Martin E21/8 Standard QD Bushing 2-1/8 in Dia Bore

Product Description

The Martin E21/8 is a standard quick detachable (QD) bushing designed for use in various mechanical applications. This bushing features a bore diameter of two and one-eighth inches and is constructed from durable cast iron to ensure longevity and reliability in performance.

• Compatible with conventional and reverse mounting.
• Precise machining ensures a consistent finish and high quality.
• Interchangeable with other manufacturers' QD bushings.

Product Highlights

This bushing provides a robust solution for power transmission needs, making it suitable for various machinery setups.

Product Information

Standard Information

• Brand: Martin Sprocket & Gear
• Type: Standard

Technical Specifications

• Bore Diameter: 2-1/8 in
• Barrel Diameter: 3.834 in
• Flange Diameter: 6 in
• Flange Thickness: 3/4 in
• Overall Length: 2-5/8 in
• Hub Diameter: 7-1/2 in
• Bolt Circle Diameter: 5 in
• Torque Rating: 20000 in-lb
• Screw Size: 1/2-13 x 2-3/4 in
• Material: Cast Iron
• Keyway Size: 1/4 x 1/2 in
• Number of Bolt Holes: 3