Union Special 660-835 Crankshaft Bearing Assembly

Description:

The Union Special 660-835 Ball Bearing is used in industrial sewing machine crankshaft systems to support rotational movement and reduce friction during sewing operations. Commonly installed in Union Special 39500 series overlock sewing machines and textile production equipment used in garment manufacturing and high-speed stitching applications. Maintenance teams and sewing equipment technicians use this part for replacement and preventive maintenance to maintain smooth crankshaft operation and ensure dependable machine performance.

Applications:

The Union Special 660-835 Ball Bearing is designed for use in compatible Union Special industrial sewing machines requiring stable crankshaft support and precise rotational movement. It is commonly utilized in apparel manufacturing facilities, textile processing plants, and commercial sewing environments to support continuous production efficiency and reliable machine operation.

Technical Specifications:

• Manufacturer Part Number (MPN): 660-835
• Product Type: Ball Bearing
• Brand: Union Special
• Function: Supports crankshaft rotation and reduces friction during operation
• Equipment Type: Industrial Sewing Machine
• Compatible Systems: Union Special 39500 series overlock sewing machines
• Application: Crankshaft support and rotational stabilization
• Installation Type: Direct replacement component
• Material: Bearing-grade steel construction
• Application Environment: Textile and garment manufacturing facilities
• Maintenance Purpose: Restores smooth crankshaft operation and machine performance
• Machine Compatibility: Union Special 39500 8M and 9M series sewing machines

Common Replacements:

• Union Special 660-1163 Ball Bearing
• Union Special 660-1031 Ball Bearing
• Union Special 660-890 Ball Bearing