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 Size [Max]
3.75 in
Bushing Bore Size [Min]
1.125 in
Hub Length
1.08 in
Outside Dia. [Min]
10.975 in
Chain No.
140
Hub O.D.
5.5 in
Inch/Metric
Inch
Length Through Bore
2 in
Sprocket Style
B
Hub Projection
1.08 in
Width Across Teeth
0.924 in
Bore Size [Max]
3.75 in
Hub Dia.
5 1/2 in
Material External Use
Steel
Bushing Bore [Min]
1.125 in
Material Internal Use
Carbon Steel
Tooth Width
0.924 in
Overall Length Less Threads
N/A
Bushing Bore [Max]
3.75 in
No. of Strands Across
1
Single Strand Tooth Thickness
0.924 in
Construction Internal
Welded
Keyway Size
0.75 in
Type
B
O.D.
10.975 in
Bore Size [Min]
1.125 in
Pitch Diameter
10.0778 in
Keyway
w/Keyway
Chain Sprocket Pitch
1.75 in
Material
Steel
Bushing Series
R1
Pitch Dia.
10.078 in
Outside Dia.
10.975 in
Overall Length
3.15625 in
Bore Type
Bushed
Chain Pitch
1.750 in
Caliper Diameter
9.0778 in
Chain Sprocket Number
140
Key Way Size
0.75 in
No. of Teeth Rows Strands
1
No. of Teeth
18
Hardened Teeth
With Hardened Teeth
Bushing Type
Split Taper
Weight
19.16 LB
EAN or UPC
697950125794
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