Martin 302021/8 Taper Lock Bushing - 3020 Series, 2.1250 in Bore, 1/2 x 1/4 in Keyway

Product Description

The Martin Taper Lock Bushing with MPN 302021/8 features a bore size of two point one two five inches. This product is made from steel and is designed for use in various mechanical power transmission applications. It allows for reliable clamping and can be employed in sprockets, sheaves, and pulleys, setting it apart from other locking systems which rely solely on a keyway and setscrew.

• Utilizes screws for tightening onto the shaft
• Increased clamping force over standard components
• Convenient tapered construction for versatile applications

Product Highlights

This bushing supports effective torque transmission and can be used in industrial settings where robust and secure clamping is essential.

Product Information

Standard Information

• Brand: Martin
• Country of Origin: United States

Technical Specifications

• Bore Diameter: 2.1250 in
• Outside Diameter: 4-1/4 in
• Length Through Bore: 2 in
• Screw Length: 1-1/4 in
• Wrench Torque: 800 in/lb
• Max Hub Outside Diameter: 5-5/8 in, 6-1/4 in, 7 in
• Number of Bolt Holes: 2
• Bolt Circle Diameter: 4 in