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