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
Chain No.
80-2
Bushing Type
Taper Lock
Type
A
Hardened Teeth
With Hardened Teeth
Bushing Series
2517
Hub Dia.
4 in
Martin No.
80BTB16H
Bore Type
Bushed
Bushing Bore [Min]
0.5 in
Outside Dia.
5.627 in
Chain Sprocket Number
80
No. of Strands Across
2
Bushing Bore [Max]
2 1/2 in
Single Strand Tooth Thickness
0.557 in
Material Internal Use
Carbon Steel
Construction Internal
Solid
Overall Length
1 3/4 in
Outside Dia. [Min]
5.6270 in
Tooth Width
0.557 in
O.D.
5.627 in
Material External Use
Steel
Length Through Bore
1.704 in
Sprocket Style
A
No. of Teeth
16
Material
Steel
Width Across Teeth
1.71 in
Pitch Diameter
5.130 in
Chain Sprocket Pitch
1 in
Pitch Dia.
5.126 in
Overall Length Less Threads
N/A
Bushing Bore Size [Min]
0.5 in
No. of Teeth Rows Strands
2
Bore Size [Max]
2.5 in
Inch/Metric
Inch
Chain Pitch
1.000 in
Caliper Diameter
4 1/2 in
Bushing Bore Size [Max]
2.5 in
Bore Size [Min]
0.5 in
Weight
3.84 LB
EAN or UPC
697950032429
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