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