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
Pitch Dia.
9.524 in
Overall Length Less Threads
N/A
No. of Strands Across
1
Screw Size
1/2-13 NC
O.D.
10.412 in
Material Internal Use
Carbon Steel
Bore Size [Min]
0.875 in
Width Across Teeth
0.924 in
Construction Internal
Welded
No. of Teeth Rows Strands
1
Length Through Bore
1.625 in
Bushing Bore [Min]
0.875 in
Hub O.D.
6.25 in
Bushing Bore [Max]
3 1/2 in
Hub Length
3/4 in
Bushing Bore Size [Min]
0.875 in
Type
B
Single Strand Tooth Thickness
0.924 in
Chain Pitch
1.750 in
Outside Dia.
10.412 in
Tooth Width
0.924 in
Material
Steel
Bushing Bore Size [Max]
3.313 in
Bushing Type
QD
Caliper Diameter
8.4832 in
Material External Use
Steel
Inch/Metric
Inch
Chain No.
140
Martin No.
140E17H
Hub Dia.
6 1/4 in
Chain Sprocket Pitch
1.75 in
No. of Teeth
17
Bore Size [Max]
3.313 in
Chain Sprocket Number
140
Pitch Diameter
9.524 in
Bushing Series
E
Hub Projection
3/4 in
Overall Length
1 5/8 in
Sprocket Style
B
Hardened Teeth
With Hardened Teeth
Bore Type
Bushed
Outside Dia. [Min]
10.4120 in
Weight
17.68 LB
EAN or UPC
697950042718
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