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 Bore [Min]
1/2 in
Material External Use
Steel
O.D.
3.736 in
Chain No.
60
Single Strand Tooth Thickness
0.459 in
Construction Internal
Solid
No. of Strands Across
1
Bore Type
Bushed
Caliper Diameter
2.9015 in
Bushing Bore Size [Max]
1.75 in
Martin No.
60BTB14H
Inch/Metric
Inch
Outside Dia.
3.736 in
Pitch Dia.
3.371 in
No. of Teeth
14
Overall Length
1 in
Bushing Bore [Max]
1 5/8 in
Chain Pitch
0.750 in
Outside Dia. [Min]
3.7360 in
Hub O.D.
2.469 in
Material Internal Use
Atomized Metals
No. of Teeth Rows Strands
1
Tooth Width
0.459 in
Chain Sprocket Pitch
0.75 in
Hardened Teeth
With Hardened Teeth
Sprocket Style
B
Bore Size [Max]
1.75 in
Hub Length
0.55 in
Material
Steel
Bushing Type
Taper Lock
Type
B
Width Across Teeth
1 in
Chain Sprocket Number
60
Pitch Diameter
3.371 in
Overall Length Less Threads
N/A
Bushing Series
1210
Hub Dia.
2.4688 in
Hub Projection
0.55 in
Length Through Bore
1 in
Weight
1.34 LB
EAN or UPC
697950043340
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