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
Keyway Size
0.75 in
Chain Pitch
1.750 in
Tooth Width
0.924 in
Sprocket Style
B
Overall Length
3.15625 in
Single Strand Tooth Thickness
0.924 in
Bushing Bore [Min]
1.125 in
Length Through Bore
2 in
Bore Type
Bushed
No. of Strands Across
1
Construction Internal
Welded
Hub Projection
1.08 in
Bore Size [Max]
3.75 in
Bore Size [Min]
1.125 in
Material External Use
Steel
Type
B
Overall Length Less Threads
N/A
Bushing Bore Size [Max]
3.75 in
Chain Sprocket Number
140
Width Across Teeth
0.924 in
Chain Sprocket Pitch
1.75 in
Bushing Series
R1
Bushing Type
Split Taper
Bushing Bore Size [Min]
1.125 in
Bushing Bore [Max]
3.75 in
Outside Dia.
11.537 in
Caliper Diameter
9.5959 in
Outside Dia. [Min]
11.537 in
Hub O.D.
5.5 in
O.D.
11.537 in
Hub Length
1.08 in
No. of Teeth
19
Keyway
w/Keyway
Hub Dia.
5 1/2 in
Key Way Size
0.75 in
Hardened Teeth
With Hardened Teeth
No. of Teeth Rows Strands
1
Material Internal Use
Carbon Steel
Chain No.
140
Pitch Dia.
10.632 in
Pitch Diameter
10.6322 in
Inch/Metric
Inch
Material
Steel
Weight
21.35 LB
EAN or UPC
697950125800
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