D140B21

Double Strand Sprocket

Item #100806332

1.75 in Minimum Bore

5.25 in Maximum Bore

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US Tsubaki Inc. D140B21

No. 140 - 1 3/4" Pitch - Multiple Strand Sprocket

Item #101626810

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Dodge D140B21

Double Strand Sprocket

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Product Details

Maximum bores shown will accommodate standard keyseat and setscrew over keyseat. Slightly larger bores are possible with no keyseat, shallow keyseat, or setscrew at an angle to keyseat.

Tolerances meet or exceed ANSI standards
Manufactured of high carbon steel
Precise machining and processes ensure consistent finish and high quality
Chain rows are parallel and precisely spaced to increase longevity of sprocket and chain
Bores are concentric to pitch line, minimizing run out
Interchangeable with other manufacturers’ split-taper bushings

Specifications

Hub Dia.	7 in
Bushing Bore Size [Min]	1.75 in
Series	B
Chain Sprocket Number	140
Pitch Diameter [Min]	11.74 in
Bore Style	Minimum Bore
O.D.	12.66 in
Width Across Teeth	2.81 in
Pitch Diameter	11.74 in
Outside Dia. [Min]	12.66 in
Hub O.D.	7 in
No. of Teeth	21
Martin No.	140B21
Outside Dia.	12.66 in
Single Strand Tooth Thickness	2.818 in
Pitch Dia.	11.742 in
Hub Projection	1.19 in
Chain No.	140
Caliper Diameter	10.709 in
Chain Pitch	1.750 in
Bore Range [Min]	1.75 in
Material External Use	Steel
Chain Sprocket Pitch	1.75 in
Bushing Bore Size [Max]	5.25 in
No. of Teeth Rows Strands	2
Family Name	No. 140 - 1 3/4 in Pitch - Double - Type B & C
Bore Type	Finished Bore
Bore Size [Max]	5.25 in
Bore Range [Max]	5.25 in
Stock Bore Size	1.75 in
Construction Internal	Welded
Material Internal Use	Carbon Steel
Sprocket Style	B
Bore Size [Min]	1.75 in
Finished Bore Size	1.75 in
Inch/Metric	Inch
No. of Strands Across	2
Bushing Bore [Min]	1.75 in
Length Through Bore	4 in
Hub Length Thru	3.106 in
Hardened Teeth	Without Hardened Teeth
Material	Steel
Weight	82.0 LB
EAN or UPC	697950026589