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
Material
Steel
Single Strand Tooth Thickness
0.444 in
Type
B
Overall Length Less Threads
N/A
Sprocket Style
B
Bushing Bore Size [Min]
0.5 in
Hub Dia.
2.245 in
Outside Dia.
3.493 in
Material Internal Use
Carbon Steel
Caliper Diameter
2.64 in
Hub Projection
0.16 in
Bushing Type
Taper Lock
Bushing Bore Size [Max]
1.25 in
Pitch Diameter
3.130 in
Bore Size [Max]
1.25 in
No. of Strands Across
2
Bushing Series
1215
Length Through Bore
1.5 in
No. of Teeth
13
Chain Sprocket Pitch
0.75 in
Chain Pitch
0.750 in
No. of Teeth Rows Strands
2
Chain Sprocket Number
60
Chain No.
60-2
Outside Dia. [Min]
3.4930 in
Hub O.D.
2.25 in
Pitch Dia.
3.134 in
Inch/Metric
Inch
O.D.
3.493 in
Martin No.
60BTB13H
Material External Use
Steel
Hub Length
0.16 in
Hardened Teeth
With Hardened Teeth
Overall Length
1 1/2 in
Bushing Bore [Max]
1 1/4 in
Bore Type
Bushed
Width Across Teeth
1.341 in
Tooth Width
0.444 in
Bore Size [Min]
0.5 in
Construction Internal
Solid
Bushing Bore [Min]
0.5 in
Weight
1.6 LB
EAN or UPC
697950032108
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