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