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
No. of Teeth
16
Chain Sprocket Pitch
1.75 in
Material
Steel
Length Through Bore
1.625 in
Chain Sprocket Number
140
Hub Dia.
6.26 in
Bushing Series
E
Bushing Bore [Max]
3 1/2 in
Overall Length Less Threads
N/A
Chain No.
140
Hub O.D.
6.25 in
Screw Size
1/2-13 NC
Outside Dia. [Min]
9.8480 in
Hub Length
0.71 in
Hub Projection
0.71 in
Inch/Metric
Inch
Tooth Width
0.924 in
Bushing Type
QD
Material External Use
Steel
Width Across Teeth
0.924 in
Hardened Teeth
With Hardened Teeth
Sprocket Style
B
Pitch Diameter
8.970 in
Bore Size [Max]
3.313 in
No. of Teeth Rows Strands
1
Material Internal Use
Carbon Steel
No. of Strands Across
1
Caliper Diameter
7.9702 in
Bushing Bore Size [Max]
3.313 in
O.D.
9.848 in
Pitch Dia.
8.97 in
Overall Length
1 5/8 in
Type
B
Chain Pitch
1.750 in
Single Strand Tooth Thickness
0.924 in
Construction Internal
Solid
Bushing Bore [Min]
0.875 in
Martin No.
140E16H
Bore Size [Min]
0.875 in
Bushing Bore Size [Min]
0.875 in
Outside Dia.
9.848 in
Bore Type
Bushed
Weight
15.88 LB
EAN or UPC
697950042701
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