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
Single Strand Tooth Thickness
0.924 in
Keyway Size
0.5 in
Material
Steel
Material Internal Use
Carbon Steel
Chain Sprocket Number
120
Material External Use
Steel
Chain No.
120
Tooth Width
0.924 in
Overall Length
2.78125 in
Outside Dia.
9.407 in
Pitch Dia.
8.638 in
Hub Dia.
4 1/8 in
Hardened Teeth
With Hardened Teeth
Bore Size [Min]
0.75 in
Key Way Size
0.5 in
Bushing Type
Split Taper
Type
B
Hub Length
0.83 in
Bushing Bore [Max]
2.6875 in
Overall Length Less Threads
N/A
Chain Sprocket Pitch
1.5 in
Bore Type
Bushed
Length Through Bore
1.75 in
Width Across Teeth
0.924 in
Hub O.D.
4.125 in
No. of Strands Across
1
Construction Internal
Welded
Bushing Bore [Min]
0.75 in
Chain Pitch
1.500 in
Bushing Bore Size [Max]
2.688 in
Hub Projection
0.83 in
No. of Teeth
18
Outside Dia. [Min]
9.407 in
O.D.
9.407 in
Inch/Metric
Inch
Sprocket Style
B
Bushing Series
Q1
Keyway
w/Keyway
No. of Teeth Rows Strands
1
Pitch Diameter
8.6382 in
Caliper Diameter
7.7632 in
Bushing Bore Size [Min]
0.75 in
Bore Size [Max]
2.688 in
Weight
13.74 LB
EAN or UPC
697950102443
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