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
No. of Teeth Rows Strands
1
Chain No.
140
Hub O.D.
5.5 in
Single Strand Tooth Thickness
0.924 in
Bushing Bore [Min]
1.375 in
Bushing Series
R2
Keyway Size
0.75 in
Bore Size [Max]
3.625 in
Inch/Metric
Inch
Key Way Size
0.75 in
Outside Dia.
17.7 in
Hub Dia.
5 1/2 in
Keyway
w/Keyway
Tooth Width
0.924 in
Bore Size [Min]
1.375 in
Sprocket Style
C
No. of Teeth
30
Construction Internal
Welded
Overall Length
5.15625 in
Outside Dia. [Min]
17.7 in
Chain Pitch
1.750 in
Bushing Bore Size [Min]
1.375 in
Pitch Dia.
16.742 in
Material Internal Use
Carbon Steel
Material
Steel
Caliper Diameter
15.7419 in
Hub Length
2 in
Hub Projection
2 in
Hardened Teeth
With Hardened Teeth
Material External Use
Steel
Chain Sprocket Number
140
Bushing Bore [Max]
3.625 in
Overall Length Less Threads
N/A
Type
C
Bore Type
Bushed
Chain Sprocket Pitch
1.75 in
Width Across Teeth
0.924 in
Length Through Bore
4 in
Bushing Type
Split Taper
No. of Strands Across
1
Pitch Diameter
16.7419 in
O.D.
17.7 in
Bushing Bore Size [Max]
3.625 in
Weight
60.07 LB
EAN or UPC
697950125886
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