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
Tooth Width
0.332 in
Caliper Diameter
3.5953 in
No. of Strands Across
2
Hub Length
0.27 in
Sprocket Style
B
O.D.
4.321 in
Material Internal Use
Carbon Steel
Bore Size [Min]
0.5 in
Material
Steel
Key Way Size
0.375 in
Hardened Teeth
With Hardened Teeth
Material External Use
Steel
Chain Sprocket Number
50
Pitch Diameter
3.9953 in
Outside Dia. [Min]
4.321 in
Width Across Teeth
1.045 in
Bushing Type
Split Taper
Chain Sprocket Pitch
0.625 in
Single Strand Tooth Thickness
0.332 in
Bore Type
Bushed
Bushing Bore Size [Min]
0.5 in
Type
12
Bushing Bore [Min]
0.5 in
No. of Teeth
20
Bushing Bore [Max]
1.75 in
Length Through Bore
1.313 in
Keyway
w/Keyway
Chain No.
50-2
Overall Length
2.1875 in
Bore Size [Max]
1.75 in
Pitch Dia.
3.995 in
Inch/Metric
Inch
Bushing Bore Size [Max]
1.75 in
Overall Length Less Threads
N/A
Construction Internal
Solid
No. of Teeth Rows Strands
2
Bushing Series
P1
Hub Projection
0.27 in
Keyway Size
0.375 in
Chain Pitch
0.625 in
Hub O.D.
3 in
Outside Dia.
4.321 in
Hub Dia.
3 in
Weight
2.52 LB
EAN or UPC
697950111803
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