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 [Max]
2.688 in
Pitch Dia.
4.494 in
Key Way Size
0.5 in
Bushing Bore [Max]
2.6875 in
Length Through Bore
1.75 in
Hub Recess Depth
0.387 in
Keyway
w/Keyway
Bushing Bore Size [Min]
0.75 in
Outside Dia.
4.981 in
Hub Dia.
4 1/8 in
Hardened Teeth
With Hardened Teeth
Bore Type
Bushed
Inch/Metric
Inch
Hub O.D.
4.125 in
Chain No.
80
Hub Length
1.18 in
Material
Steel
Bushing Bore Size [Max]
2.688 in
Material External Use
Steel
Outside Dia. [Min]
4.981 in
Overall Length
2.78125 in
No. of Strands Across
1
Hub Recessed
1
Material Internal Use
Carbon Steel
No. of Teeth
14
Chain Pitch
1.000 in
Hub Recess Width
3/8 in
Pitch Diameter
4.494 in
O.D.
4.981 in
Bushing Series
Q1
Keyway Size
0.5 in
Construction Internal
Solid With Recess Groove
Hub Projection
1.18 in
Type
4
Sprocket Style
B
Overall Length Less Threads
N/A
Chain Sprocket Number
80
Bore Size [Min]
0.75 in
Bushing Bore [Min]
0.75 in
Caliper Diameter
3.869 in
No. of Teeth Rows Strands
1
Bushing Type
Split Taper
Tooth Width
0.575 in
Single Strand Tooth Thickness
0.575 in
Hub OD @ Recess
3.351 in
Chain Sprocket Pitch
1 in
Width Across Teeth
0.575 in
Weight
3.1 LB
EAN or UPC
697950121642
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