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’ split-taper bushings
Outside Dia.
8.15 in
Type
B
Hub O.D.
5.5 in
Hub Projection
1.08 in
Single Strand Tooth Thickness
0.924 in
Bore Size [Min]
1.125 in
Hub Length
1.08 in
Bore Type
Bushed
Tooth Width
0.924 in
No. of Teeth
13
Bore Size [Max]
3.75 in
Bushing Bore Size [Max]
3.75 in
O.D.
8.15 in
Bushing Type
Split Taper
Bushing Bore [Min]
1.125 in
Chain No.
140
Hardened Teeth
With Hardened Teeth
Material
Steel
Material External Use
Steel
Bushing Bore [Max]
3.75 in
Bushing Series
R1
Hub Dia.
5 1/2 in
Keyway Size
0.75 in
Bushing Bore Size [Min]
1.125 in
No. of Strands Across
1
Width Across Teeth
0.924 in
Chain Sprocket Pitch
1.75 in
Chain Sprocket Number
140
Length Through Bore
2 in
Material Internal Use
Carbon Steel
Pitch Diameter
7.3125 in
Construction Internal
Solid
Chain Pitch
1.750 in
Caliper Diameter
6.2592 in
Inch/Metric
Inch
Pitch Dia.
7.313 in
Key Way Size
0.75 in
Keyway
w/Keyway
Overall Length
3.15625 in
Sprocket Style
B
Outside Dia. [Min]
8.15 in
Overall Length Less Threads
N/A
No. of Teeth Rows Strands
1
Weight
10.25 LB
EAN or UPC
697950126920
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