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
Chain No.
140
No. of Strands Across
1
Material Internal Use
Carbon Steel
Bushing Type
Split Taper
Overall Length
3.15625 in
Keyway Size
0.75 in
Pitch Dia.
7.864 in
Single Strand Tooth Thickness
0.924 in
Outside Dia.
8.717 in
Hub O.D.
5.5 in
Chain Sprocket Pitch
1.75 in
No. of Teeth
14
Hub Projection
1.08 in
Tooth Width
0.924 in
Sprocket Style
B
Keyway
w/Keyway
Width Across Teeth
0.924 in
O.D.
8.717 in
Bore Type
Bushed
Bore Size [Min]
1.125 in
Bushing Bore Size [Max]
3.75 in
Key Way Size
0.75 in
Material External Use
Steel
Material
Steel
Hub Length
1.08 in
Hardened Teeth
With Hardened Teeth
Length Through Bore
2 in
Pitch Diameter
7.8644 in
Bushing Series
R1
No. of Teeth Rows Strands
1
Caliper Diameter
6.8644 in
Bushing Bore [Max]
3.75 in
Chain Pitch
1.750 in
Inch/Metric
Inch
Bushing Bore [Min]
1.125 in
Type
B
Overall Length Less Threads
N/A
Outside Dia. [Min]
8.717 in
Bushing Bore Size [Min]
1.125 in
Hub Dia.
5 1/2 in
Bore Size [Max]
3.75 in
Chain Sprocket Number
140
Construction Internal
Solid
Weight
11.9 LB
EAN or UPC
697950126937
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