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