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
Hardened teeth sprockets afford longer chain and sprocket life
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’ Taper bushings
O.D.
3.718 in
Chain Pitch
0.625 in
Overall Length Less Threads
N/A
Bore Size [Max]
1.625 in
Pitch Diameter
3.400 in
Bushing Bore [Max]
1 5/8 in
Material External Use
Steel
Martin No.
50BTB17H
Hardened Teeth
With Hardened Teeth
No. of Teeth Rows Strands
2
Inch/Metric
Inch
Type
A
Chain Sprocket Number
50
Hub O.D.
2.688 in
Chain Sprocket Pitch
0.625 in
No. of Strands Across
2
Construction Internal
Solid
Bushing Bore Size [Max]
1.625 in
Material
Steel
Material Internal Use
Carbon Steel
Pitch Dia.
3.401 in
Length Through Bore
1.04 in
Bore Size [Min]
0.5 in
Width Across Teeth
1.045 in
Bushing Bore [Min]
0.5 in
Single Strand Tooth Thickness
0.332 in
Hub Dia.
N/A
No. of Teeth
17
Overall Length
1 in
Chain No.
50-2
Tooth Width
0.332 in
Caliper Diameter
2.99 in
Bore Type
Bushed
Bushing Series
1610
Bushing Type
Taper Lock
Outside Dia.
3.718 in
Bushing Bore Size [Min]
0.5 in
Sprocket Style
A
Outside Dia. [Min]
3.7180 in
Weight
1.03 LB
EAN or UPC
697950031446
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