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
Type
B
Hub Projection
1.08 in
Construction Internal
Solid
Single Strand Tooth Thickness
0.924 in
Length Through Bore
2 in
Caliper Diameter
6.8644 in
Chain Sprocket Pitch
1.75 in
Material
Steel
Outside Dia.
8.717 in
Sprocket Style
B
Hub O.D.
5.5 in
Bore Type
Bushed
Width Across Teeth
0.924 in
Outside Dia. [Min]
8.717 in
No. of Teeth Rows Strands
1
Inch/Metric
Inch
Bushing Type
Split Taper
Bushing Bore [Max]
3.75 in
Hardened Teeth
With Hardened Teeth
O.D.
8.717 in
Bushing Bore Size [Min]
1.125 in
Overall Length
3.15625 in
No. of Strands Across
1
Material Internal Use
Carbon Steel
Pitch Diameter
7.8644 in
Keyway
w/Keyway
Hub Dia.
5 1/2 in
Overall Length Less Threads
N/A
Chain No.
140
Bushing Bore Size [Max]
3.75 in
Hub Length
1.08 in
Material External Use
Steel
Bushing Bore [Min]
1.125 in
No. of Teeth
14
Tooth Width
0.924 in
Bore Size [Max]
3.75 in
Chain Sprocket Number
140
Chain Pitch
1.750 in
Key Way Size
0.75 in
Keyway Size
0.75 in
Bushing Series
R1
Pitch Dia.
7.864 in
Weight
11.9 LB
EAN or UPC
697950126937
We're here for you
with Service Centers across the country - We have your back
Find a Service Center
