Sep 19, 2026 · Installation & Maintenance
Remove Ball Bearings from Motor Shafts: Wholesale Supplier
Master safe removing bal…
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 | Cylindrical Roller Bearing |
|---|
| Parameter | Details |
|---|---|
| Model Number | 524625, 539090M, 512533 |
| Bearing Type | Cylindrical Roller Bearing |
| Outer Dimension | Small and Medium-Sized (60-115mm) |
| Material | Bearing Steel |
| Alignment | Non-Aligning Bearings |
| Load Direction | Radial Bearing |
| Separability | Separated |
| Bore Diameter (d) | 15-90 mm |
| Structure | Cylindrical |
| Lubrication | Grease or Oil |
| Precision Rating | P0, P6, P5, P4, P2 |
| Vibration | Z1V1, Z2V2, Z3V3 |
| Specification | 40*90*23mm |
| Origin | China |
| HS Code | 8482500090 |
| Industry | Typical Applications |
|---|---|
| Industrial Machinery | Gearboxes, Transmission Systems |
| Automotive | Power Transmission Components |
| General Manufacturing | Rotary Equipment, Precision Machining Tools |
Many industrial buyers face challenges when sourcing bearings for gearboxes—from inconsistent precision levels leading to premature wear, to difficulty finding specific models that match original equipment requirements. When bearings fail unexpectedly, production downtime and maintenance costs rise significantly. Having a supplier that can provide accurate specifications and reliable quality is critical for avoiding these issues.
Our Cylindrical Roller Bearings (models 524625, 539090M, 512533) are designed to address common gearbox challenges. With precision ratings from P0 to P2, these bearings meet strict tolerance requirements for smooth operation under radial loads. As a supplier with extensive experience across industrial sectors, we offer a wide range of bearing types and can source according to your specific brand or model requirements, ensuring compatibility with your existing equipment.
Cylindrical roller bearings excel in gearboxes where high radial loads and moderate speeds are present. The separated design allows for easy installation and maintenance, while the bearing steel construction provides durability in typical industrial operating conditions. Whether your gearbox operates in a steel mill, automotive plant, or general manufacturing facility, selecting the right precision class (from P0 for standard applications to P2 for high-precision machinery) directly impacts performance and service life.
The small to medium-sized dimensions (60-115mm outer diameter) of these bearings make them suitable for compact gearbox designs. The radial load capacity ensures efficient power transmission, while the option for grease or oil lubrication allows adaptation to different operating environments. The non-aligning design is ideal for applications with minimal shaft misalignment, and vibration classes Z1V1 to Z3V3 provide options for reducing noise and improving operational smoothness. These technical details work together to minimize wear and extend bearing life in gearbox applications.
Choosing the right cylindrical roller bearing goes beyond upfront cost. Bearings with subpar precision can cause increased vibration, leading to damage to adjacent gearbox components and unplanned downtime. Our bearings undergo strict quality control measures, including dimensional and hardness testing, to ensure they meet industry standards. By investing in reliable bearings with the correct precision rating, you reduce the risk of early failure and lower long-term maintenance costs, ultimately improving the total cost of ownership for your equipment.
We maintain ISO 9001 certified production and inspection processes, from raw material verification to final product testing. Each bearing is checked for dimensional accuracy, surface hardness, and proper lubrication to ensure consistent performance. We stand behind our products with a warranty against manufacturing defects, providing peace of mind for your critical applications. With a focus on meeting customer specifications, we can supply bearings according to international standards and support both standard and custom requirements.
Whether you need the 524625, 539090M, 512533, or other cylindrical roller bearings for your gearbox, we can provide the specifications and pricing you need. Contact us with your model number, required quantity, and delivery location, and our team will assist with your order promptly. Early inquiry ensures faster processing and delivery, helping you maintain production schedules.
Q: Do you support procurement of other bearing brands or models?
A: Yes, we offer a comprehensive range of bearings across various brands and models. We can source according to your specific brand or model requirements to ensure compatibility with your equipment.
Q: How can I confirm if this bearing fits my gearbox?
A: Provide your gearbox model, required bearing dimensions (bore, outer diameter, width), and application details. Our technical team will verify compatibility and assist with selection.
Q: What is your warranty policy for these bearings?
A: We provide a warranty against manufacturing defects.具体条款以合同约定为准,确保您收到的产品符合质量标准。
Q: What is the minimum order quantity?
A: We support low minimum order quantities to accommodate both small-scale maintenance needs and large-volume production requirements.
Q: How long does shipping take, and what logistics options are available?
A: In-stock items ship the same day. We offer flexible logistics including express, air, and sea freight, with delivery times varying by destination.
Q: Do you offer OEM or ODM services for custom bearings?
A: Yes, we support custom bearing production (OEM/ODM) based on your drawings, specifications, or sample 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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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.
Selection guides
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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.