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
Bore Size [Max]
3.75 in
Chain Sprocket Number
140
Overall Length
3.15625 in
No. of Strands Across
1
O.D.
9.283 in
Hardened Teeth
With Hardened Teeth
Bushing Bore [Max]
3.75 in
Tooth Width
0.924 in
No. of Teeth Rows Strands
1
Bore Type
Bushed
Chain Pitch
1.750 in
Bushing Bore [Min]
1.125 in
Inch/Metric
Inch
Bushing Bore Size [Max]
3.75 in
Single Strand Tooth Thickness
0.924 in
Type
B
Keyway Size
0.75 in
Bushing Type
Split Taper
Caliper Diameter
7.3709 in
Sprocket Style
B
Pitch Dia.
8.417 in
Chain No.
140
Construction Internal
Solid
Pitch Diameter
8.417 in
Bore Size [Min]
1.125 in
Width Across Teeth
0.924 in
Length Through Bore
2 in
Outside Dia. [Min]
9.283 in
Chain Sprocket Pitch
1.75 in
Material
Steel
Overall Length Less Threads
N/A
Hub Dia.
5 1/2 in
Material External Use
Steel
Bushing Bore Size [Min]
1.125 in
Hub O.D.
5.5 in
Keyway
w/Keyway
Hub Length
1.08 in
Outside Dia.
9.283 in
Bushing Series
R1
Key Way Size
0.75 in
No. of Teeth
15
Hub Projection
1.08 in
Material Internal Use
Carbon Steel
Weight
13.67 LB
EAN or UPC
697950126944
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