Martin 802031/8 Finished Bore Roller Chain Coupling Hub

Product Description

The Martin 802031/8 is a finished bore roller chain coupling hub designed for efficient power transmission. It features a bore size of three point one two five inches, also known as three and one-eighth inches, which allows it to fit various shafts securely. This coupling hub is essential for connecting two shafts, helping to manage torque loads while ensuring smooth operation.

• High torque capacity
• Compatible with 80 chain specifications
• Durable steel construction

Product Highlights

The Martin 802031/8 is known for its strength and reliability, making it suitable for multiple industrial and mechanical applications.

Product Information

Standard Information

• Brand: Martin
• Part Number: 100813718

Technical Specifications

• Length Through Bore: 2.625 inches
• Chain No.: 80
• Hub Diameter: 5.375 inches
• Material: Steel
• Number of Screws: 1
• Set Screw Size: 5/8-11 X 5/8
• Outside Diameter: 6.59 inches
• Number of Teeth: 20
• Finished Bore: 3.125 inches
• Keyway: 3/4 x 3/8
• Bore Type: Bored to Size
• Bore Range: 3.125 inches
• Weight: 11.98 pounds
• EAN or UPC: 697950048055