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
Hub Length
1.08 in
O.D.
9.407 in
Bushing Type
Split Taper
Overall Length Less Threads
N/A
No. of Teeth
18
Sprocket Style
B
Bore Type
Bushed
Bushing Bore Size [Max]
3.75 in
Pitch Diameter
8.6382 in
Outside Dia. [Min]
9.407 in
Construction Internal
Welded
Chain Sprocket Number
120
Overall Length
3.15625 in
Key Way Size
0.75 in
Width Across Teeth
0.924 in
Chain No.
120
Hardened Teeth
With Hardened Teeth
Type
B
Keyway
w/Keyway
Tooth Width
0.924 in
Length Through Bore
2 in
Material External Use
Steel
Hub Projection
1.08 in
Keyway Size
0.75 in
Bore Size [Min]
1.125 in
No. of Strands Across
1
No. of Teeth Rows Strands
1
Caliper Diameter
7.7632 in
Material
Steel
Outside Dia.
9.407 in
Material Internal Use
Carbon Steel
Chain Sprocket Pitch
1.5 in
Bushing Bore [Min]
1.125 in
Hub O.D.
5.5 in
Pitch Dia.
8.638 in
Inch/Metric
Inch
Bushing Series
R1
Bore Size [Max]
3.75 in
Bushing Bore Size [Min]
1.125 in
Hub Dia.
5.406 in
Chain Pitch
1.500 in
Bushing Bore [Max]
3.75 in
Single Strand Tooth Thickness
0.924 in
Weight
13.78 LB
EAN or UPC
697950102467
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