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
Bored to accept split taper bushings
Bore Size [Max]
3.75 in
Bore Type
Bushed
Chain Sprocket Number
100
Chain Pitch
1.250 in
Keyway
w/Keyway
Bushing Bore [Min]
1.125 in
Single Strand Tooth Thickness
0.692 in
No. of Teeth
21
Material External Use
Steel
Tooth Width
0.692 in
Pitch Dia.
8.387 in
O.D.
9.04 in
Width Across Teeth
2.688 in
Outside Dia. [Min]
9.04 in
Bushing Type
Split Taper
Root Diameter
7.637 in
Keyway Size
3/4 x 4.190
Bushing Bore Size [Max]
3.75 in
Hardened Teeth
With Hardened Teeth
No. of Strands Across
Double Single
Outside Dia.
9.04 in
Caliper Diameter
7.613 in
Bushing Bore Size [Min]
1.125 in
Material Internal Use
Carbon Steel
Length Through Bore
2.688 in
Inch/Metric
Inch
No. of Teeth Rows Strands
2
Bushing Series
R1
Material
Steel
Chain Sprocket Pitch
1.25 in
Pitch Diameter
8.387 in
Chain No.
100
Construction Internal
Solid
Sprocket Style
A
Bore Size [Min]
1.125 in
Type
A-Double Single
Weight
25.29 LB
EAN or UPC
697950292076
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