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
Hardened teeth sprockets afford longer chain and sprocket life
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’ Taper bushings
Stocked Heat Treat
Material
Steel
Chain Sprocket Pitch
1.25 in
Bushing Type
Taper Lock
No. of Teeth
24
Material External Use
Steel
Construction Internal
Welded
Material Internal Use
Carbon Steel
Hub O.D.
4.5 in
Bushing Bore Size [Max]
3.063 in
Chain Pitch
1.250 in
Overall Length Less Threads
N/A
Hub Dia.
4 1/2 in
Bushing Bore [Max]
2 1/2 in
Bushing Series
2517
Hardened Teeth
With Hardened Teeth
Chain Sprocket Number
100
Hub Projection
1.06 in
Type
B
No. of Strands Across
1
Tooth Width
0.692 in
Overall Length
1 3/4 in
Chain No.
100
Outside Dia.
10.245 in
Pitch Diameter
9.577 in
Martin No.
100BTB24H
Single Strand Tooth Thickness
0.692 in
Bore Size [Max]
3.063 in
Outside Dia. [Min]
10.2450 in
No. of Teeth Rows Strands
1
Caliper Diameter
8.8266 in
Hub Length
1.06 in
Inch/Metric
Inch
Bore Type
Bushed
Pitch Dia.
9.577 in
O.D.
10.245 in
Width Across Teeth
1.75 in
Sprocket Style
B
Bushing Bore [Min]
1/2 in
Length Through Bore
1.75 in
Weight
13.86 LB
EAN or UPC
697950043791
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