Product Specifications
| Parameter |
Details |
| Model NO. |
21307 |
| Feature |
Long Life, High Speed, Low Noise |
| Specification |
35x80x21mm |
| Trademark |
NTN |
| Origin |
Japan |
| HS Code |
8482300000 |
| Package Size |
5.50cm * 10.00cm * 4.50cm |
| Package Gross Weight |
0.550kg |
Application Industries
| Industry |
Typical Equipment |
| Industrial Manufacturing |
Gearboxes, Machine Tools, Conveyors |
| Automotive |
Transmission Systems, Drive Axles |
| Heavy Machinery |
Excavators, Agricultural Tractors |
| Home Appliances |
Industrial Fans, Compressors |
Minimize Downtime with Genuine High Precision NTN Spherical Roller Bearing 21307
Equipment failures caused by substandard bearings lead to costly production halts. Many buyers struggle with long lead times for specialized bearings or uncertainty about product authenticity. When your gearbox needs a reliable replacement, waiting weeks for delivery isn’t an option—you need a bearing that arrives quickly and performs as promised.
Genuine NTN Spherical Roller Bearing 21307 for Immediate Availability
Our High Precision NTN Spherical Roller Bearing 21307 solves these challenges with authentic Japanese manufacturing and fast delivery. As a professional bearing supplier with decades of export experience, we maintain stock of critical components like this 35x80x21mm spherical roller bearing, ensuring you get the parts you need without unnecessary delays. Whether for gearbox repair or scheduled maintenance, this bearing delivers the performance your equipment demands.
Engineered for High-Speed, Heavy-Duty Applications
The NTN Spherical Roller Bearing 21307 is designed to excel in demanding environments. Its high-speed capability and low noise operation make it ideal for gearboxes, where smooth rotation and reliability are essential. The bearing handles radial and axial loads efficiently, maintaining stability even under varying conditions—whether in industrial machinery, automotive transmissions, or agricultural equipment.
Key Features That Ensure Performance
This 35x80x21mm spherical roller bearing combines precision engineering with durable materials to deliver long service life. The “High Precision” designation reflects tight manufacturing tolerances, ensuring proper fit and reducing vibration in high-speed applications. Its low noise特性 enhances workplace comfort while indicating consistent internal clearances and quality construction. The long-life design minimizes replacement frequency, lowering maintenance costs over time.
Avoid Hidden Costs of Counterfeit Bearings
Choosing genuine NTN bearings over counterfeits protects your equipment and bottom line. Fake bearings often fail prematurely, causing secondary damage to gearboxes and other components. The resulting downtime, repair expenses, and lost production can far exceed the initial savings of cheaper alternatives. Our genuine NTN 21307 bearing meets strict international standards, ensuring reliable performance and reducing the risk of unexpected failures.
Why Global Buyers Choose Saifan Bearings
With ISO 9001:2015 and ISO 14001 certifications, we adhere to rigorous quality control processes from procurement to delivery. Our team includes experienced QC staff who inspect every bearing before shipment, verifying dimensions and performance. As a high-tech enterprise with a professional R&D team, we offer technical support to help you select the right bearing for your application. We serve customers in Europe, North America, Southeast Asia, and the Middle East, providing consistent supply and responsive service.
Packaging & Shipping
- Packaged in carton with pallet reinforcement for secure transport
- Sample orders shipped within 3-5 working days
- Bulk orders delivered in 5-15 working days
- Multiple logistics options including international couriers and freight
- 1 piece MOQ for standard bearings, ideal for emergency repairs
Get Your NTN 21307 Bearing Shipped Today
Don’t let equipment downtime affect your productivity. The High Precision NTN Spherical Roller Bearing 21307 is in stock and ready to ship. Whether you need a single unit for emergency repair or bulk quantities for planned maintenance, we can fulfill your order quickly and reliably.
Frequently Asked Questions
Q: Is this a genuine NTN bearing?
A: Yes, we supply genuine original NTN bearings sourced directly from authorized channels, ensuring authenticity and quality.
Q: How do I confirm if this bearing fits my gearbox?
A: Provide your equipment model or existing bearing dimensions, and our technical team will verify compatibility at no cost.
Q: What is the warranty period for this bearing?
A: We offer a 12-month warranty from the date of delivery, covering manufacturing defects with free replacement or refund.
Q: What is the minimum order quantity?
A: Standard bearings like the 21307 have a 1 piece MOQ, supporting both small and large orders.
Q: How long will it take to receive my order?
A: Sample orders ship in 3-5 working days, with bulk orders delivered within 5-15 working days via your chosen logistics method.
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