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