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
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
Width Across Teeth
1.156 in
Outside Dia. [Min]
14.469 in
Chain Pitch
2.000 in
Hub Dia.
6 1/2 in
No. of Teeth
21
Construction Internal
Welded
Hub O.D.
6.5 in
Chain No.
160
Bushing Bore Size [Min]
1.188 in
Bushing Series
3535
Material
Steel
Material External Use
Steel
Overall Length Less Threads
N/A
Single Strand Tooth Thickness
1.156 in
Chain Sprocket Number
160
Chain Sprocket Pitch
2 in
Pitch Diameter
13.419 in
Bushing Bore [Min]
1.188 in
Bore Type
Bushed
O.D.
14.469 in
Bushing Bore Size [Max]
3.5 in
No. of Strands Across
1
Length Through Bore
3.5 in
Hub Length
2.38 in
Bushing Bore [Max]
3.5 in
Tooth Width
1.156 in
Martin No.
160BTB21H
Hub Projection
2.38 in
Inch/Metric
Inch
Bore Size [Min]
1.188 in
Bushing Type
Taper Lock
Bore Size [Max]
3.5 in
No. of Teeth Rows Strands
1
Pitch Dia.
13.419 in
Type
B
Sprocket Style
B
Material Internal Use
Carbon Steel
Outside Dia.
14.469 in
Hardened Teeth
With Hardened Teeth
Overall Length
3.5 in
Caliper Diameter
12.3565 in
Weight
48.66 LB
EAN or UPC
697950044101
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