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Quote memo for this SKF bearing
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
Specifications
Listed data for this SKF designation; confirm the execution and dimensions against your drawing or application before ordering.
| Category | Cylindrical Roller Bearing |
|---|
Product details
Product Specifications
| Parameter | Details |
|---|---|
| Model Number | NU234EM |
| Outer Dimension | 35mm-400mm |
| Material | Bearing Steel |
| Spherical | Non-Aligning Bearings |
| Load Direction | Radial Bearing |
| Separated | Separated |
| Product Name | Cylindrical Roller Bearing |
| Structure | Cylindrical |
| Seals Type | Open |
| Lubricate | Oil Grease Dry |
| Precision Rating | P0 P6 P5 P4 P2 |
| Number of Row | Single Row |
| Service | OEM ODM |
| Transport Package | Carton Pallet |
| Specification | 170*310*52 mm |
| Trademark | SKF |
| Origin | Sweden |
| HS Code | 8482500090 |
| Production Capacity | 100000 |
| Package Size | 33.00cm * 33.00cm * 7.20cm |
| Package Gross Weight | 19.300kg |
Application Suitability
| Industry | Typical Applications |
|---|---|
| Steel Mills | Rolling mill stands, conveyor systems, gearboxes |
| Industrial Machinery | Heavy duty electric motors, pumps, compressors |
Need Reliable Cylindrical Roller Bearings N230em NJ230em Nu230em for Steel Mills?
Selecting the right bearings for steel mill equipment often means choosing between frequent replacements and uninterrupted production. Many buyers face challenges with misaligned dimensions causing installation delays or premature failures due to substandard materials. Finding a single source for multiple SKF bearing models can also be time-consuming when dealing with complex industrial machinery requirements.
Engineered for Heavy-Duty Industrial Performance
Our Cylindrical Roller Bearings address these challenges with precision-engineered solutions designed for steel mills and industrial machinery. As a specialized supplier with direct access to global distribution networks, we ensure these SKF Cylindrical Roller Bearings meet original factory specifications, supporting everything from rolling mill operations to high-load conveyor systems. With extensive inventory covering over 95% of conventional models, we can fulfill urgent orders without compromising on authenticity.
Optimal Performance in Demanding Environments
These bearings excel in radial load applications typical of steel mill machinery, operating efficiently under heavy loads and moderate speeds. The separated design allows for easy mounting and dismounting, a critical feature during maintenance shutdowns. With an outer dimension range of 35mm-400mm and precision ratings from P0 to P2, they accommodate various industrial equipment specifications while maintaining alignment in non-aligning configurations.
Key Engineering Features for Industrial Reliability
The bearing steel construction provides exceptional durability, with surface hardness optimized to resist wear in abrasive environments common to steel production. The open seal design allows for flexible lubrication options—oil, grease, or dry running—adapting to specific machinery requirements. Single row configuration balances load capacity with compact design, making these bearings suitable for gearboxes and motor applications where space is constrained. The 170*310*52 mm specification offers a versatile size for medium to large industrial equipment.
Total Cost of Ownership Matters
Choosing the right cylindrical roller bearing directly impacts operational costs. Inferior bearings may have lower upfront prices but often lead to unplanned downtime, increased maintenance, and potential damage to adjacent components. Our SKF Cylindrical Roller Bearings for Steel Mills follow strict quality standards, reducing the risk of premature failure. By selecting the appropriate precision class (P0-P2) and ensuring proper lubrication compatibility, you optimize bearing life and minimize replacement frequency, ultimately lowering long-term operational expenses.
Quality You Can Trust in Every Bearing
We implement rigorous quality management systems, with all products sourced directly from official factories and warehouses. Each bearing undergoes dimensional and hardness testing to ensure compliance with specifications. We provide complete traceability documentation, including factory certificates and batch inspection reports. Our professional technical team offers selection guidance to ensure proper fit for your specific application. With a global delivery network, we maintain stable door-to-door arrival within 7-15 days to most regions.
Packaging & Shipping
- Packaged in cartons with pallet options for bulk orders
- Same-day shipping available for in-stock items
- Multiple logistics options including express, air, and sea freight
- Flexible order quantities to support both small maintenance needs and large production runs
Get Your Bearing Quote Today
Whether you need N230em, NJ230em, Nu230em, or other SKF cylindrical roller bearings, provide your required model, quantity, and delivery location for a prompt quotation. Our team can assist with cross-referencing part numbers and confirming technical specifications to ensure compatibility with your equipment. The sooner you contact us, the sooner we can arrange delivery of your bearings.
Frequently Asked Questions
Q: Do you supply bearings from other brands besides SKF?
A: Yes, we offer a comprehensive range of international brands including NSK, NTN, Koyo, NACHI, IKO, FAG, Timken, as well as domestic Chinese brands. We can source specific models according to customer requirements.
Q: How can I confirm if this bearing fits my machinery?
A: Provide your equipment model or existing bearing dimensions (inner diameter, outer diameter, width), and our technical team will verify compatibility with the specified cylindrical roller bearing parameters.
What is your warranty policy for these bearings?
A: All products come with the original factory warranty covering manufacturing defects. Specific warranty terms are provided with each order and can be included in the sales contract.
What is the minimum order quantity?
We support low minimum order quantities, including single-unit purchases for maintenance needs, with volume pricing available for larger orders.
How long does delivery take to my location?
In-stock items ship the same day. Standard international delivery takes 7-15 days to most countries and regions via our established logistics network.
Can you provide custom bearing solutions?
Yes, we offer OEM/ODM services for special requirements, including custom dimensions, materials, and packaging according to customer 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
Itemized SKF supply that keeps project schedules on track
"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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Cylindrical Roller Bearing Cylindrical Roller Bearing NUP208EM 17x40x16mm for Precision Mechanical Equipment Where it runs
Applications for this bearing
Typical equipment and duty conditions this SKF bearing type is specified for.
Combine this bearing, its housing and accessories in one written quote
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
Questions about quoting this SKF bearing
What details turn a product selection into a quotation request?+
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.
How should precision items be distinguished from standard bearings?+
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.
The SKF reference on my old drawing is incomplete. Can you still quote?+
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.
Can a project order be delivered in batches?+
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
Get a written quote for Cylindrical Roller Bearings N230em NJ230em Nu230em for Steel Mills and Industrial Machinery
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.