Description
Product Specifications
| Parameter | Details |
|---|---|
| Model Number | NN3012KTN/SPW33 |
| Bearing Type | Double Row Cylindrical Roller Bearing |
| Inner Diameter (d) | 60 mm |
| Structure | Cylindrical |
| Seals Type | Open |
| Trademark | SKF |
| Origin | China |
| Single Gross Weight | 0.100 kg |
| Selling Units | Single Item |
Application Suitability
| Industry | Typical Applications |
|---|---|
| Industrial Machinery | High-precision rotating equipment, machine tool spindles, precision gearboxes |
| Steel Mills | Rolling mill stands, processing line conveyors |
| Automotive Industry | Transmission systems, precision drive components |
| Wind Power Generation | Generator sets, pitch control mechanisms |
Need Reliable SKF NN3012 KTN/SPW33 Bearings for High-Precision Machinery?
Finding the right high-precision cylindrical roller bearing can be challenging—especially when equipment downtime from mismatched dimensions or poor quality costs production time. Many buyers struggle with unclear specifications or unreliable suppliers who can’t verify product authenticity, leading to premature failures in critical machinery.
Engineered for Consistent High-Precision Performance
The SKF NN3012 KTN/SPW33 double row cylindrical roller bearing addresses these challenges with its precision manufacturing and direct supply chain. As a specialized bearing supplier with ISO 9001 certified processes, we ensure each unit meets original factory standards, eliminating middlemen and guaranteeing traceability. This bearing is ideal for applications requiring high radial load capacity and precise rotational accuracy, such as machine tool spindles and precision gearboxes where even minor deviations can impact performance.
Optimal Performance in Demanding Industrial Environments
Designed for high-precision industrial machinery, this double row cylindrical roller bearing excels in conditions with heavy radial loads and moderate speeds. Its open structure allows for lubrication customization, making it suitable for clean operating environments like automotive transmission systems or steel mill processing lines. The NN3012 KTN/SPW33’s double row design provides superior load distribution, reducing stress on individual components and extending service life in continuous-operation equipment.
Key Engineering Features for Reliable Operation
The NN3012 KTN/SPW33’s cylindrical roller structure ensures efficient load transfer with minimal friction, critical for maintaining precision in high-speed applications. Its 60 mm inner diameter and open design allow for easy integration into existing assemblies, while the double row configuration enhances rigidity—essential for machine tools where vibration control is paramount. The bearing’s surface finish and dimensional accuracy meet SKF’s strict standards, ensuring interchangeability with original equipment specifications and reducing installation time.
Why Precision Bearings Lower Total Cost of Ownership
Choosing the correct high-precision roller bearing directly impacts operational costs. Inferior bearings with poor dimensional control can cause excessive vibration, leading to premature wear of adjacent components and unplanned downtime. The SKF NN3012 KTN/SPW33’s consistent quality reduces maintenance frequency and extends equipment life, lowering long-term costs despite a higher initial investment. By adhering to ISO 281 load rating standards, this bearing provides predictable performance, allowing for accurate maintenance scheduling and minimizing production disruptions.
Quality Assurance You Can Trust
Our supply chain follows rigorous quality management protocols, including raw material inspection and finished product testing for dimensions, hardness, and surface integrity. Each bearing comes with complete traceability documentation, and we offer a warranty against manufacturing defects. With access to a comprehensive inventory of SKF products and other major brands, we can fulfill both standard and hard-to-find bearing requirements, ensuring you get the right part when you need it.
Packaging & Shipping
- Standard packaging: 12.00cm × 12.00cm × 12.00cm carton
- Package gross weight: 0.150kg per unit
- Same-day shipping for in-stock items
- Flexible delivery options: express, air, or sea freight
- Low minimum order quantity supported
Get a Quote for SKF NN3012 KTN/SPW33 Bearings
Whether you need a single unit or bulk quantities, provide your required specifications—including model number, quantity, and delivery location—and our team will prepare a competitive quote. With our extensive inventory and global delivery network, we can fulfill most orders within 7-15 days, ensuring minimal disruption to your operations.
Frequently Asked Questions
Q: Do you supply bearings from other brands besides SKF?
A: Yes, we provide bearings from all major international brands including NSK, NTN, Koyo, NACHI, IKO, FAG, Timken, as well as domestic Chinese brands. We can source specific models as per your requirements.
Q: How can I confirm if this bearing fits my equipment?
A: Provide your equipment model or existing bearing dimensions (inner diameter × outer diameter × width), and our technical team will verify compatibility with the NN3012 KTN/SPW33 specifications.
Q: What is your warranty policy for bearings?
A: We offer a warranty against manufacturing defects. The warranty period and terms are specified in each sales contract, and defective products can be replaced or refunded after inspection.
Q: What is the minimum order quantity for this bearing?
A: We support low minimum order quantities, including single-item purchases, to accommodate both small maintenance needs and large production requirements.
Q: How long does shipping take to international destinations?
A: In-stock items are shipped the same day. Delivery typically takes 7-15 days to most countries and regions via our global logistics network.
Q: Do you offer OEM/ODM customization for bearings?
A: Yes, we provide customized bearing solutions based on customer drawings or specifications, including material selection, dimensions, and special surface treatments.
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.
