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