Bearings
Ball Bearings
Miniature Bearings
Quick Code: BB-7774
684-2RS Dunlop Sealed Miniature Ball Bearing 4mm x 9mm x 4mm
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Product Specification
Brand
Dunlop
Inside Dia
4mm
Outside Dia
9mm
Sealing
Sealed
Width
4mm
Reference
684-2RS-DUN
Quick Order Code
BB-7774
Product Description
The 684-2RS Dunlop Sealed Miniature Ball Bearing is a compact and versatile precision component designed for high-performance applications requiring small, reliable rotational movement.
Product Highlights
- Compact dimensions: 4mm x 9mm x 4mm
- Robust double sealed race design
- Pre-charged with high-quality grease
- Stainless steel construction for durability
- Radial ball bearing configuration
Typical Applications
These miniature ball bearings are ideally suited for a wide range of precision equipment and hobby applications, including:
- Power tools
- Skateboards and roller blades
- Remote-controlled hobby toys
- RC cars
- RC boats
- RC planes
- Small motors and electric devices
- Model engineering
Key Benefits
- Rubber seals protect against dust and contamination
- Preserves internal lubricant
- Versatile and robust design
- Low maintenance requirements
- Smooth and reliable rotation
The 684-2RS Dunlop Sealed Miniature Ball Bearing offers an excellent balance of performance, durability, and affordability for precision mechanical applications.

