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