Bearings
Ball Bearings
Miniature Bearings
Quick Code: BB-7775
684-2RS Dunlop Sealed Miniature Ball Bearing (Pack of 10) 4mm x 9mm x 4mm
Help Articles
Buy Now
Product Specification
Brand
Dunlop
Inside Dia
4mm
Outside Dia
9mm
Pack of
10
Sealing
Sealed
Width
4mm
Reference
684-2RS-10PACK
Quick Order Code
BB-7775
Product Description
These 684-2RS Dunlop Sealed Miniature Ball Bearings offer reliable performance for precision mechanical applications. Designed with robust rubber seals, these ball bearings provide superior protection against dust, debris, and contaminants while effectively preserving internal lubrication.
Key Features:
- Compact 4mm x 9mm x 4mm dimensions
- Radial ball bearing design
- Double sealed race for enhanced protection
- Pre-charged with high-quality grease
- Supplied in a convenient pack of 10 bearings
Common Applications:
- Power tools and electric motors
- Remote-controlled hobby vehicles (cars, boats, planes)
- Skateboards and roller blades
- Small mechanical equipment
- Precision machinery components
These versatile, robust bearings are relatively easy to maintain and provide smooth, consistent performance across a wide range of mechanical applications. The sealed design ensures long-lasting lubrication and protects against external contaminants, making them ideal for environments with potential dust or debris exposure.
Technical Specifications:
- Brand: Dunlop
- Inside Diameter: 4mm
- Outside Diameter: 9mm
- Width: 4mm
- Sealing Type: Sealed (2RS)
- Quantity per Pack: 10
- Reference Number: 684-2RS-NEU-10

