Single Strand Sprocket; 120 Chain Size; 12 Teeth; Requires SF QD Bushing
Item #101635825
each
Single Strand Sprocket
120 Chain Size
12 Teeth
Requires QD SF Bushing
With Hardened Teeth
description
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’ QD bushings
Stocked Heat Treat
Outside Dia. [Min]
6.4980 in
O.D.
6.498 in
Bore Size [Min]
0.5 in
Outside Dia.
6.498 in
Chain Sprocket Number
120
Overall Length Less Threads
N/A
Material External Use
Steel
Inch/Metric
Inch
No. of Strands Across
1
Martin No.
120SF12H
No. of Teeth Rows Strands
1
Hub Dia.
4 3/8 in
Material
Steel
Pitch Diameter
5.796 in
Bushing Bore Size [Min]
0.5 in
Hub O.D.
4.75 in
Caliper Diameter
4.9206 in
Bushing Bore [Min]
0.5 in
Bushing Series
SF
Bushing Bore [Max]
2 15/16 in
Single Strand Tooth Thickness
0.924 in
Length Through Bore
1.25 in
Pitch Dia.
5.796 in
Bushing Bore Size [Max]
2.938 in
Type
B
Bore Type
Bushed
Construction Internal
Solid
Bore Size [Max]
2.938 in
Material Internal Use
Carbon Steel
Hardened Teeth
With Hardened Teeth
Tooth Width
0.924 in
Chain Sprocket Pitch
1.5 in
Overall Length
1 1/4 in
No. of Teeth
12
Bushing Type
QD
Screw Size
1/4-20 NC
Chain No.
120
Width Across Teeth
0.924 in
Hub Projection
0.33 in
Hub Length
0.33 in
Chain Pitch
1.500 in
Sprocket Style
B
Weight
4.7 LB
EAN or UPC
697950042480
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