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