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
Inch/Metric
Inch
Outside Dia.
11.045 in
Tooth Width
0.692 in
No. of Teeth Rows Strands
1
Single Strand Tooth Thickness
0.692 in
Sprocket Style
B
Bushing Series
2517
Hub O.D.
4.5 in
Overall Length
1 3/4 in
Hub Dia.
4 1/2 in
Bushing Bore [Max]
2 1/2 in
No. of Strands Across
1
Bore Type
Bushed
Pitch Diameter
10.370 in
Width Across Teeth
1.75 in
Length Through Bore
1.75 in
O.D.
11.045 in
Pitch Dia.
10.37 in
Bushing Type
Taper Lock
Hub Projection
1.06 in
Hub Length
1.06 in
Bushing Bore [Min]
1/2 in
No. of Teeth
26
Bushing Bore Size [Max]
3.438 in
Martin No.
100BTB26H
Chain No.
100
Type
B
Bore Size [Max]
3.438 in
Construction Internal
Welded
Hardened Teeth
With Hardened Teeth
Overall Length Less Threads
N/A
Material
Steel
Outside Dia. [Min]
11.0450 in
Material External Use
Steel
Caliper Diameter
9.6203 in
Chain Pitch
1.250 in
Chain Sprocket Number
100
Chain Sprocket Pitch
1.25 in
Material Internal Use
Carbon Steel
Weight
16.22 LB
EAN or UPC
697950043807
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