Sep 19, 2026 · Technical Resources
Ball Bearing Load Rating Reference Table: Wholesale Supplier
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Read the selection guideSKF bearings by designation · Itemized written quotes for mixed project lists




State the exact execution (designation suffix), whether you need the complete assembly, and which housings or mounting accessories belong on the same line. Keep precision items separate, with accuracy class and arrangement.
Technical data
Listed data for this SKF designation; confirm the execution and dimensions against your drawing or application before ordering.
| Category | Thrust Ball Bearing |
|---|
| Parameter | Details |
|---|---|
| Model Number | 51100, 51102, 51103, 51104 |
| Specification | 20*35*10 mm |
| Feature | Long Life, High Speed, Low Noise |
| Trademark | SKF/NACHI/NSK |
| HS Code | 8482102000 |
| Package Size | 5.50cm * 5.50cm * 3.00cm |
| Package Gross Weight | 0.070kg |
| Transport Package | Carton Pallet |
| Service | OEM ODM |
| Industry | Typical Applications |
|---|---|
| Industrial Machinery | Rotary tables, press machines, gearboxes, machine tool spindles |
Industrial machinery operators often face challenges with bearing selection—whether it's finding the right balance between high speed performance and noise control, or ensuring dimensional accuracy for seamless installation. Choosing the wrong thrust ball bearing can lead to premature wear, increased maintenance costs, and unplanned downtime, especially in critical applications like machine tool spindles and gearboxes.
Our SKF thrust ball bearings 51100, 51102, 51103, and 51104 address these pain points with their optimized design for high speed operation and low noise performance. As a specialized supplier with access to a comprehensive range of bearing brands and models, we ensure you get the exact specification needed without the hassle of multiple suppliers. These bearings are engineered to deliver long life even under continuous rotational stress, making them ideal for industrial machinery where reliability is non-negotiable.
Designed to handle axial loads in high-speed rotational environments, these thrust ball bearings excel in applications with moderate to high axial force requirements and operating speeds. The 20*35*10 mm dimension (for model 51100) provides a compact solution for machinery with space constraints, while the low noise feature ensures compatibility with precision equipment where operational sound levels matter. Whether used in rotary tables, press machines, or gearbox assemblies, proper load matching and speed rating are critical to maximizing service life.
The performance of these thrust ball bearings stems from key engineering features: the high-speed capability reduces heat generation during operation, minimizing the risk of lubricant degradation and extending maintenance intervals. The low noise characteristic is achieved through precision manufacturing tolerances, ensuring smooth contact between rolling elements and raceways. Additionally, the long-life design incorporates robust materials that resist wear under cyclic loading, a critical factor for industrial machinery operating in continuous duty cycles. These attributes collectively contribute to consistent performance and reduced total cost of ownership.
Selecting the right thrust ball bearing directly impacts your machinery's total operating cost. A bearing that fails prematurely due to inadequate speed rating or load capacity can cause secondary damage to adjacent components, leading to costly repairs and production downtime. In contrast, our 51104 high speed thrust bearing, with its proven durability and performance, helps avoid these issues by maintaining stable operation over extended periods. By investing in bearings that match your application's specific speed and load requirements, you reduce unplanned maintenance, lower replacement frequency, and improve overall equipment efficiency.
Our bearings undergo rigorous quality control processes aligned with ISO 9001 standards, including dimensional inspection, material hardness testing, and performance verification. We source products through established supply chains, ensuring each bearing meets original manufacturer specifications. All bearings come with batch traceability documentation, and we provide a warranty against manufacturing defects. With our extensive inventory, we support same-day shipping for in-stock models, ensuring minimal lead time for your production needs.
Whether you need 51100 thrust bearings for immediate replacement or are planning a bulk order of 51104 high speed thrust bearings, we can provide a tailored quote based on your specific quantity and delivery location. Simply share the model number, required dimensions, and application details, and our technical team will ensure you receive the correct specification for your industrial machinery.
Q: Do you supply thrust ball bearings from other brands besides SKF, NACHI, and NSK?
A: Yes, we support procurement of thrust ball bearings from all major international and domestic brands. We can source bearings according to your specified brand or model requirements.
Q: How can I confirm if the 51102 ball bearing will fit my equipment?
A: Provide your equipment's bearing housing dimensions (bore diameter, outer diameter, and width) or the original equipment manufacturer's part number. Our technical team will cross-verify compatibility with the 51102 specifications.
Q: What is the warranty policy for these thrust ball bearings?
A: We offer a warranty against manufacturing defects. The warranty period and terms are specified in each order contract, with coverage for replacement or refund in case of verified quality issues.
Q: What is the minimum order quantity for the 51103 SKF bearing?
A: We accept low minimum order quantities, including single-unit purchases for emergency maintenance needs. Larger orders may qualify for volume pricing discounts.
Q: How quickly can you ship the 51100 thrust bearing if it's in stock?
A: In-stock models like the 51100 thrust bearing are shipped within 24 hours of order confirmation. Delivery time depends on your location and chosen shipping method.
Q: Can you provide OEM/ODM services for custom thrust ball bearings?
A: Yes, we support OEM/ODM customization. This includes custom dimensions, materials, and packaging based on your technical drawings or specifications.
Ready to order or need a quote?
Send the bearing model, dimensions (d x D x B), and quantity — we'll get back to you with pricing and lead time.
Project buyers
"We submitted a long SKF list for a new project, mixing ball, roller, needle and thrust bearings. This supplier came back with itemized pricing, lead times and alternatives for two long-lead references. We could plan the procurement timeline without surprises."
Daniel KimKim Engineering Project · South Korea"When our project timeline shifted and we needed to split the delivery into three batches, the supplier worked with us on the schedule. Each batch arrived complete and on the agreed date. No holding costs, no rush shipping fees."
Mohammed Al-AminAl-Amin Contracting · Saudi ArabiaSame series
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Standard and precision lines listed separately, each with model, stock, lead time and validity — so your comparison is line by line, not guesswork.
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Read the selection guideFAQ
Send the selected SKF model, quantity per line, accuracy requirement, mounting accessories, destination country and postcode, and the date you need the goods. Confirm the exact execution and whether you need the complete assembly. With that, Project Purchasing Company returns a written itemized quote.
List precision bearings on separate lines with their accuracy class and arrangement or configuration. Keeping them apart from standard bearings prevents wrong pricing and wrong shipments on mixed project lists.
Yes. Send a photo of the nameplate or bearing markings, and we list the information that still needs confirming. Any technical change or alternative model is clearly marked and requires your approval.
Yes. Shipping method and delivery schedule are confirmed before dispatch, so batches can follow your installation timeline. On receipt, check labels, quantity and condition; any mismatch is handled with your order number and photos.
Request a quote
Project Purchasing Company quotes every line by SKF model, with price and currency, stock, estimated lead time, validity and freight or tax terms. Add related bearings and accessories to the same request.