Bearings
Ball Bearings
Miniature Bearings
Quick Code: BB-136330
W634-2Z SKF Shielded Stainless Steel Miniature Ball Bearing 4mm x 16mm x 5mm
Help Articles
Buy Now
Product Specification
Brand
SKF
Inside Dia
4mm
Outside Dia
16mm
Sealing
Shielded
Width
5mm
Reference
W634-2Z-SKF, W634-2Z-SKF
Quick Order Code
BB-136330
Product Description
The W634-2Z SKF Shielded Stainless Steel Miniature Ball Bearing is a precision-engineered component designed for high-performance applications requiring compact, protected rotational movement.
Key Features:
- Precise 4mm x 16mm x 5mm dimensions
- Durable stainless steel construction
- Metal shields for superior protection
- Pre-charged with high-quality lubricating grease
- Deep groove radial ball bearing design
- Single row configuration
- Prevents dust and minor contaminant entry
- Helps contain internal lubrication
Typical Applications:
- Power tools and electric motors
- Skateboard and roller blade wheel mechanisms
- Remote-controlled hobby vehicles (cars, boats, planes)
- Small precision machinery
- DIY robotics and model engineering projects
- Compact electronic equipment
- Automotive components
Technical Advantages:
- Versatile and robust design
- Relatively easy to maintain
- Excellent protection against external contaminants
- Smooth and consistent rotational performance
- Optimal lubrication retention
An ideal solution for precision mechanical systems requiring a compact, well-protected ball bearing with reliable performance. The SKF W634-2Z offers superior protection and consistent functionality across a wide range of demanding applications.

