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