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 Teeth
25
Type
B
Sprocket Style
B
Chain Pitch
1.250 in
Bushing Series
Q1
Single Strand Tooth Thickness
0.692 in
Bushing Bore Size [Min]
0.75 in
Tooth Width
0.692 in
Chain Sprocket Pitch
1.25 in
Overall Length
2.78125 in
Outside Dia.
10.645 in
Pitch Diameter
9.9734 in
Bushing Type
Split Taper
Length Through Bore
1.75 in
Bushing Bore Size [Max]
2.688 in
Keyway
w/Keyway
Hub Projection
1.06 in
Bore Size [Min]
0.75 in
Bushing Bore [Min]
0.75 in
Chain Sprocket Number
100
Keyway Size
0.5 in
Bushing Bore [Max]
2.6875 in
Inch/Metric
Inch
Width Across Teeth
0.692 in
No. of Strands Across
1
Hub O.D.
4.25 in
Hub Length
1.06 in
Hardened Teeth
With Hardened Teeth
Caliper Diameter
9.2037 in
Bore Type
Bushed
Pitch Dia.
9.973 in
Material External Use
Steel
O.D.
10.645 in
Material
Steel
Chain No.
100
Key Way Size
0.5 in
Outside Dia. [Min]
10.645 in
Bore Size [Max]
2.688 in
Overall Length Less Threads
N/A
No. of Teeth Rows Strands
1
Material Internal Use
Carbon Steel
Hub Dia.
4 1/4 in
Weight
14.73 LB
EAN or UPC
697950097978
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