Martin 4B124SK 4 B 124 SK MSG Power Arm/Spoke Type A-3 Replacement MPN

Product Description

The Martin 4B124SK is an Arm/Spoke Type A-3 conventional sheave designed for reliable performance. This sheave features a QD® bushed bore ranging from half inch to two and five-eighth inches and an outside diameter of twelve and three-fourths inches. With a pitch diameter of twelve and four-tenths inches, it accommodates four grooves and a face width of three and one-fourth inches.

• Manufactured from class 30 gray iron
• Maximum speed of six thousand five hundred feet per minute
• Dynamic balancing is recommended for speeds over five thousand feet per minute

Product Highlights

This conventional sheave is statically balanced and provides high quality with precise machining. It is equipped for use with AB cross-section V-belts and is suitable for various applications.

Product Information

Standard Information

• Brand: Martin
• Manufacturer: Martin Sprocket & Gear

Technical Specifications

• Material: Cast Iron
• Bore Type: QD® Bushed
• Face Width: 3-1/4 in
• Bushing Type: SK
• Bore Diameter: 1/2 to 2-5/8 in
• Overall Length: 3-1/4 in
• Pitch Diameter: 12.4 in
• Outside Diameter: 12-3/4 in
• Country of Origin: US
• Number of Grooves: 4
• Suitable For Use With: AB Cross Section V-Belts