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