Product Specifications
| Parameter |
Details |
| Model NO. |
51209 51309 |
| 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 |
| Transport Package |
Carton Pallet |
| Specification |
45*73*20 mm |
| HS Code |
8482102000 |
| Production Capacity |
1000000 |
Application Industries
| Industry |
Typical Equipment |
| Industrial Machinery |
Machine Tools, Printing Presses, Gearboxes |
| Auto Parts Manufacturing |
Transmission Systems, Axle Assemblies |
| Agricultural Machinery |
Harvesters, Tractors, Tillage Equipment |
| Construction |
Excavators, Cranes, Conveyors |
| Manufacturing |
CNC Machines, Spindles, Electric Motors |
Prevent Costly Downtime with 51209 51309 Thrust Ball Bearings
Industrial machinery operators know the frustration of unexpected shutdowns caused by bearing failures. When thrust bearings fail prematurely, production lines halt, maintenance costs rise, and deadlines slip. Sourcing reliable, high-precision bearings that meet your exact specifications shouldn't add to the stress—especially when standard parts are needed urgently.
51209 51309 Thrust Ball Bearings: In Stock and Ready for Your Machinery
Our Separated Thrust Ball Bearings in models 51209 and 51309 are designed to solve these challenges. With P0-P4 precision ratings and Z1V1-Z3V3 vibration grades, they deliver consistent performance in demanding industrial applications. As an integrated manufacturer with full R&D and QC labs, we ensure each bearing meets ISO9001 standards. Need a sample for testing? We offer 1pc MOQ on standard items, with 3–5 days sample lead time and bulk delivery in 5–15 days.
Optimal Performance in Thrust-Load Applications
These single-row thrust ball bearings excel in applications with axial load requirements, such as machine tool spindles, printing presses, and gearboxes. The separated design allows for easy installation and maintenance, while the high-quality bearing steel construction ensures durability under heavy loads. Whether your equipment operates at moderate speeds or requires precise positioning, these bearings provide reliable rotation to keep your machinery running smoothly.
Precision Engineering for Long-Term Reliability
The technical specifications of these thrust bearings directly impact your equipment's performance. The precision rating (P0-P4) determines dimensional accuracy—critical for minimizing vibration and extending service life in high-speed applications. Vibration grades (Z1V1-Z3V3) ensure quiet operation, a key factor in noise-sensitive environments like printing facilities. The 45*73*20 mm dimension fits standard industrial machinery, while the separated structure simplifies replacement, reducing downtime during maintenance.
Why Genuine Bearings Matter for Your Bottom Line
Choosing low-quality thrust bearings may save money upfront, but the hidden costs add up quickly. Counterfeit bearings often fail early, leading to unplanned downtime, expensive repairs, and potential damage to other components. Our bearings, backed by ISO9001 certification and 12-month global warranty, offer predictable performance and lower total cost of ownership. We stand behind every product—if a defect occurs, we provide free replacement or refund, ensuring your investment is protected.
Your Trusted Partner for Bearing Solutions
Since 2005, Jinan Saifan Bearing has served global buyers across Europe, America, Southeast Asia, and the Middle East. Our commitment to quality is supported by full R&D capabilities, strict QC processes, and both ISO9001 and ISO14001 certifications. We offer OEM/ODM customization to meet unique specifications, and our technical team provides free guidance to help you select the right bearing for your application. With a production capacity of 1,000,000 units and flexible payment options (T/T, credit card, Alibaba trade), we’re equipped to handle orders of any size—from emergency repairs to bulk production runs.
Packaging & Shipping
- Carton and pallet packaging for secure transportation
- 3–5 days sample lead time, 5–15 days bulk delivery
- Multiple logistics options including express, air, and sea freight
- Real-time shipment tracking provided for all orders
- 1pc MOQ for standard items, supporting small-batch and emergency needs
Get Your Thrust Ball Bearings Today
Don’t let bearing issues slow down your production. Our 51209 and 51309 Thrust Ball Bearings are in stock and ready to ship. Send us your requirements—including model, quantity, and application details—and we’ll provide a competitive quote within 24 hours. The sooner you order, the sooner you can get back to seamless operations.
Frequently Asked Questions
Q: Are these thrust ball bearings genuine and traceable?
A: Yes, all our bearings are manufactured in-house under strict ISO9001 standards. Each product can be traced through our quality control system, and we provide certification upon request.
Q: How do I confirm if the 51209/51309 is the right bearing for my equipment?
A: Our technical team can help verify compatibility. Provide your equipment model, load requirements, and operating conditions, and we’ll confirm the correct bearing specifications for your application.
Q: What is the warranty policy for these bearings?
A: We offer a 12-month global warranty. If a bearing fails due to manufacturing defects, we provide free replacement or a full refund.
Q: What is the minimum order quantity?
A: We accept 1pc MOQ for standard items, making it easy to order samples or meet emergency repair needs.
Q: How quickly can I receive my order?
A: Samples ship within 3–5 days, and bulk orders are delivered in 5–15 days. We work with major logistics providers to ensure timely delivery.
Q: Can you provide custom thrust bearings for specific applications?
A: Yes, we offer full OEM/ODM customization. Contact our team with your unique requirements, including dimensions, precision等级, and materials, and we’ll develop a tailored solution.
Quality Assurance
100% Inspection
High-grade chrome steel, raw material QC, full-process monitoring, ISO/ABMA/DIN compliance.
Delivery
3-15 Days
Samples in 3-5 days, bulk orders 5-15 days. Free samples for distributors (freight collect).
Customization
Full OEM/ODM
P0-P4 precision grades, Z2-Z3-Z4 noise levels. Custom drawings welcome.
After-Sales
12-Month Warranty
Professional technical guidance and failure solutions from our R&D team.
