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
Sprocket Style
B
Chain Pitch
0.750 in
Overall Length
1 1/2 in
Chain Sprocket Pitch
0.75 in
Outside Dia. [Min]
3.9780 in
O.D.
3.978 in
Bushing Type
Taper Lock
Tooth Width
0.444 in
Chain Sprocket Number
60
Material
Steel
Chain No.
60-2
No. of Strands Across
2
Hub Dia.
2.748 in
Bushing Series
1615
Bore Size [Max]
1.625 in
Bushing Bore Size [Max]
1.625 in
Construction Internal
Solid
Bushing Bore [Min]
0.5 in
Inch/Metric
Inch
Overall Length Less Threads
N/A
Bore Type
Bushed
Bushing Bore Size [Min]
0.5 in
Hardened Teeth
With Hardened Teeth
No. of Teeth Rows Strands
2
Hub Length
0.16 in
Caliper Diameter
3.12 in
Type
B
Single Strand Tooth Thickness
0.444 in
Hub Projection
0.16 in
Material Internal Use
Carbon Steel
Material External Use
Steel
No. of Teeth
15
Pitch Diameter
3.610 in
Martin No.
60BTB15H
Length Through Bore
1.5 in
Outside Dia.
3.978 in
Hub O.D.
2.813 in
Bore Size [Min]
0.5 in
Bushing Bore [Max]
1 1/4 in
Width Across Teeth
1.341 in
Pitch Dia.
3.607 in
Weight
1.8 LB
EAN or UPC
697950031934
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