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
No. of Teeth
23
Tooth Width
0.444 in
Type
B
Outside Dia.
5.907 in
Overall Length Less Threads
N/A
Pitch Diameter
5.508 in
Martin No.
60BTB23H
Single Strand Tooth Thickness
0.444 in
Bushing Type
Taper Lock
O.D.
5.907 in
Hardened Teeth
With Hardened Teeth
No. of Strands Across
1
Caliper Diameter
5.0262 in
No. of Teeth Rows Strands
1
Bushing Bore [Min]
1/2 in
Chain Pitch
0.750 in
Outside Dia. [Min]
5.9070 in
Length Through Bore
1.25 in
Chain Sprocket Number
60
Material
Steel
Hub Dia.
3 9/16 in
Pitch Dia.
5.508 in
Bushing Bore Size [Max]
2.75 in
Material External Use
Steel
Width Across Teeth
1.25 in
Bushing Series
2012
Chain Sprocket Pitch
0.75 in
Material Internal Use
Atomized Metals
Chain No.
60
Inch/Metric
Inch
Hub Projection
0.81 in
Bushing Bore [Max]
2 in
Hub Length
0.81 in
Overall Length
1 1/4 in
Hub O.D.
3.563 in
Bore Type
Bushed
Construction Internal
Solid
Bore Size [Max]
2.75 in
Sprocket Style
B
Weight
1.34 LB
EAN or UPC
697950043432
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