Thrust Ball Bearings – Double Direction

Thrust Ball Bearings – Double Direction

Core Features

  • Bi-Directional Axial Control: Engineered to accommodate heavy axial loads in both directions, making them essential for shafts that experience reversing thrust forces.
  • Five-Piece Modular Construction: Comprises one central shaft washer, two housing washers, and two separate ball and cage assemblies, all of which are separable for simplified mounting.
  • Precision Centered Design: The central washer is secured to the shaft, while the two housing washers are seated within the machine housing, ensuring the shaft is locked axially in a fixed position.
  • High-Stiffness Support: Provides rigid axial guidance with minimal internal deflection, which is critical for maintaining the precision of rotating components under load.
  • Aligning Capabilities: Often available with spherical housing washers and seating rings to compensate for initial angular misalignment between the shaft and the housing.

At Kriloha Ltd., we understand that “Dynamic-Reversibility” is a common challenge in heavy-duty engineering. Our Double Direction Thrust Ball Bearings are our engineered answer for “Bidirectional-Stability” and “Total-Axial-Containment.” As a premier provider of industrial components, Kriloha has developed a thrust series that balances mechanical invincibility with the operational agility required for reversing load environments.

The engineering of our double direction series is based on Symmetrical Load Distribution. By utilizing two high-precision ball and cage assemblies flanking a central shaft washer, we ensure that reversing forces are absorbed instantly without mechanical “play” or backlash. At Kriloha, we verify that our washers—available in high-carbon chromium steel—are ground to exact parallelism to prevent uneven wear and heat generation. This creates a “Rigid-Resilient” support system that secures your most mission-critical rotating assets.

Manufacturing these assemblies involves strict Dimensional-Synchronization Verification. We ensure that each of the five components is perfectly matched to provide the silent, low-friction performance required for high-efficiency industrial lines. Whether you are overhauling a sophisticated industrial gearbox or a high-capacity vertical actuator, Kriloha Double Direction Thrust Bearings provide the mechanical durability your facility demands. By choosing Kriloha Ltd., you are investing in a “High-Endurance” technology that secures the integrity of your most complex axial systems.

Bearing Table

SR. NO. BEARING NO. BOUNDARY DIMENSIONS (in mm) MASS
(~ Kg.)
d d1 D H
1 52206 25.000 32.000 52.000 29.000 0.250

Primary Use Cases

  • Machine Tool Spindles: Managing the bidirectional thrust generated during complex milling or boring operations.
  • Heavy-Duty Mixers and Agitators: Supporting shafts that face upward and downward pressure depending on the viscosity and direction of the material flow.
  • Screw Jacks and Actuators: Providing smooth rotation while managing the compression and tension forces of linear movement.
  • Marine Propulsion Systems: Handling the reversing thrust of propeller shafts during forward and backward maneuvers.
  • Industrial Turntables with Reversing Loads: Ensuring stability in rotating platforms that experience shifting weight distributions.

Frequently Asked Questions

1. How does a double direction thrust bearing differ from a single direction one?
A single direction bearing can only handle thrust from one side. The double direction version uses a second ball set and housing washer to handle thrust from both the “push” and “pull” directions.
2. Can this bearing support radial loads?
No. Like the single direction version, double direction thrust ball bearings are strictly for axial loads. Radial support must be provided by a separate radial bearing, such as a cylindrical roller or deep groove ball bearing.
3. Why is the central washer different?
The central washer (shaft washer) is ground on both sides to provide a raceway for both ball sets. It is designed with a tighter bore to be interference-fitted or locked onto the shaft.
4. Are these suitable for high-speed operation?
They are generally rated for moderate speeds. At very high velocities, centrifugal forces can affect ball tracking. For high-speed reversing thrust, angular contact ball bearings may be a preferred alternative.
5. Does Kriloha offer self-aligning versions?
Yes. We provide double direction thrust bearings with spherical housing washers. When used with matching seating rings, these can accommodate initial misalignment, protecting the bearing from edge-loading stress.

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