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
Stocked Heat Treat
Chain Sprocket Number
100
Length Through Bore
1.75 in
No. of Teeth
17
Bore Size [Max]
3.063 in
Chain Pitch
1.250 in
Bushing Series
2517
Type
B
No. of Teeth Rows Strands
1
Pitch Dia.
6.803 in
Sprocket Style
B
Hardened Teeth
With Hardened Teeth
Hub Dia.
4 1/2 in
Single Strand Tooth Thickness
0.692 in
Martin No.
100BTB17H
Bushing Bore Size [Max]
3.063 in
Caliper Diameter
6.0237 in
Inch/Metric
Inch
O.D.
7.437 in
Construction Internal
Welded
Bore Type
Bushed
Material External Use
Steel
Outside Dia. [Min]
7.4370 in
Hub O.D.
4.5 in
Bushing Type
Taper Lock
Outside Dia.
7.437 in
Chain Sprocket Pitch
1.25 in
Material Internal Use
Carbon Steel
Hub Projection
1.06 in
Material
Steel
Tooth Width
0.692 in
Overall Length
1 3/4 in
Bushing Bore [Min]
1/2 in
Chain No.
100
Overall Length Less Threads
N/A
Bushing Bore [Max]
2 1/2 in
No. of Strands Across
1
Hub Length
1.06 in
Pitch Diameter
6.803 in
Width Across Teeth
1.75 in
Weight
7.13 LB
EAN or UPC
697950043739
We're here for you
with Service Centers across the country - We have your back
Find a Service Center
