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
Material
Steel
Single Strand Tooth Thickness
0.275 in
Chain No.
40-2
Material External Use
Steel
Inch/Metric
Inch
Bore Size [Max]
2.688 in
Bushing Type
Split Taper
Bushing Bore [Min]
0.75 in
Bore Size [Min]
0.75 in
Sprocket Style
B
Material Internal Use
Carbon Steel
Hardened Teeth
With Hardened Teeth
Hub Projection
0.91 in
No. of Strands Across
2
O.D.
5.377 in
Hub O.D.
4.25 in
Pitch Diameter
5.1011 in
No. of Teeth
32
Hub Dia.
4 1/4 in
Bushing Bore [Max]
2.6875 in
Overall Length
2.78125 in
Chain Sprocket Pitch
0.5 in
Width Across Teeth
0.841 in
Hub Length
0.91 in
Tooth Width
0.275 in
Caliper Diameter
4.7891 in
Chain Sprocket Number
40
Overall Length Less Threads
N/A
Type
12
Chain Pitch
0.500 in
Keyway
w/Keyway
No. of Teeth Rows Strands
2
Pitch Dia.
5.101 in
Bushing Series
Q1
Outside Dia. [Min]
5.377 in
Bushing Bore Size [Min]
0.75 in
Key Way Size
0.5 in
Keyway Size
0.5 in
Bore Type
Bushed
Construction Internal
Solid
Length Through Bore
1.75 in
Outside Dia.
5.377 in
Bushing Bore Size [Max]
2.688 in
Weight
4.83 LB
EAN or UPC
697950214061
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