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
Bushing Bore Size [Min]
0.5 in
Hardened Teeth
With Hardened Teeth
Keyway
w/Keyway
Hub O.D.
3 in
Bore Size [Min]
0.5 in
Overall Length Less Threads
N/A
Material
Steel
Bushing Bore [Max]
1.75 in
Keyway Size
0.375 in
Pitch Dia.
3.672 in
Tooth Width
0.275 in
Key Way Size
0.375 in
Chain Pitch
0.500 in
Caliper Diameter
3.3514 in
Inch/Metric
Inch
Hub Dia.
3 in
Material Internal Use
Carbon Steel
Bushing Bore [Min]
0.5 in
Bore Size [Max]
1.75 in
Bushing Type
Split Taper
Chain No.
40-2
Single Strand Tooth Thickness
0.275 in
Material External Use
Steel
Hub Projection
0.48 in
Outside Dia.
3.938 in
No. of Strands Across
2
Sprocket Style
B
Width Across Teeth
0.841 in
Hub Length
0.48 in
No. of Teeth Rows Strands
2
Length Through Bore
1.313 in
No. of Teeth
23
Outside Dia. [Min]
3.938 in
O.D.
3.938 in
Pitch Diameter
3.672 in
Overall Length
2.1875 in
Type
12
Bore Type
Bushed
Bushing Bore Size [Max]
1.75 in
Construction Internal
Solid
Bushing Series
P1
Chain Sprocket Number
40
Chain Sprocket Pitch
0.5 in
Weight
1.99 LB
EAN or UPC
697950209715
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