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
Outside Dia. [Min]
7.4370 in
Inch/Metric
Inch
Material External Use
Steel
Type
B
Hub Projection
1.06 in
Overall Length Less Threads
N/A
Tooth Width
0.692 in
No. of Strands Across
1
Pitch Diameter
6.803 in
No. of Teeth
17
Hub Dia.
4 1/2 in
Material Internal Use
Carbon Steel
Length Through Bore
1.75 in
Width Across Teeth
1.75 in
Bushing Bore Size [Max]
3.063 in
Single Strand Tooth Thickness
0.692 in
Bushing Bore [Min]
1/2 in
No. of Teeth Rows Strands
1
Construction Internal
Welded
Chain Sprocket Number
100
Overall Length
1 3/4 in
Chain No.
100
Sprocket Style
B
Bore Type
Bushed
Caliper Diameter
6.0237 in
O.D.
7.437 in
Chain Sprocket Pitch
1.25 in
Bushing Bore [Max]
2 1/2 in
Hardened Teeth
With Hardened Teeth
Hub Length
1.06 in
Pitch Dia.
6.803 in
Material
Steel
Hub O.D.
4.5 in
Martin No.
100BTB17H
Outside Dia.
7.437 in
Bushing Type
Taper Lock
Chain Pitch
1.250 in
Bore Size [Max]
3.063 in
Bushing Series
2517
Weight
7.13 LB
EAN or UPC
697950043739
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