D40B42

Double Strand Sprocket

Item #100810194

0.9375 in Minimum Bore

2.5 in Maximum Bore

+ Show More

Auto Replenish

each One-time purchase

Alternate Products

US Tsubaki Inc. D40B42

B Style Sprocket

Item #105105534

each

Compare

Product Details

Maximum bores shown will accommodate standard keyseat and setscrew over keyseat. Slightly larger bores are possible with no keyseat, shallow keyseat, or setscrew at an angle to keyseat.

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

Specifications

Bushing Bore Size [Min]	0.938 in
Hub Dia.	3 3/4 in
Bore Type	Finished Bore
Hardened Teeth	Without Hardened Teeth
Stock Bore Size	0.938 in
Pitch Diameter [Min]	6.69 in
Length Through Bore	1.75 in
Bore Style	Minimum Bore
Bore Size [Max]	2.5 in
Keyway	No Keyway or Setscrew
Chain Pitch	0.500 in
Outside Dia.	6.972 in
Bore Range [Min]	0.9375 in
Caliper Diameter	6.379 in
Pitch Diameter	6.69 in
Bore Range [Max]	2.5 in
Martin No.	40B42
No. of Teeth Rows Strands	2
O.D.	6.972 in
Material Internal Use	Carbon Steel
Bushing Bore [Min]	0.938 in
Chain No.	40
No. of Teeth	42
Chain Sprocket Pitch	0.5 in
Chain Sprocket Number	40
Sprocket Style	B
Single Strand Tooth Thickness	0.275 in
Finished Bore Size	0.938 in
Outside Dia. [Min]	6.972 in
Material	Steel
No. of Strands Across	2
Construction Internal	Solid
Material External Use	Steel
Bore Size [Min]	0.938 in
Bushing Bore Size [Max]	2.5 in
Hub O.D.	3.75 in
Pitch Dia.	6.691 in
Series	B
Inch/Metric	Inch
Hub Projection	0.913 in
Width Across Teeth	0.837 in
Hub Length Thru	1.475 in
Weight	10.2 LB
EAN or UPC	697950007311