Hardened teeth on the smaller sprocket of a roller chain drive are recommended if the drive ratio is four to one or greater or if the smaller sprocket has 24 teeth or less and is running at a speed of over 600 rpm.
features
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
Bushing Bore Size [Min]
1.125 in
Bushing Bore Size [Max]
3.75 in
Bore Size [Min]
1.125 in
Chain Pitch
1.250 in
Inch/Metric
Inch
Keyway
w/Keyway
No. of Teeth Rows Strands
1
Hub Projection
1.31 in
O.D.
9.043 in
Overall Length Less Threads
N/A
Construction Internal
Welded
Hub Length
1.31 in
Hub O.D.
5.5 in
Chain No.
100
Tooth Width
0.692 in
Bore Type
Bushed
Width Across Teeth
0.692 in
Pitch Dia.
8.387 in
No. of Teeth
21
No. of Strands Across
1
Keyway Size
0.75 in
Chain Sprocket Number
100
Caliper Diameter
7.6134 in
Sprocket Style
B
Key Way Size
0.75 in
Type
B
Hub Dia.
5 1/2 in
Bushing Bore [Min]
1.125 in
Hardened Teeth
With Hardened Teeth
Bushing Series
R1
Overall Length
3.15625 in
Outside Dia.
9.043 in
Bore Size [Max]
3.75 in
Pitch Diameter
8.3869 in
Bushing Bore [Max]
3.75 in
Material Internal Use
Carbon Steel
Chain Sprocket Pitch
1.25 in
Material External Use
Steel
Single Strand Tooth Thickness
0.692 in
Bushing Type
Split Taper
Outside Dia. [Min]
9.043 in
Material
Steel
Length Through Bore
2 in
Weight
11.2 LB
EAN or UPC
697950096377
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