Bearings
AV & JV Nilos Rings
Quick Code: BB-285776
6403-AV Nilos Ring
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Product Specification
Reference
6403AV
Brand
Nilos
Quick Order Code
BB-285776
Product Description
The 6403-AV Nilos Ring is an externally sealing, all-metal bearing protection seal designed to safeguard ball and roller bearings against contamination in demanding industrial environments. This robust seal effectively prevents dirt, debris, and tough abrasive particles from entering grease-lubricated anti-friction bearings, helping to maintain equipment performance and extend bearing life.
Key Benefits:
- Superior contamination protection with all-metal construction
- Externally sealing configuration (AV style) for optimal performance in specific bearing mounting applications
- Engineered for harsh industrial environments
- Extends bearing and equipment life
- Prevents costly equipment downtime and malfunction
Design Features:
- All-metal construction for superior durability and reliability
- Externally sealing design (AV style) to accommodate specific bearing configurations
- Ideal for high-contamination risk environments
- Protects against dirt, debris, and abrasive particle infiltration
Ideal Applications:
The 6403-AV Nilos Ring is widely used across multiple industries where bearing protection is critical:
- Mining operations
- Paper manufacturing
- Agriculture and farm equipment
- Construction machinery
- Automotive applications
Note: Nilos rings are available in two standard sealing styles—AV (externally sealing) and JV (internally sealing)—to accommodate different bearing configurations and mounting requirements.

