51138 Thrust Ball Bearing for Vertical Hydraulic Jack

Product Specifications

Application Suitability

Struggling with Thrust Bearing Reliability in Hydraulic Jacks? The 51138 Makes a Difference

Many maintenance teams face the frustration of premature bearing failure in vertical hydraulic jacks—often due to misaligned specifications or substandard materials that can’t handle constant axial loads. Sourcing the right thrust ball bearing becomes even more time-consuming when dealing with multiple suppliers for different brands. We understand these challenges firsthand after years of supporting hydraulic system operators.

Engineered for Vertical Load Performance in Hydraulic Applications

The 51138 Thrust Ball Bearing addresses these pain points with its robust design and ISO 9001:2008 certified manufacturing process. As a full-range bearing supplier, we maintain extensive inventory of thrust ball bearings like the 51138, ensuring you get the right part without delays. Its separated structure allows for easy installation in vertical hydraulic jacks, where precise axial load handling is critical to equipment safety and uptime.

Optimal Performance in Vertical Axial Load Conditions

This single-row thrust ball bearing excels in applications with pure axial loads, such as the lifting mechanisms in vertical hydraulic jacks. With a contact angle of 0°, it’s engineered to handle forces parallel to the shaft, making it ideal for scenarios where radial load is minimal. The 190x240x37 mm dimensions provide a stable bearing surface that resists deformation under heavy loads, a common issue in lower-quality alternatives.

Key Engineering Features That Impact Longevity

The 51138’s bearing steel construction delivers the hardness needed to withstand repeated load cycles—essential for hydraulic jacks that undergo frequent use. Its precision rating options (from P0 to P2) allow customization based on application demands; P5 or P4 grades, for example, reduce vibration (Z1V1 to Z3V3 options) in high-precision lifting systems. The separated design simplifies maintenance, allowing for easy lubrication with either grease or oil as needed. Proper lubrication choice directly affects friction levels, with oil typically recommended for higher speed operations and grease for extended maintenance intervals.

Why Choosing the Right Thrust Bearing Lowers Total Costs

Selecting a substandard thrust bearing may seem cost-effective initially, but the hidden expenses add up quickly. Early wear from inadequate material hardness leads to jack failure, causing downtime and potentially dangerous equipment malfunction. The 51138’s adherence to international standards ensures compatibility with major hydraulic jack models, reducing the risk of misalignment during replacement. By investing in a precision-engineered bearing, you minimize maintenance needs and extend equipment life—ultimately lowering total operational costs.

Quality You Can Rely On

Packaging & Shipping

• Packaged in cartons with pallet options for bulk orders
• Available for immediate dispatch from stock
• Flexible shipping via courier, air, or sea freight
• Low minimum order quantities to support both small repairs and large-scale projects

Get Your 51138 Thrust Ball Bearing Quote Today

Whether you need a single 51138 for a repair or bulk quantities for production, we can fulfill your order. Provide your required quantity, delivery location, and any specific brand preferences, and our team will respond with pricing and lead time. With our comprehensive bearing expertise, we can also help verify compatibility with your vertical hydraulic jack model—just share the equipment details.

Frequently Asked Questions