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
Inch/Metric
Inch
Pitch Diameter
11.4919 in
Hardened Teeth
With Hardened Teeth
Pitch Dia.
11.492 in
Bushing Bore Size [Max]
3.75 in
No. of Teeth Rows Strands
1
Bushing Series
R1
No. of Strands Across
1
Bore Type
Bushed
Key Way Size
0.75 in
Outside Dia.
12.294 in
Construction Internal
Welded
Bushing Bore [Max]
3.75 in
Chain Sprocket Number
120
Material Internal Use
Carbon Steel
Width Across Teeth
0.924 in
Type
B
Chain No.
120
O.D.
12.294 in
Material External Use
Steel
Hub O.D.
5.5 in
Outside Dia. [Min]
12.294 in
Sprocket Style
B
No. of Teeth
24
Tooth Width
0.924 in
Caliper Diameter
10.6169 in
Hub Projection
1.08 in
Material
Steel
Bushing Bore [Min]
1.125 in
Overall Length Less Threads
N/A
Chain Pitch
1.500 in
Hub Length
1.08 in
Overall Length
3.15625 in
Bushing Type
Split Taper
Single Strand Tooth Thickness
0.924 in
Keyway Size
0.75 in
Bore Size [Min]
1.125 in
Hub Dia.
5.406 in
Chain Sprocket Pitch
1.5 in
Length Through Bore
2 in
Bore Size [Max]
3.75 in
Bushing Bore Size [Min]
1.125 in
Keyway
w/Keyway
Weight
24.7 LB
EAN or UPC
697950102511
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