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