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