Description
Product Specifications
| Parameter | Details |
|---|---|
| Model NO. | 7220 |
| Rows Number | Single |
| Material | Bearing Steel |
| Lubrication | Grease or Oil |
| Seal Type | Open |
| Specification | 100×180×34 mm |
| Trademark | NTN |
| Origin | Japan |
| HS Code | 8482300000 |
| Sample | Available |
| Transport Package | Standard Packaging or Customized |
Application Industries
| Industry | Typical Equipment |
|---|---|
| Automotive | Electric Motors, Engine Auxiliary Systems, Power Transmission Units |
| Industrial Machinery | Motor Spindles, Gearboxes, Pumps, Compressors |
Stop Motor Downtime with Genuine NTN 7220 Angular Contact Ball Bearing
Automotive motor manufacturers know the frustration: counterfeit bearings failing at 30% of rated life, causing unplanned shutdowns and production line losses. Multi-tier distributors stretch lead times by 30-50%, leaving maintenance teams waiting while machines sit idle. Even genuine bearings often lack proper traceability documentation, creating customs clearance delays and quality liability risks.
Genuine NTN 7220 Bearings: In Stock and Traceable
As an official NTN authorized distributor, we eliminate these pain points for automotive motor applications. The NTN 7220 angular contact ball bearing delivers long life performance with its precision bearing steel construction and optimized internal geometry. Our WMS real-time inventory ensures this 100×180×34mm single row bearing is ready for immediate dispatch, supporting both planned production runs and emergency maintenance needs.
Engineered for Automotive Motor Performance
This NTN 7220 bearing excels in high-speed automotive motor environments, where radial and axial loads combine under continuous operation. The open seal design allows for grease or oil lubrication flexibility, adapting to specific motor temperature and speed requirements. Whether powering electric vehicle drive motors or traditional internal combustion engine auxiliaries, its single row angular contact design provides the rigidity needed for precise rotor alignment and reduced vibration.
Technical Details That Maximize Motor Life
The 7220 bearing’s 100mm bore diameter and 180mm outer diameter balance load capacity with compact installation, critical for space-constrained motor housings. At 34mm width, it offers optimal contact angle distribution to handle combined radial-thrust loads common in motor applications. Constructed from high-grade bearing steel, it maintains dimensional stability even under thermal expansion, ensuring consistent performance across the typical -40°C to 120°C operating range of automotive motors. The precision manufacturing ensures minimal runout, directly translating to quieter operation and extended motor bearing life.
Why Genuine NTN Bearings Reduce Total Cost
Choosing genuine NTN 7220 bearings over gray market alternatives delivers measurable cost benefits. Counterfeit bearings often fail within 3,000 hours of operation, while authentic NTN units typically exceed 15,000 hours in standard motor applications. This 5x life improvement eliminates repeated replacement labor, reduces production downtime, and prevents collateral damage to motor shafts and housings. Our ISO 9001 compliant quality inspection ensures each bearing meets NTN’s exacting standards, avoiding the hidden costs of premature failure.
Your Trusted NTN Supply Partner
With over 10 years serving automotive OEMs across 50+ countries, we’ve built our reputation on four pillars: 1) Official NTN authorization with full product traceability from factory to delivery; 2) Three-level quality inspection system verifying every bearing before shipment; 3) Dedicated technical team providing application-specific选型 guidance and failure analysis; 4) Global door-to-door logistics with real-time shipment tracking. We support OEM customization and small-batch trials, making us the preferred partner for both production lines and maintenance departments.
Packaging & Shipping
- Standard NTN packaging with optional customized labeling for OEM requirements
- Sample availability for pre-production testing and qualification
- Global delivery via DHL, FedEx, or sea freight with flexible shipping terms
- Real-time inventory visibility through our WMS system
- Full export documentation including certificate of origin and material compliance
Get Your NTN 7220 Bearing Quote Today
Don’t let bearing issues disrupt your production schedule. Send us your motor specifications, required quantity, and delivery timeline, and our team will provide a formal quotation with full traceability documentation within 24 hours. Whether you need a single replacement bearing or a bulk order for production, we ensure genuine NTN quality with the reliability your operation demands.
Frequently Asked Questions
Q: Are these genuine NTN bearings?
A: Yes, we are an official NTN authorized distributor. Every bearing comes with NTN’s original packaging and full traceability documentation to ensure authenticity.
Q: How do I confirm this bearing fits my motor?
A: Provide your motor model number or operating parameters (speed, load, temperature), and our technical team will verify compatibility at no cost.
Q: What is your warranty policy?
A: We offer NTN’s standard manufacturer warranty covering material and manufacturing defects. Defective products are replaced with no restocking fees.
Q: What is the minimum order quantity?
A: We accept orders starting from 1 piece to support emergency maintenance needs, with volume pricing available for production quantities.
Q: How quickly can you ship?
A: Stock items ship within 3 business days. For custom packaging or large orders, we’ll provide a specific delivery timeline in your quotation.
Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.
