Martin 3B74SK Solid Type A-1 Conventional Sheave 1/2 to 2-5/8 in QD Bushed

Product Description

The Martin 3B74SK is a solid type A-1 conventional sheave, designed for use in various power transmission applications. It features a QD® bushed bore option that accommodates sizes from one half to two and five eighths inches. This sheave has an overall diameter of seven and three fourths inches, a pitch diameter of seven point four inches, and three grooves to accommodate AB cross section V-belts.

• Manufactured from durable class 30 gray iron.
• Statically balanced for stability during operation.
• Suitable for high-speed applications up to six thousand five hundred feet per minute.

Product Highlights

The Martin sheaves are recognized for their consistent quality and performance. Ideal for industries requiring reliable and efficient power transmission solutions.

Product Information

Standard Information

• Brand: Martin Sprocket & Gear
• Part #: 3 B 74 SK MSG

Technical Specifications

• Bore Diameter: 1/2 to 2-5/8 in
• Bore Type: QD® Bushed
• Bushing Type: SK
• Face Width: 2-1/2 in
• Material: Cast Iron
• Number of Grooves: 3
• Overall Length: 2-1/2 in
• Pitch Diameter: 7.4 in
• Outside Diameter: 7-3/4 in
• Suitable for Use With: AB Cross Section V-Belts
• Country of Origin: US
• Type: Solid Type A-1