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