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