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 Pitch
0.750 in
Bushing Series
2012
Outside Dia.
5.666 in
No. of Teeth
22
Material Internal Use
Atomized Metals
Single Strand Tooth Thickness
0.444 in
Sprocket Style
B
Outside Dia. [Min]
5.6660 in
Material
Steel
Hub O.D.
3.563 in
Hub Projection
0.81 in
Hub Length
0.81 in
Inch/Metric
Inch
O.D.
5.666 in
Bore Type
Bushed
Chain Sprocket Pitch
0.75 in
Type
B
Overall Length
1 1/4 in
Bushing Bore [Max]
2 in
Construction Internal
Solid
Chain No.
60
Bushing Type
Taper Lock
Hub Dia.
3 9/16 in
Pitch Diameter
5.270 in
Tooth Width
0.444 in
Martin No.
60BTB22H
Chain Sprocket Number
60
Material External Use
Steel
Caliper Diameter
4.801 in
No. of Strands Across
1
Hardened Teeth
With Hardened Teeth
Bushing Bore Size [Max]
2.75 in
Bushing Bore [Min]
1/2 in
Length Through Bore
1.25 in
Width Across Teeth
1.25 in
Bore Size [Max]
2.75 in
No. of Teeth Rows Strands
1
Pitch Dia.
5.27 in
Overall Length Less Threads
N/A
Weight
1.34 LB
EAN or UPC
697950043425
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