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
To be run with (2) separate single row chains
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
Bushing Bore Size [Max]
1.25 in
Bushing Series
1215
Bore Size [Min]
0.5 in
Type
A-Double Single
Bushing Bore Size [Min]
0.5 in
Bore Size [Max]
1.25 in
Inch/Metric
Inch
O.D.
3.136 in
Construction Internal
Solid
Width Across Teeth
1.41 in
No. of Teeth
18
Sprocket Style
A
Tooth Width
0.284 in
Chain No.
40
Chain Sprocket Number
40
Length Through Bore
1.406 in
Material
Steel
Material Internal Use
Carbon Steel
Material External Use
Steel
Chain Pitch
0.500 in
Caliper Diameter
2.57 in
Hardened Teeth
With Hardened Teeth
No. of Strands Across
Double Single
Bore Type
Bushed
Pitch Dia.
2.879 in
Chain Sprocket Pitch
0.5 in
Outside Dia.
3.136 in
Single Strand Tooth Thickness
0.284 in
No. of Teeth Rows Strands
2
Pitch Diameter
2.88 in
Hub Dia.
2.296 in
Bushing Type
Taper Lock
Outside Dia. [Min]
3.14 in
Bushing Bore [Min]
0.5 in
Weight
0.94 LB
EAN or UPC
697950329116
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