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
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’ split-taper bushings
Pitch Dia.
2.721 in
Bushing Series
H
Hub Recess Depth
0.178 in
Bushing Bore Size [Min]
0.375 in
No. of Strands Across
2
Outside Dia. [Min]
2.975 in
Bushing Bore Size [Max]
1.5 in
Overall Length Less Threads
N/A
Chain No.
40-2
Length Through Bore
0.875 in
Caliper Diameter
2.3975 in
Hub Recessed
1
Inch/Metric
Inch
Material
Steel
No. of Teeth
17
Sprocket Style
B
Type
11
Hub Length
0.66 in
Tooth Width
0.275 in
Construction Internal
Solid With Recess Groove
Overall Length
2.15625 in
Pitch Diameter
2.7211 in
Material External Use
Steel
Hardened Teeth
With Hardened Teeth
Bushing Bore [Max]
1.5 in
Hub Recess Width
3/16 in
Bore Size [Min]
0.375 in
Bore Type
Bushed
Hub Dia.
2 1/2 in
Hub O.D.
2.5 in
No. of Teeth Rows Strands
2
O.D.
2.975 in
Chain Sprocket Pitch
0.5 in
Chain Sprocket Number
40
Bore Size [Max]
1.5 in
Single Strand Tooth Thickness
0.275 in
Width Across Teeth
0.841 in
Material Internal Use
Carbon Steel
Hub OD @ Recess
2.145 in
Bushing Bore [Min]
0.375 in
Chain Pitch
0.500 in
Outside Dia.
2.975 in
Hub Projection
0.66 in
Bushing Type
Split Taper
Weight
1.13 LB
EAN or UPC
697950098142
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