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
Hub Dia.
N/A
Bushing Bore [Max]
2 in
Chain Sprocket Pitch
0.75 in
Bore Size [Max]
2 in
Bushing Bore Size [Max]
2 in
Inch/Metric
Inch
Width Across Teeth
1.341 in
Bushing Series
2012
Chain Sprocket Number
60
Bore Type
Bushed
Pitch Dia.
4.319 in
Pitch Diameter
4.320 in
O.D.
4.703 in
Caliper Diameter
3.85 in
Tooth Width
0.444 in
No. of Teeth Rows Strands
2
Construction Internal
Solid
Bushing Type
Taper Lock
Outside Dia. [Min]
4.7030 in
Martin No.
60BTB18H
No. of Strands Across
2
No. of Teeth
18
Hardened Teeth
With Hardened Teeth
Chain No.
60-2
Material External Use
Steel
Overall Length
1 1/4 in
Chain Pitch
0.750 in
Sprocket Style
A
Overall Length Less Threads
N/A
Outside Dia.
4.703 in
Material Internal Use
Carbon Steel
Type
A
Length Through Bore
1.336 in
Bushing Bore [Min]
0.5 in
Bore Size [Min]
0.5 in
Material
Steel
Single Strand Tooth Thickness
0.444 in
Bushing Bore Size [Min]
0.5 in
Weight
2.82 LB
EAN or UPC
697950031965
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