D40B48

No. 40 - 1/2" Pitch - Double - Plain Stock Bore Sprocket

Item #100810196

0.9375 in Minimum Bore

2.5 in Maximum Bore

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Alternate Products

US Tsubaki Inc. D40B48

No. 40 - 1/2" Pitch - Multiple Strand Sprockets

Item #105089346

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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

Bore Size [Min]	0.938 in
Bushing Bore Size [Max]	2.5 in
Hub Length Thru	1.475 in
Pitch Dia.	7.645 in
O.D.	7.929 in
Bore Range [Min]	15/16 in
Material External Use	Steel
Outside Dia.	7.9290 in
Chain Sprocket Pitch	0.5 in
No. of Teeth	48
No. of Strands Across	2
Bore Type	Finished Bore
Keyway	No Keyway or Setscrew
Sprocket Style	B
Chain Sprocket Number	40
Hub Dia.	3 3/4 in
Bore Size [Max]	2.5 in
Material	Steel
Material Internal Use	Carbon Steel
Chain Pitch	0.500 in
Construction Internal	Solid
Bore Style	Minimum Bore
Chain No.	40
Length Through Bore	1.75 in
Caliper Diameter	7.333 in
Inch/Metric	Inch
Bore Range [Max]	2 1/2 in
Martin No.	40B48
No. of Teeth Rows Strands	2
Single Strand Tooth Thickness	0.275 in
Hub O.D.	3.75 in
Hardened Teeth	Without Hardened Teeth
Pitch Diameter [Min]	7.640 in
Pitch Diameter	7.640 in
Bushing Bore [Min]	0.938 in
Stock Bore Size	15/16 in
Finished Bore Size	0.938 in
Bushing Bore Size [Min]	0.938 in
Series	B
Hub Projection	0.913 in
Outside Dia. [Min]	7.9290 in
Width Across Teeth	0.837 in
Weight	12.66 LB
EAN or UPC	697950007359