GATES AX 55 Thrust Needle Roller Bearing | 55x78x3mm High Axial Load Capacity Assembly

The GATES AX 55 Thrust Needle Roller Bearing is engineered to manage extreme axial (thrust) loads while maintaining an exceptionally low cross-sectional height. Utilizing precisely dimensioned needle rollers contained within a lightweight cage, the AX 55 ensures optimal distribution of forces, preventing premature wear and maximizing operational lifespan in demanding industrial environments. This design offers superior rigidity and high-speed rotational capability compared to standard thrust washers, making it the preferred solution for applications where high force must be transmitted along the axis of rotation without increasing the overall footprint of the assembly. Manufactured from high-carbon chromium steel and adhering to stringent ISO standards, the AX 55 provides consistent, reliable performance even under intermittent shock loading. The robustness and compact form factor of the AX 55 make it indispensable in applications where space minimization is critical, such as automotive transmission systems, large hydraulic pumps, complex reduction gearboxes, and precision machine tool spindle assemblies. As a Senior Product Manager, we emphasize that integrating the AX 55 into your equipment translates directly into reduced friction, lower operational temperature, and extended mean time between failures (MTBF). This separable bearing component allows for independent installation of the needle assembly and corresponding thrust washers (AS or WS series, sold separately), simplifying maintenance routines and ensuring precise alignment during assembly. Choose GATES AX 55 for unparalleled axial load reliability.

Key Features

• Extremely high axial load carrying capacity relative to cross-section.
• Compact and low-profile design minimizes space requirements in demanding applications.
• Separable components facilitate easy mounting and maintenance routines.
• Precision-ground needle rollers ensure minimal friction and extended service life.
• Ideal for applications requiring high rigidity and rotational accuracy under thrust load (e.g., gearboxes, rotary tables, clutches).

Technical Specifications