Ball Bearing
Ensure smooth, low-speed reducer operation with our high-precision Thrust Ball Bearing—engineered to eliminate downtime and extend machinery lifespan in industrial settings. Available in models 51408 (40*90*36 mm) and 51109, these bearings deliver P0-P4 precision and Z1V1-Z3V3 vibration control, making them ideal for heavy axial load applications where stability is non-negotiable.
MOQ
1 Piece
Sample Lead Time
3-5 Days
Bulk Lead Time
5-15 Days
Warranty
12 Months
| Parameter | Details |
|---|---|
| Model NO. | 51408 51109 |
| Lubrication | Grease or Oil |
| Precision Rating | P0 P6 P5 P4 P2 |
| Vibration | Z1V1 Z2V2 Z3V3 |
| Certification | ISO9001:2008 |
| Stock | in Stock |
| Service | OEM ODM |
| Aligning | Non-Aligning Bearing |
| Separated | Separated |
| Rows Number | Single |
| Load Direction | Thrust Bearing |
| Material | Bearing Steel |
| Contact Angle | 0° |
| Transport Package | Carton Pallet |
| Specification | 40*90*36 mm |
| Origin | China |
| HS Code | 8482102000 |
| Industry | Typical Equipment |
|---|---|
| Industrial Machinery | Low Speed Reducers, Gearboxes, Machine Tools |
| Manufacturing | Printing Presses, Conveyors, Material Handling Equipment |
| Automotive | Transmission Systems, Axle Assemblies |
| Agriculture | Tractor Gearboxes, Harvester Drivetrains |
| New Energy | Wind Turbine Gearboxes, Solar Tracker Mechanisms |
When low-speed reducers fail due to bearing issues, production lines halt, maintenance costs rise, and deadlines slip. Many manufacturers struggle with inconsistent quality from unknown suppliers or face high minimum orders that tie up capital. Choosing the wrong bearing precision can lead to premature wear, increasing replacement frequency and operational disruptions.
Our Low Speed Reducer Thrust Ball Bearing 51408 51109 solves these challenges with P0-P4 precision ratings and Z1V1-Z3V3 vibration grades, ensuring reliable performance in industrial machinery. As an integrated manufacturer with full R&D and QC labs, we maintain stock for standard items, offering 1pc MOQ and 3-5 day sample lead times. Whether for gearboxes, machine tools, or agricultural equipment, these bearings deliver consistent load handling and durability.
Designed for axial load handling in low-speed rotating equipment, the 51408 and 51109 Thrust Ball Bearings excel in applications where precision and stability are critical. With a 0° contact angle and separated design, they accommodate pure thrust loads while maintaining alignment in reducers, conveyors, and printing presses. The single-row configuration balances load capacity with compact dimensions, making them ideal for space-constrained industrial machinery.
The performance of these thrust ball bearings is defined by key technical attributes. Precision ratings from P0 (standard) to P4 (high precision) control dimensional accuracy and rotational stability, directly impacting gearbox efficiency and noise levels. Vibration grades Z2V2 and Z3V3 minimize operational noise, a critical factor in manufacturing environments. Constructed from high-grade bearing steel, they withstand heavy loads and resist wear, while the separated design allows for easy installation and maintenance—reducing downtime during replacements.
Choosing authentic Thrust Ball Bearings over counterfeit alternatives eliminates hidden costs. Inferior bearings often fail prematurely, causing unplanned downtime, costly repairs, and potential damage to connected components. Our ISO9001:2008 certified manufacturing ensures each bearing meets strict quality standards, backed by a 12-month global warranty. With free technical guidance and defect replacement, we help you avoid the risks of low-quality imports, ultimately reducing long-term operational expenses.
Jinan Saifan Bearing has served global buyers across Europe, America, and Southeast Asia for over 18 years, building a reputation for stable supply and competitive pricing. Our full OEM/ODM customization capabilities support unique industrial requirements, while our QC lab conducts rigorous testing to ensure consistency. We offer flexible payment terms including T/T, credit card, and Alibaba trade assurance, with bulk delivery in 5-15 days. When you partner with us, you gain access to a dedicated team committed to technical support and long-term cooperation.
Don’t let equipment downtime affect your production schedule. Our in-stock Thrust Ball Bearings are ready to ship, with free technical guidance to ensure proper选型. Whether you need a single unit for emergency repair or bulk orders for planned maintenance, we prioritize fast response and reliable delivery.
Q: Are these bearings genuine and traceable?
A: Yes, all our bearings are manufactured in-house under ISO9001:2008 standards, with full batch traceability and quality documentation available upon request.
Q: How do I confirm if the 51408/51109 is suitable for my reducer?
A: Provide your equipment model, load requirements, and operating speed, and our technical team will verify compatibility and recommend the optimal precision grade.
Q: What is the warranty coverage for these bearings?
A: We offer a 12-month global warranty against manufacturing defects, with free replacement or refund for non-conforming products.
Q: What is the minimum order quantity?
A: Standard items have a 1pc MOQ, supporting both small repairs and large-scale production needs.
Q: How quickly can I receive my order?
A: In-stock bearings ship within 3-5 days via DHL, FedEx, or your preferred courier, with bulk orders delivered in 5-15 days.
Q: How can I verify the authenticity of the bearings?
A: Each bearing includes batch coding and packaging with our brand标识, and we provide full quality certificates and test reports for verification.
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Ball Bearing
Ball Bearing
Ball Bearing
Ball Bearing