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