Martin 3B70SK 3 B 70 SK QD Sheave

Product Description

The Martin 3B70SK is a solid Type A-1 conventional sheave made from cast iron. It features a QD® bushed bore that accommodates bore sizes ranging from one-half to two and five-eighths inches. With an outside diameter of seven point thirty-five inches and three grooves, it is designed for efficient operation with AB cross-section V-belts.

• Constructed from durable cast iron
• Compatible with AB cross-section V-belts
• Designed for applications with up to six thousand five hundred feet per minute maximum speed

Product Highlights

The Martin 3B70SK is suitable for dynamic balancing. It is statically balanced to ensure smooth operation. Utilize this sheave for effective power transmission in various belt drive applications.

Product Information

Standard Information

• Brand: Martin Sprocket & Gear
• Part Number: 3 B 70 SK

Technical Specifications

• Bore Diameter: 1/2 to 2-5/8 in
• Bore Type: QD® Bushed
• Bushing Type: SK
• Face Width: 2-1/2 in
• Overall Length: 2-1/2 in
• Pitch Diameter: 7 in
• Outside Diameter: 7.35 in
• Number of Grooves: 3
• Suitable For Use With: AB Cross Section V-Belts
• Country of Origin: US