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
Keyway
w/Keyway
Pitch Dia.
3.989 in
Overall Length
2.1875 in
O.D.
4.258 in
Caliper Diameter
3.6695 in
Material External Use
Steel
Hub Length
1.03 in
Construction Internal
Solid
Hardened Teeth
With Hardened Teeth
Bushing Series
P1
Key Way Size
0.375 in
Bushing Bore [Min]
0.5 in
Hub Projection
1.03 in
Chain Pitch
0.500 in
No. of Teeth
25
Outside Dia. [Min]
4.258 in
Inch/Metric
Inch
Material
Steel
Keyway Size
0.375 in
Width Across Teeth
0.284 in
Length Through Bore
1.313 in
Bushing Bore Size [Max]
1.75 in
Overall Length Less Threads
N/A
Tooth Width
0.284 in
Bushing Bore [Max]
1.75 in
Pitch Diameter
3.9894 in
Bushing Type
Split Taper
Chain No.
40
Chain Sprocket Pitch
0.5 in
Sprocket Style
B
Bushing Bore Size [Min]
0.5 in
Bore Size [Min]
0.5 in
Hub Dia.
3 in
Outside Dia.
4.258 in
Chain Sprocket Number
40
Single Strand Tooth Thickness
0.284 in
Bore Size [Max]
1.75 in
No. of Teeth Rows Strands
1
Material Internal Use
Carbon Steel
Bore Type
Bushed
Type
4
No. of Strands Across
1
Hub O.D.
3 in
Weight
1.89 LB
EAN or UPC
697950110691
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