Steel Thrust Angular Contact Ball Bearing 1.77in Bore for Ball Screws

Overview

This high-precision thrust angular contact ball bearing is engineered specifically to support ball screw assemblies in demanding industrial environments. Constructed from premium-grade steel, the unit delivers exceptional rigidity and rotational accuracy essential for maintaining tight tolerances in motion control systems. With a bore diameter of 1.77 inches, an outside diameter of 2.95 inches, and a compact width of 0.59 inches, this bearing fits seamlessly into space-constrained machinery designs. It is rated for a dynamic load capacity of 12,500 lbs, ensuring reliable operation under heavy axial stresses while minimizing friction and heat generation during continuous high-speed cycles.

Key Features

Optimized geometry for maximum ball screw support rigidity Dynamic load rating of 12,500 lbs for heavy-duty axial applications Precision-ground steel races ensure superior rotational accuracy Low-friction design reduces heat buildup during high-speed operation Compact 0.59-inch profile allows for integration in tight assemblies Enhanced durability for sustained performance in automation systems

Specifications

Bore Diameter: 1.77 in Outside Diameter: 2.95 in Width: 0.59 in

Material

High-Carbon Steel Dynamic Load Rating: 12,500 lbs Bearing Type: Thrust Angular Contact Ball Pack Quantity: 1 Unit

Applications

CNC machining centers and milling equipment Industrial robotics and automated assembly lines High-precision injection molding machines Semiconductor manufacturing equipment Aerospace actuation systems Medical imaging and diagnostic machinery Electric discharge machining (EDM) units This component serves as a critical element in precision motion systems where positional accuracy and load-bearing capacity are paramount. The angular contact design allows the bearing to handle significant axial loads in one direction while providing moderate radial support, making it ideal for the pre-loaded arrangements found in ball screw support units. The use of high-quality steel ensures resistance to wear and deformation, extending service intervals and reducing total cost of ownership for facility managers. Whether deployed in metalworking, plastics processing, or advanced automation, this bearing provides the stability required to maintain product quality and machine uptime. Its standardized dimensions facilitate easy replacement and integration into existing frameworks without requiring extensive modification to housing or shaft configurations.