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
Hub Dia.
3 9/16 in
Hub O.D.
3.563 in
Chain Sprocket Number
60
Overall Length
1 1/4 in
Bushing Series
2012
Length Through Bore
1.25 in
No. of Teeth
24
Hardened Teeth
With Hardened Teeth
No. of Teeth Rows Strands
1
Construction Internal
Welded
Width Across Teeth
1.25 in
Bushing Bore [Min]
1/2 in
Caliper Diameter
5.277 in
Bore Type
Bushed
Type
B
Hub Length
0.81 in
Pitch Diameter
5.746 in
Material Internal Use
Carbon Steel
No. of Strands Across
1
Tooth Width
0.444 in
Material External Use
Steel
Outside Dia. [Min]
6.1470 in
Outside Dia.
6.147 in
Hub Projection
0.81 in
Pitch Dia.
5.746 in
Overall Length Less Threads
N/A
Bushing Bore [Max]
2 in
Bushing Bore Size [Max]
2.75 in
Bushing Type
Taper Lock
Chain No.
60
Martin No.
60BTB24H
O.D.
6.147 in
Bore Size [Max]
2.75 in
Inch/Metric
Inch
Chain Pitch
0.750 in
Sprocket Style
B
Single Strand Tooth Thickness
0.444 in
Chain Sprocket Pitch
0.75 in
Weight
3.44 LB
EAN or UPC
697950043449
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