Single Strand Sprocket; 40 Chain Size; 25 Teeth; Requires SH QD Bushing
Item #105102423
each
Single Strand Sprocket
40 Chain Size
25 Teeth
Requires QD SH 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
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
Inch/Metric
Inch
Chain No.
40
Material Internal Use
Carbon Steel
Type
B
Hardened Teeth
With Hardened Teeth
Bushing Type
QD
Tooth Width
0.284 in
O.D.
4.258 in
Hub Projection
0.53 in
Single Strand Tooth Thickness
0.284 in
Hub O.D.
2.75 in
Overall Length
0.8125 in
Caliper Diameter
3.6695 in
No. of Teeth Rows Strands
1
Bushing Bore Size [Max]
1.688 in
Sprocket Style
B
Pitch Diameter
3.9894 in
Material
Steel
No. of Strands Across
1
Material External Use
Steel
Chain Sprocket Number
40
No. of Teeth
25
Outside Dia.
4.258 in
Construction Internal
Solid
Width Across Teeth
0.284 in
Length Through Bore
0.812 in
Pitch Dia.
3.989 in
Hub Length
0.53 in
Bushing Series
SH
Bore Type
Bushed
Bore Size [Min]
0.5 in
Chain Pitch
0.500 in
Chain Sprocket Pitch
0.5 in
Bushing Bore [Max]
1.625 in
Martin No.
40SH25H
Bushing Bore Size [Min]
0.5 in
Bushing Bore [Min]
0.5 in
Screw Size
1/4-20 UNC
Outside Dia. [Min]
4.258 in
Bore Size [Max]
1.688 in
Hub Dia.
3 in
Overall Length Less Threads
N/A
Weight
1.3 LB
EAN or UPC
697950041681
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