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
Hardened teeth sprockets afford longer chain and sprocket life
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’ QD bushings
Stocked Heat Treat
Bushing Bore [Max]
2 in
Bushing Bore Size [Max]
2 in
Bore Size [Min]
0.5 in
No. of Strands Across
1
Material External Use
Steel
Outside Dia. [Min]
4.9810 in
Pitch Dia.
4.494 in
Sprocket Style
B
Type
B
Bore Size [Max]
2 in
Bushing Type
QD
Chain No.
80
Chain Pitch
1.000 in
Outside Dia.
4.981 in
Tooth Width
0.575 in
Chain Sprocket Pitch
1 in
Length Through Bore
0.75 in
Bushing Series
SDS
No. of Teeth
14
No. of Teeth Rows Strands
1
Caliper Diameter
3.869 in
Hub Length
0.17 in
Chain Sprocket Number
80
Bushing Bore Size [Min]
0.5 in
Martin No.
80SDS14H
Single Strand Tooth Thickness
0.575 in
Hub Dia.
3 1/4 in
Material Internal Use
Carbon Steel
Overall Length Less Threads
N/A
Bushing Bore [Min]
0.5 in
Hub O.D.
3.25 in
Screw Size
1/4-20 UNC
Bore Type
Bushed
Construction Internal
Solid
Pitch Diameter
4.494 in
Inch/Metric
Inch
O.D.
4.981 in
Hub Projection
0.17 in
Material
Steel
Width Across Teeth
0.575 in
Hardened Teeth
With Hardened Teeth
Overall Length
3/4 in
Weight
1.86 LB
EAN or UPC
697950042138
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