Product Specifications
| Parameter |
Details |
| Model NO. |
7003C |
| Rows Number |
Single |
| Material |
Bearing Steel |
| Lubrication |
Grease or Oil |
| Seal Type |
Open |
| Specification |
17x35x10mm |
| Trademark |
NSK |
| Origin |
Japan |
| HS Code |
8482102000 |
Application Industries
| Industry |
Typical Equipment |
| Manufacturing |
CNC Machine Tools, Spindles, Precision Lathes |
| Industrial Machinery |
Grinding Machines, Milling Equipment, Drilling Machines |
Reduce Downtime with Genuine NSK 7003C Angular Contact Ball Bearing for Machine Tools
Machine tool operators know the frustration of unexpected spindle failures—costing hours of production and emergency repair fees. Many face challenges with unreliable suppliers offering counterfeit bearings that fail prematurely or struggle to source small quantities for urgent maintenance. When precision matters, choosing the right bearing isn’t just about specs—it’s about avoiding costly mistakes.
Genuine NSK 7003C Bearings: In Stock and Ready for Machine Tool Applications
Our High Precision NSK 7003C Angular Contact Ball Bearing solves these pain points with authentic Japanese-manufactured quality. As a trusted supplier with decades of export experience, we maintain stock of genuine NSK bearings, supporting orders from 1 piece—perfect for emergency repairs or scheduled maintenance. The 17x35x10mm specification ensures compatibility with common machine tool spindles, delivering the precision and durability your equipment demands.
Optimized Performance for High-Speed Machine Tool Spindles
The NSK 7003C Angular Contact Ball Bearing is engineered for high-speed rotation and axial load handling—critical for machine tool spindles operating at variable speeds. Its single-row design and open seal type minimize friction, making it ideal for applications requiring precision machining and consistent performance under continuous use. Whether in grinding, milling, or drilling operations, this bearing maintains stability even under the rigors of industrial production.
Key Technical Features That Drive Machine Tool Efficiency
Crafted from high-grade bearing steel, the 7003C offers exceptional durability and resistance to wear, ensuring long service life in demanding environments. Its 17mm bore diameter, 35mm outer diameter, and 10mm width provide a compact footprint, fitting seamlessly into tight spindle assemblies. The bearing supports both grease and oil lubrication, allowing customization based on operating speed and temperature requirements. As part of NSK’s precision lineup, it meets rigorous international standards for dimensional accuracy and performance consistency.
Avoid Hidden Costs: Why Authenticity Matters for Machine Tool Bearings
Counterfeit angular contact ball bearings may offer lower upfront prices, but they often lead to increased total costs. Inferior materials and poor manufacturing tolerances cause premature failure, resulting in unplanned downtime, damaged spindles, and lost production. Genuine NSK bearings, like the 7003C, undergo strict quality control—from raw material inspection to performance testing—ensuring they meet ISO, ABMA, and DIN standards. Investing in authentic bearings reduces maintenance frequency and extends equipment lifespan, delivering better long-term value.
Why Machine Tool Manufacturers Trust Our Bearing Supply
With ISO 9001:2015 and ISO 14001 certifications, we adhere to global quality and environmental standards. Our in-house laboratory conducts comprehensive testing, including dimensional checks and performance validation, ensuring every bearing meets specifications. We offer a 12-month warranty on all genuine NSK products, with free replacement for qualified defects. Our technical team provides free guidance on bearing selection and installation, helping you optimize spindle performance. With flexible order policies and efficient delivery (3-5 days for samples, 5-15 days for bulk), we ensure you get the bearings you need when you need them.
Packaging & Shipping
- Standard NSK packaging with brand authentication labels
- Sample orders shipped within 3-5 working days
- Bulk orders delivered in 5-15 working days
- Multiple logistics options: DHL, FedEx, UPS, air, or sea freight
- 1 piece MOQ for standard bearings, supporting emergency repairs
Secure Your Machine Tool Performance Today
Don’t let bearing issues disrupt your production schedule. Whether you need a single NSK 7003C for urgent repair or bulk quantities for planned maintenance, we deliver genuine, high-precision bearings you can rely on. Send us your requirements, and our team will provide a tailored quote within 24 hours.
Frequently Asked Questions
Q: Are these genuine NSK bearings?
A: Yes, we are an authorized supplier of genuine NSK bearings, with full traceability to the original manufacturing process.
Q: How do I confirm if the 7003C fits my machine tool?
A: Provide your machine model or spindle specifications, and our technical team will verify compatibility at no cost.
Q: What is the warranty period for this bearing?
A: All genuine NSK bearings come with a 12-month warranty from the date of delivery, covering manufacturing defects.
Q: What is the minimum order quantity?
A: We accept orders for 1 piece, ideal for emergency repairs or small-batch requirements.
Q: How long does shipping take?
A: Sample orders ship within 3-5 working days; bulk orders take 5-15 working days depending on quantity.
Q: How can I verify the authenticity of the bearing?
A: Authentic NSK bearings include original packaging with holographic labels and serial numbers, which can be verified through NSK’s official channels.
Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.
