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 Number
140
Hub Projection
1.08 in
Tooth Width
0.924 in
Material Internal Use
Carbon Steel
Length Through Bore
2 in
Bushing Bore Size [Max]
3.75 in
Outside Dia.
14.903 in
Material External Use
Steel
Overall Length Less Threads
N/A
Chain Sprocket Pitch
1.75 in
Pitch Diameter
13.9628 in
Hardened Teeth
With Hardened Teeth
Bushing Bore [Max]
3.75 in
Construction Internal
Welded
Single Strand Tooth Thickness
0.924 in
Inch/Metric
Inch
Hub O.D.
5.5 in
No. of Strands Across
1
Chain No.
140
Keyway Size
0.75 in
Pitch Dia.
13.963 in
No. of Teeth
25
Material
Steel
Bushing Bore [Min]
1.125 in
Keyway
w/Keyway
Bore Size [Max]
3.75 in
O.D.
14.903 in
Sprocket Style
B
Hub Dia.
5 1/2 in
No. of Teeth Rows Strands
1
Chain Pitch
1.750 in
Bushing Bore Size [Min]
1.125 in
Bore Type
Bushed
Outside Dia. [Min]
14.903 in
Key Way Size
0.75 in
Type
C
Bushing Type
Split Taper
Bushing Series
R1
Width Across Teeth
0.924 in
Overall Length
3.15625 in
Hub Length
1.08 in
Caliper Diameter
12.9352 in
Bore Size [Min]
1.125 in
Weight
36.97 LB
EAN or UPC
697950125862
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