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
No. of Teeth Rows Strands
1
Hub Dia.
4 in
O.D.
6.498 in
Bushing Bore [Max]
2.6875 in
Single Strand Tooth Thickness
0.924 in
Material Internal Use
Carbon Steel
Chain Pitch
1.500 in
Sprocket Style
B
No. of Teeth
12
Keyway Size
0.5 in
Bore Size [Min]
0.75 in
Hub Projection
0.83 in
Keyway
w/Keyway
Type
B
Caliper Diameter
4.9206 in
Outside Dia. [Min]
6.498 in
Construction Internal
Solid
Chain Sprocket Pitch
1.5 in
Chain Sprocket Number
120
Bore Type
Bushed
Hardened Teeth
With Hardened Teeth
Bushing Bore [Min]
0.75 in
Bushing Type
Split Taper
Pitch Diameter
5.7956 in
Outside Dia.
6.498 in
Tooth Width
0.924 in
Bore Size [Max]
2.688 in
Inch/Metric
Inch
Bushing Series
Q1
Hub O.D.
4 in
Material External Use
Steel
Length Through Bore
1.75 in
Key Way Size
0.5 in
Hub Length
0.83 in
Bushing Bore Size [Min]
0.75 in
Bushing Bore Size [Max]
2.688 in
Overall Length Less Threads
N/A
No. of Strands Across
1
Pitch Dia.
5.796 in
Material
Steel
Chain No.
120
Width Across Teeth
0.924 in
Overall Length
2.78125 in
Weight
5.96 LB
EAN or UPC
697950126623
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