Steel Angular Contact Ball Bearing 2.56in Bore 5.51in OD, Pkg Qty 2

Overview

This high-performance angular contact ball bearing is engineered for demanding industrial environments where precise radial and axial load management is critical. Constructed from hardened steel, the unit delivers exceptional wear resistance and operational stability under high-speed conditions. With a bore diameter of 2.56 inches and an outside diameter of 5.51 inches, this component fits standard machinery configurations while providing the structural integrity required for continuous operation. The design specifically addresses combined loading scenarios, making it an essential upgrade for systems where reliability and dimensional accuracy directly impact overall efficiency and downtime reduction.

Key Features

Hardened steel construction ensures superior durability against abrasion and fatigue Optimized geometry supports simultaneous radial and axial loads in single directions Precision-ground raceways minimize friction for high-speed rotational applications Robust cage design maintains ball spacing to prevent skidding under heavy loads Consistent 1.30-inch width allows for seamless integration into existing assemblies Enhanced thermal stability maintains tolerances during extended operational cycles

Specifications

Bore Diameter: 2.56 in Outside Diameter: 5.51 in Width: 1.30 in

Material

Hardened Steel Bearing Type: Angular Contact Ball Load Capacity: High combined radial and axial Package Quantity: 2 units per pack

Applications

High-speed centrifugal pumps and fluid handling systems Industrial air compressors and vacuum pumps Heavy-duty gearboxes and transmission units Electric motors and spindle drives Machine tool heads requiring precise shaft positioning Turbochargers and blowers in processing equipment This bearing series is specifically selected for applications requiring rigid shaft support and minimal deflection. The angular contact design allows the bearing to accommodate significant thrust loads alongside radial forces, which is common in vertical pump shafts or helical gear arrangements. By utilizing premium grade steel, the component resists deformation even under shock loading, extending service intervals and reducing maintenance costs. The tight manufacturing tolerances ensure smooth rotation with reduced noise and vibration levels, contributing to a safer and more efficient workplace environment. Whether replacing worn components in legacy equipment or specifying parts for new machine builds, this bearing provides the necessary performance characteristics to handle rigorous industrial duties. The packaging includes two units to facilitate paired installations or provide immediate spare inventory for critical assets.