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