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
Bore Type
Bushed
Sprocket Style
B
Outside Dia.
4.321 in
Hub Length
0.97 in
Construction Internal
Solid
Single Strand Tooth Thickness
0.343 in
Hub Dia.
3 in
Keyway Size
0.375 in
Pitch Dia.
3.995 in
Key Way Size
0.375 in
Bore Size [Min]
0.5 in
Hub Projection
0.97 in
No. of Teeth
20
Bushing Type
Split Taper
Material Internal Use
Carbon Steel
Bore Size [Max]
1.75 in
Caliper Diameter
3.5953 in
Material External Use
Steel
Chain Pitch
0.625 in
Bushing Series
P1
Bushing Bore Size [Max]
1.75 in
Width Across Teeth
0.343 in
Pitch Diameter
3.9953 in
Bushing Bore [Min]
0.5 in
Length Through Bore
1.313 in
Type
4
O.D.
4.321 in
Inch/Metric
Inch
Chain No.
50
Hardened Teeth
With Hardened Teeth
Outside Dia. [Min]
4.321 in
Tooth Width
0.343 in
Chain Sprocket Pitch
0.625 in
Material
Steel
No. of Strands Across
1
Chain Sprocket Number
50
Keyway
w/Keyway
Overall Length
2.1875 in
Bushing Bore [Max]
1.75 in
No. of Teeth Rows Strands
1
Overall Length Less Threads
N/A
Hub O.D.
3 in
Bushing Bore Size [Min]
0.5 in
Weight
1.95 LB
EAN or UPC
697950109053
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