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
Bore Size [Max]
2.375 in
Bushing Type
Taper Lock
Hub Projection
0.56 in
Hardened Teeth
With Hardened Teeth
Chain Sprocket Number
60
Pitch Dia.
4.319 in
Chain Sprocket Pitch
0.75 in
Outside Dia.
4.703 in
Inch/Metric
Inch
Overall Length Less Threads
N/A
Material
Steel
Bushing Bore Size [Max]
2.375 in
Martin No.
60BTB18H
Hub O.D.
3.5 in
Material Internal Use
Atomized Metals
Overall Length
1 in
Material External Use
Steel
Chain Pitch
0.750 in
Bore Type
Bushed
No. of Strands Across
1
Bushing Bore [Max]
1 5/8 in
Length Through Bore
1 in
No. of Teeth Rows Strands
1
Bushing Bore [Min]
1/2 in
O.D.
4.703 in
Type
B
Sprocket Style
B
Tooth Width
0.444 in
Construction Internal
Solid
Pitch Diameter
4.319 in
Chain No.
60
No. of Teeth
18
Outside Dia. [Min]
4.7030 in
Hub Dia.
3 1/4 in
Bushing Series
1610
Hub Length
0.56 in
Caliper Diameter
3.8501 in
Single Strand Tooth Thickness
0.444 in
Width Across Teeth
1 in
Weight
1.34 LB
EAN or UPC
697950043388
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