Description
Product Specifications
| Parameter | Details |
|---|---|
| Model Number | NN 3028 K/SPC3W33 |
| Precision Rating | Sp, up, Sp and up |
| Bearing Type | Roller |
| Number of Row | Double Row |
| Inner Diameter | 140 mm |
| Selling Units | Single Item |
| Package Size Per | Batch 10X10X10cm |
| Structure | Cylindrical |
| Seals Type | Open |
| Gross Weight Per | 0.250 Kg Batch |
| Trademark | SKF |
| Origin | China |
Application Suitability
| Industry | Typical Applications |
|---|---|
| Industrial Machinery | High-precision rotating equipment, machine tool spindles, heavy-duty gearboxes |
NN3028 K/SPC3W33 Bearing: Solving Precision and Reliability Challenges in Industrial Applications
Selecting the right bearing for high-precision industrial equipment often means navigating complex specifications—from matching exact dimensions to ensuring performance under heavy loads. Many buyers face delays when sourcing specialized double row cylindrical roller bearings, or encounter quality issues with non-genuine products that lead to premature equipment failure and costly downtime.
Engineered for High-Precision Industrial Performance
The NN3028 K/SPC3W33 SKF cylindrical roller bearing addresses these challenges with its double row design and precision rating of Sp and up, making it ideal for applications requiring tight tolerances and consistent rotational accuracy. As a professional bearing supplier with extensive experience across industrial sectors, we maintain a comprehensive inventory of SKF roller bearings and related products, ensuring we can meet urgent delivery needs within 48 hours for both standard and rare models.
Optimal Performance in Demanding Working Conditions
This double row cylindrical roller bearing excels in high-precision industrial scenarios where radial loads are significant and alignment precision is critical. Its open design allows for lubrication flexibility, suitable for environments where maintenance access is available, while the cylindrical structure ensures efficient load distribution across the bearing’s contact surfaces. Whether used in machine tool spindles or heavy-duty gearboxes, selecting a bearing with the correct precision class and structural design directly impacts equipment reliability and operational lifespan.
Key Engineering Features for Reliable Operation
The NN3028 K/SPC3W33 bearing’s precision rating (Sp and up) guarantees minimal runout and consistent performance, essential for high-speed applications where vibration control is vital. Its double row configuration increases radial load capacity compared to single row designs, making it suitable for heavy-duty industrial machinery. The cylindrical roller structure ensures linear contact with raceways, reducing stress concentrations and extending bearing life under continuous operation. Additionally, the bearing’s standardized dimensions allow for interchangeability with compatible industrial equipment, simplifying replacement and maintenance processes.
The Impact of Bearing Quality on Total Cost of Ownership
Choosing a high-precision SKF roller bearing like the NN3028 K/SPC3W33 reduces long-term costs by minimizing unplanned downtime and maintenance requirements. Inferior bearings with substandard precision often lead to increased vibration, accelerated wear on adjacent components, and frequent replacements—all of which drive up operational expenses. In contrast, this bearing’s strict manufacturing standards and quality control ensure predictable performance, aligning with ISO 281 principles for bearing life calculation and helping businesses optimize their maintenance schedules and resource allocation.
Ensuring Authenticity and Quality Assurance
We understand the importance of reliability in industrial applications, which is why every batch of bearings undergoes rigorous quality inspection before delivery. Our professional quality inspection team verifies precision, dimensions, and material integrity to ensure compliance with industry standards. As a supplier with direct access to a wide range of SKF products, we guarantee traceability for all bearings, providing documentation to confirm authenticity and manufacturing specifications. We stand behind the quality of our products with a comprehensive after-sales support system, including assistance with installation guidance and warranty coverage for manufacturing defects.
Packaging & Shipping
- Standard packaging: Batch size of 10X10X10cm per unit
- Stock availability for prompt dispatch, with urgent delivery options available
- Flexible shipping methods including express courier, air freight, and sea freight to meet global delivery requirements
- Low minimum order quantities, supporting both small-scale maintenance needs and large-volume industrial procurement
Get Your NN3028 K/SPC3W33 Bearing Quote Today
Whether you need a single NN3028 K/SPC3W33 bearing for replacement or a bulk order for your production line, we can provide competitive pricing and reliable delivery. Contact us with your specific requirements, including quantity and delivery location, and our technical team will assist you in confirming compatibility and scheduling shipment to minimize your equipment downtime.
Frequently Asked Questions
Q: Do you supply bearings from other brands besides SKF?
A: Yes, we offer a full range of industrial bearings from various international and domestic brands, including NSK, NTN, Koyo, NACHI, IKO, FAG, Timken, and more. We can source bearings according to your specified brand and model requirements.
Q: How can I confirm if the NN3028 K/SPC3W33 bearing fits my equipment?
A: Provide your equipment’s bearing specifications (inner diameter, outer diameter, width, and load requirements), and our technical team will cross-reference with the NN3028 K/SPC3W33 dimensions and performance parameters to verify compatibility.
Q: What is your warranty policy for bearings?
A: We provide a warranty against manufacturing defects. The specific warranty period and terms are detailed in each order contract, ensuring coverage for material and workmanship issues under normal operating conditions.
Q: What is the minimum order quantity for this bearing?
A: We support low minimum order quantities, including single-item purchases, to accommodate both maintenance and small-scale procurement needs. For bulk orders, we offer preferential pricing based on volume.
Q: How long does shipping take, and what methods are available?
A: In-stock bearings are shipped within 48 hours. Shipping methods include express courier (3-5 days), air freight (5-7 days), and sea freight (20-30 days), with options tailored to your delivery timeline and budget.
Q: Can you provide customized bearing solutions?
A: Yes, we offer OEM/ODM services for special requirements, including custom packaging, laser marking, and technical document translation. Contact us with your specific customization needs for further assistance.
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.
