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
Chain Sprocket Pitch
1.75 in
Sprocket Style
B
Bushing Bore Size [Max]
3.75 in
Chain No.
140
Bore Size [Max]
3.75 in
No. of Teeth
16
Chain Pitch
1.750 in
Bore Type
Bushed
Hub Projection
1.13 in
Pitch Diameter
8.9702 in
No. of Teeth Rows Strands
1
O.D.
9.848 in
No. of Strands Across
1
Material Internal Use
Carbon Steel
Material External Use
Steel
Hub Dia.
5 1/2 in
Single Strand Tooth Thickness
0.924 in
Width Across Teeth
0.924 in
Hub Length
1.13 in
Keyway Size
0.75 in
Bushing Bore [Max]
3.75 in
Bore Size [Min]
1.125 in
Key Way Size
0.75 in
Tooth Width
0.924 in
Bushing Bore Size [Min]
1.125 in
Bushing Bore [Min]
1.125 in
Hub O.D.
5.5 in
Overall Length Less Threads
N/A
Inch/Metric
Inch
Overall Length
3.15625 in
Hardened Teeth
With Hardened Teeth
Outside Dia. [Min]
9.848 in
Outside Dia.
9.848 in
Length Through Bore
2 in
Caliper Diameter
7.9702 in
Chain Sprocket Number
140
Construction Internal
Welded
Bushing Series
R1
Material
Steel
Keyway
w/Keyway
Pitch Dia.
8.97 in
Type
B
Bushing Type
Split Taper
Weight
15.16 LB
EAN or UPC
697950126951
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