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
Material Internal Use
Carbon Steel
Outside Dia.
9.889 in
Bore Type
Bushed
Hub Length
1.08 in
Length Through Bore
2 in
Hardened Teeth
With Hardened Teeth
Single Strand Tooth Thickness
0.924 in
Keyway Size
0.75 in
Bore Size [Max]
3.75 in
No. of Teeth Rows Strands
1
Keyway
w/Keyway
Sprocket Style
B
No. of Strands Across
1
Material
Steel
Chain Pitch
1.500 in
Bushing Bore [Min]
1.125 in
Chain No.
120
No. of Teeth
19
Bushing Type
Split Taper
Bushing Series
R1
Hub O.D.
5.5 in
Pitch Dia.
9.113 in
Bore Size [Min]
1.125 in
Overall Length
3.15625 in
Hub Dia.
5.406 in
Caliper Diameter
8.2072 in
Width Across Teeth
0.924 in
Construction Internal
Welded
O.D.
9.889 in
Overall Length Less Threads
N/A
Bushing Bore Size [Max]
3.75 in
Material External Use
Steel
Outside Dia. [Min]
9.889 in
Pitch Diameter
9.1133 in
Tooth Width
0.924 in
Bushing Bore [Max]
3.75 in
Chain Sprocket Number
120
Type
B
Hub Projection
1.08 in
Bushing Bore Size [Min]
1.125 in
Inch/Metric
Inch
Chain Sprocket Pitch
1.5 in
Key Way Size
0.75 in
Weight
15.38 LB
EAN or UPC
697950102474
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