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
Material External Use
Steel
Keyway Size
0.75 in
Chain Pitch
1.750 in
Bushing Bore [Min]
1.125 in
Caliper Diameter
11.8219 in
Pitch Dia.
12.852 in
Outside Dia.
13.782 in
Bushing Bore Size [Max]
3.75 in
Bore Size [Max]
3.75 in
Bushing Series
R1
Hub Dia.
5 1/2 in
Hub Length
1.08 in
Length Through Bore
2 in
Width Across Teeth
0.924 in
Tooth Width
0.924 in
Bushing Bore Size [Min]
1.125 in
Overall Length Less Threads
N/A
Outside Dia. [Min]
13.782 in
Keyway
w/Keyway
Bore Type
Bushed
No. of Teeth
23
No. of Teeth Rows Strands
1
Material Internal Use
Carbon Steel
Chain No.
140
Bushing Bore [Max]
3.75 in
Inch/Metric
Inch
Single Strand Tooth Thickness
0.924 in
Hardened Teeth
With Hardened Teeth
Chain Sprocket Number
140
Construction Internal
Welded
Overall Length
3.15625 in
Material
Steel
O.D.
13.782 in
Key Way Size
0.75 in
Bore Size [Min]
1.125 in
Chain Sprocket Pitch
1.75 in
Type
C
Bushing Type
Split Taper
Hub Projection
1.08 in
Hub O.D.
5.5 in
Pitch Diameter
12.8519 in
No. of Strands Across
1
Sprocket Style
B
Weight
31.28 LB
EAN or UPC
697950125848
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