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