D100B12

Double Strand Sprocket

Item #100806282

1.125 in Minimum Bore

2.25 in Maximum Bore

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each One-time purchase

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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

No. of Strands Across	2
Pitch Dia.	4.83 in
No. of Teeth	12
Caliper Diameter	4.08 in
Bore Range [Min]	1.125 in
Single Strand Tooth Thickness	0.669 in
Material	Steel
Hardened Teeth	Without Hardened Teeth
Pitch Diameter	4.83 in
Series	A
Hub Length Thru	2.206 in
Material Internal Use	Carbon Steel
Martin No.	100B12
Hub O.D.	3.375 in
Outside Dia.	5.415 in
Inch/Metric	Inch
Construction Internal	Solid
Family Name	No. 100 - 1 1/4 in Pitch - Double - Type B & C
Finished Bore Size	1.125 in
Bore Range [Max]	2.25 in
Chain Sprocket Pitch	1.25 in
Pitch Diameter [Min]	4.83 in
Outside Dia. [Min]	5.415 in
Chain No.	100
Material External Use	Steel
Sprocket Style	B
Stock Bore Size	1.125 in
Hub Dia.	3 3/8 in
Bushing Bore Size [Max]	2.25 in
Hub Projection	0.805 in
Bore Size [Min]	1.125 in
Chain Sprocket Number	100
Bushing Bore Size [Min]	1.125 in
Length Through Bore	2.875 in
Chain Pitch	1.250 in
O.D.	5.415 in
Bore Size [Max]	2.25 in
Bore Type	Finished Bore
Width Across Teeth	2.07 in
No. of Teeth Rows Strands	2
Bushing Bore [Min]	1.125 in
Bore Style	Minimum Bore
Weight	9.3 LB
EAN or UPC	697950023946