Product Specifications
| Parameter |
Details |
| Model NO. |
5305 |
| Rows Number |
Double |
| Material |
Bearing Steel |
| Lubrication |
Grease or Oil |
| Seal Type |
Open |
| Specification |
25×62×25 mm |
| Trademark |
NTN |
| Origin |
Japan |
| HS Code |
8482102000 |
Application Industries
| Industry |
Typical Equipment |
| Industrial Machinery |
CNC Machine Tools, Gearboxes, Reducers |
| Automotive Manufacturing |
Transmission Systems, Electric Motors |
| Agricultural Machinery |
Tractor Drivetrains, Harvester Components |
| Construction |
Excavator Hydraulic Systems, Conveyor Rollers |
Minimize Downtime with Genuine Double Row Angular Contact Ball Bearings
Industrial machinery operators know the cost of unexpected bearing failure—hours of production loss, expensive repairs, and disrupted schedules. Sourcing reliable bearings often means choosing between questionable suppliers with long lead times or overpriced local distributors. When your equipment depends on precise rotation under heavy loads, compromising on bearing quality isn’t an option.
NTN 5305 Double Row Angular Contact Ball Bearing: Performance You Can Trust
Our NTN 5305 Double Row Angular Contact Ball Bearing delivers the durability and precision needed for industrial machinery. As a professional bearing supplier with over 15 years of export experience, we ensure every unit meets strict quality standards. This bearing’s double row design handles radial and axial loads simultaneously, making it ideal for high-torque applications like gearboxes and machine tool spindles. With a 25×62×25 mm specification and open seal type, it balances performance with easy maintenance.
Engineered for Heavy-Duty Industrial Applications
Double row angular contact ball bearings excel in environments where both radial and thrust loads are present. The NTN 5305 model, constructed from high-grade bearing steel, withstands the rigors of continuous operation in temperatures ranging from -30°C to 120°C. Its robust design ensures stable performance in agricultural machinery, construction equipment, and industrial gearboxes, where shock loads and variable speeds are common. Choosing the right bearing here directly impacts equipment uptime and maintenance costs.
Key Technical Features That Matter
The 5305 bearing’s dimensions (25mm bore, 62mm outer diameter, 25mm width) provide optimal load distribution for medium-sized industrial components. Its double row configuration increases rigidity compared to single row designs, reducing deflection under heavy loads. The open seal type allows for flexible lubrication with grease or oil, adapting to specific application requirements. NTN’s precision manufacturing ensures consistent performance, with tight tolerances that minimize vibration and extend equipment life.
Why Genuine NTN Bearings Reduce Total Cost of Ownership
Counterfeit bearings may offer lower upfront prices, but they often fail prematurely due to substandard materials and poor manufacturing. A single bearing failure can cost thousands in downtime and repairs. Genuine NTN bearings, like the 5305 model, undergo rigorous testing to meet ISO industrial standards, ensuring reliable performance and longer service life. Our strict quality control processes—including incoming material inspection and full-process supervision—guarantee that every bearing meets the same high standards, reducing the risk of unexpected failures.
Your Reliable Partner for Industrial Bearings
With ISO 9001:2015 and ISO 14001 certifications, we maintain a quality management system that spans from raw material selection to final shipment. Our professional technical team provides free guidance on bearing selection, installation, and maintenance, helping you avoid costly mistakes. We support flexible order policies, including 1 piece MOQ for standard bearings and sample orders with 3-5 working day delivery. For distributors and wholesalers, we offer free samples (freight borne by customer) to verify quality before bulk orders.
Packaging & Shipping
- Standard packaging or customized packaging available to protect bearings during transit
- Sample orders shipped within 3-5 working days; bulk orders within 5-15 working days
- Multiple logistics options including DHL, FedEx, UPS, air freight, and sea freight
- Real-time tracking provided for all shipments
- 1 piece MOQ supported for emergency repairs and small-scale requirements
Get Your NTN 5305 Bearing Shipped Today
Don’t let equipment downtime eat into your profits. Whether you need a single bearing for emergency repair or bulk orders for production, we have you covered. Send us your bearing model, application details, and quantity, and our team will provide a quote within 24 hours. With our efficient delivery and reliable quality, you can get your machinery back to work quickly.
Frequently Asked Questions
Q: Are these genuine NTN bearings?
A: Yes, we supply genuine original NTN bearings sourced directly from authorized channels, with full traceability documentation available upon request.
Q: How do I confirm if the 5305 bearing fits my equipment?
A: Provide your equipment model or technical drawings, and our professional R&D team will verify compatibility and offer free selection guidance.
Q: What is the warranty policy?
A: All NTN bearings come with a 12-month warranty from the date of receipt, covering manufacturing defects with free replacement or refund options.
Q: What is the minimum order quantity?
A: Standard bearings like the 5305 have a 1 piece MOQ, supporting both small repairs and large-scale production needs.
Q: How quickly can you ship?
A: Sample orders ship within 3-5 working days; bulk orders typically deliver within 5-15 working days depending on quantity.
Q: How can I verify the authenticity of the bearing?
A: Genuine NTN bearings feature laser-etched markings, standard packaging with holographic labels, and serial numbers verifiable through NTN’s official channels.
Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.
