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 Sprocket Pitch
0.625 in
Inch/Metric
Inch
Chain No.
50-2
Hub OD @ Recess
2.688 in
Overall Length
2.6875 in
O.D.
3.718 in
Bushing Type
Split Taper
Chain Pitch
0.625 in
Bore Size [Max]
1.75 in
Material Internal Use
Carbon Steel
Hub Recessed
1
No. of Teeth
17
Keyway Size
0.375 in
Hub Length
0.77 in
Hub Projection
0.77 in
Length Through Bore
1.313 in
Material
Steel
Hardened Teeth
With Hardened Teeth
Outside Dia.
3.718 in
Bushing Series
P1
Bushing Bore Size [Min]
0.5 in
Keyway
w/Keyway
Overall Length Less Threads
N/A
Pitch Dia.
3.401 in
Width Across Teeth
1.045 in
Bore Size [Min]
0.5 in
Key Way Size
0.375 in
Caliper Diameter
2.9869 in
Tooth Width
0.332 in
Chain Sprocket Number
50
Hub Recess Width
1/4 in
No. of Strands Across
2
Bushing Bore [Min]
0.5 in
Construction Internal
Solid With Recess Groove
Hub Recess Depth
0.1563 in
Material External Use
Steel
Sprocket Style
B
Single Strand Tooth Thickness
0.332 in
Hub Dia.
3 in
Hub O.D.
3 in
Type
12
Bushing Bore [Max]
1.75 in
Pitch Diameter
3.4014 in
Bushing Bore Size [Max]
1.75 in
Outside Dia. [Min]
3.718 in
No. of Teeth Rows Strands
2
Bore Type
Bushed
Weight
2.11 LB
EAN or UPC
697950111766
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