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
Chain Pitch
1.000 in
Chain No.
80-2
Pitch Dia.
7.979 in
Bushing Series
Q1
No. of Strands Across
2
Keyway
w/Keyway
Hub Length
0.3 in
Keyway Size
0.75 in
Overall Length Less Threads
N/A
Chain Sprocket Number
80
Length Through Bore
2 in
Inch/Metric
Inch
No. of Teeth
25
Bore Size [Min]
1.125 in
Chain Sprocket Pitch
1 in
Outside Dia.
8.516 in
Bushing Bore [Max]
3.75 in
Type
B
Hub Projection
0.3 in
O.D.
8.516 in
Outside Dia. [Min]
8.516 in
Hub O.D.
5.5 in
Sprocket Style
B
Pitch Diameter
7.9787 in
Caliper Diameter
7.338 in
Key Way Size
0.75 in
Hub Dia.
5 1/2 in
Material Internal Use
Carbon Steel
Material
Steel
Single Strand Tooth Thickness
0.557 in
Bushing Bore Size [Min]
1.125 in
No. of Teeth Rows Strands
2
Bore Size [Max]
3.75 in
Construction Internal
Solid
Overall Length
3.15625 in
Width Across Teeth
1.71 in
Bore Type
Bushed
Bushing Bore Size [Max]
3.75 in
Hardened Teeth
With Hardened Teeth
Material External Use
Steel
Tooth Width
0.557 in
Bushing Type
Split Taper
Bushing Bore [Min]
1.125 in
Weight
16.0 LB
EAN or UPC
697950218083
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