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
Construction Internal
Welded
No. of Strands Across
1
Keyway Size
0.5 in
Pitch Diameter
7.9906 in
Bushing Bore [Min]
0.75 in
Single Strand Tooth Thickness
0.692 in
Key Way Size
0.5 in
No. of Teeth Rows Strands
1
Inch/Metric
Inch
Bore Size [Min]
0.75 in
Bushing Bore Size [Min]
0.75 in
Chain No.
100
O.D.
8.642 in
Outside Dia.
8.642 in
Bore Size [Max]
2.688 in
Type
B
Tooth Width
0.692 in
Bushing Bore [Max]
2.6875 in
Overall Length Less Threads
N/A
Bore Type
Bushed
Hub Projection
1.06 in
Material Internal Use
Carbon Steel
Chain Pitch
1.250 in
Material External Use
Steel
Overall Length
2.78125 in
Bushing Bore Size [Max]
2.688 in
Sprocket Style
B
Hub Length
1.06 in
Caliper Diameter
7.2406 in
Width Across Teeth
0.692 in
Length Through Bore
1.75 in
Outside Dia. [Min]
8.642 in
Keyway
w/Keyway
Chain Sprocket Pitch
1.25 in
Chain Sprocket Number
100
Hub Dia.
4 1/4 in
Bushing Type
Split Taper
Bushing Series
Q1
Hub O.D.
4.25 in
No. of Teeth
20
Pitch Dia.
7.991 in
Hardened Teeth
With Hardened Teeth
Material
Steel
Weight
10.0 LB
EAN or UPC
697950097855
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