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 | Tapered Roller Bearing |
|---|
| Parameter | Details |
|---|---|
| Model Number | 30310 |
| Bearing Type | Tapered Roller Bearing |
| Specification (d x D x B) | 50x110x27mm |
| Material | Bearing Steel |
| Origin | Sweden |
| HS Code | 8482300000 |
| Package Size | 7.00cm * 13.00cm * 5.00cm |
| Package Gross Weight | 1.330kg |
| Industry | Typical Applications |
|---|---|
| Automotive | Gearbox assemblies, transmission systems |
| Industrial Machinery | Fan drives, power transmission units |
Selecting the right tapered roller bearing for gearbox applications often means balancing precision, load capacity, and availability. Many buyers face delays from limited inventory or struggle with inconsistent quality from non-specialized suppliers. When downtime isn't an option, having a reliable source for genuine SKF 30310 bearings matters.
The SKF 30310 tapered roller bearing addresses these challenges with its 50x110x27mm dimensions and high-precision manufacturing. As a specialized supplier with direct access to SKF global distribution centers, we ensure this bearing meets original factory specifications—critical for gearbox applications where misalignment or premature wear can cause system failures. Our large-scale inventory means this SKF bearing is ready to ship, supporting same-day dispatch for urgent maintenance needs.
This SKF 30310 bearing excels in gearboxes and similar industrial applications where it handles combined radial and axial loads. Operating under high torque and rotational speeds, its bearing steel construction provides the durability needed to resist wear and maintain performance over extended service life. Whether used in automotive transmissions or industrial fan drives, correct specification of tapered roller bearings directly impacts equipment reliability.
The 30310's precision dimensions (50mm bore, 110mm outer diameter, 27mm width) ensure compatibility with standard gearbox assemblies, reducing installation time and errors. Tapered roller bearings like this distribute load evenly across rolling elements, improving efficiency compared to plain bearings. The bearing steel material undergoes strict quality control, with hardness and surface finish optimized to minimize friction and maximize load capacity. These attributes make the SKF 30310 a preferred choice for applications requiring consistent performance under variable operating conditions.
Investing in a genuine SKF 30310 tapered roller bearing reduces long-term costs by minimizing downtime and maintenance. Inferior bearings often fail prematurely due to substandard materials or manufacturing, leading to unplanned repairs and production losses. By contrast, this bearing's adherence to SKF's global quality standards ensures predictable service life, aligning with ISO 281 guidelines for bearing life calculations. The high precision of the 50x110x27mm bearing also reduces vibration and noise, protecting adjacent components from excessive wear.
Our supply chain guarantees 100% authentic SKF products, sourced directly from official factories and warehouses with complete traceability. Each bearing comes with original factory certificates and batch inspection reports, verifying compliance with SKF's rigorous quality management system. We provide a factory warranty, covering manufacturing defects for added peace of mind. With over 95% of conventional SKF models in stock, we ensure reliable availability for both scheduled maintenance and emergency replacements.
Whether you need a single SKF 30310 bearing for maintenance or bulk quantities for production, we can assist. Provide your required quantity and destination, and our team will confirm pricing and delivery timelines. With fast worldwide shipping (7-15 days to most regions), we help keep your operations running without delay.
Q: Do you supply other bearing brands or models besides SKF?
A: Yes, we offer a complete range of bearings across international brands and can source specific models as per your requirements.
Q: How can I confirm if the SKF 30310 fits my gearbox?
A: Provide your equipment model or existing bearing dimensions, and our technical team will verify compatibility with the 50x110x27mm specification.
What is your warranty policy for SKF bearings?
A: All SKF products come with the original factory warranty, covering manufacturing defects. Specific terms are detailed in the product documentation.
What is the minimum order quantity for the SKF 30310?
A: We accept small orders, with no minimum quantity requirement for stock items like the 30310 bearing.
How long does shipping take to [my country]?
A: Standard delivery takes 7-15 days to most countries. Express options are available for urgent requirements—contact us with your location for exact timelines.
Can you provide custom packaging or labeling for this bearing?
A: Yes, we offer customized packaging and label printing services to meet specific customer requirements.
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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Tapered Roller Bearing Conical Roller Bearings 30216 30217 30318 30320 for Industrial Machinery with P0-P2 Precision
Tapered Roller Bearing Conical Roller Bearing 33111, 55x95x30mm, P0-P2 Precision for Industrial Machinery Where it runs
Typical equipment and duty conditions this SKF bearing type is specified for.
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.