch - British Standard Sprockets	12B15 No. 12B - 3/4" Pitch - British Standard Sprockets
Number of Teeth	N/A 11	N/A 12	N/A 13	N/A 14	N/A 15
Dp - Pitch Diameter	N/A 2.661 in	N/A 2.898 in	N/A 3.134 in	N/A 3.370 in	N/A 3.606 in
Do - Outside Diameter	N/A 3.083 in	N/A 3.248 in	N/A 3.492 in	N/A 3.736 in	N/A 4.012 in
d - Plane Bore	N/A 0.472 in
Max. Plain Bore¹	N/A 1.260 in	N/A 1.378 in	N/A 1.496 in	N/A 1.654 in	N/A 1.772 in
Width	N/A
Pitch	N/A 3/4 in
Caliper Diameter	N/A 2.189 in	N/A 2.421 in	N/A 2.657 in	N/A 2.894 in	N/A 3.134 in
Dr - Roller Diameter	N/A 0.475 in
Inside Width	N/A 0.460 in
Style	N/A S
Hub Style	N/A
LTB	N/A 1.378 in
Nominal Tooth Width	N/A 0.437 in
T - Plate Thickness	N/A 1.201 in
Dh - Hub Diameter²	N/A 1.850 in	N/A 2.087 in	N/A 2.323 in	N/A 2.520 in	N/A 2.756 in
Wt. LBS	N/A 1.17 lb	N/A 1.48 lb	N/A 1.65 lb	N/A 2.01 lb	N/A 2.51 lb
¹ Dimensions shown allow for std keyway with set screw at 90° ² Hub Diameter may vary to suit bore size

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