MARTIN SPROCKET & GEAR 40BS261 DRIVING BELTS, CHAINS, SPROCKETS
MARTIN SPROCKET & GEAR 40BS261 DRIVING BELTS, CHAINS, SPROCKETS

Martin 40BS261 Bored-to-Size Sprocket 1 in Diameter Bore #40 Chain

Brand: MARTIN SPROCKET & GEAR
SKU: 40BS261
Availability: Out Of Stock
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Description

Product Description

Martin 40BS261 is a bored-to-size roller chain sprocket designed for use in various power transmission applications. This type BS sprocket features a one inch diameter bore and is built for #40 chain compatibility. The overall diameter is 4.418 inches and it has 26 teeth, making it suitable for diverse machinery where precise motion transfer is crucial.

  • Bored to size with keyways and setscrews included
  • Manufactured from steel for strength and durability
  • Designed for stock finished bores and non-hardened teeth

Product Highlights

This product ensures minimal run-out due to its precise machining.

Product Information

Standard Information

  • Brand: Martin Sprocket & Gear
  • Manufacturer Part Number: 40BS261
Technical Specifications
Bore Diameter
1 in
Chain Size
#40
Outside Diameter
4.418 in
Number of Teeth
26
Pitch
1/2 in
Pitch Diameter
4.148 in
Hub Diameter
3-1/4 in
Length Through Bore
1 in
Material
Steel
Keyway Size
1/4 x 1/8 in
Screw Size
5/16-18 x 5/16 in
Includes
(2) Setscrews
Standards/Approvals
PROP65 warning
Country of Origin
US

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