F63803
F Series Flanged Bearings
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Basic Information
Main Dimensions
Inner Ring Dimensions
Outer Ring Dimensions
Ball & Washer Dimensions
Performance
Materials
Environment & Compliance
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F63803 Bearing Product Overview & Core Advantages
The F63803 is a metric flanged ball bearing designed for compact applications requiring precise radial load support and space-efficient mounting. As a single row bearing with an open design, it offers excellent versatility for various mechanical systems. Its key advantages include a high limiting speed of 24,000 rpm, ABEC-1 precision tolerance for reliable operation, and a flanged outer ring that simplifies axial positioning and enhances mounting stability in housings. Constructed from chrome steel rings and balls with a stainless steel cage, it delivers consistent performance across a temperature range of -30° to 110°C.
F63803 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| F6 | Flanged bearing series designation |
| 38 | Bore diameter code (17 mm) |
| 03 | Outside diameter and width series code |
| Open | No seals or shields, allowing for custom lubrication schemes |
F63803 Bearing Structural Features & Performance Benefits
Flanged Design: The integrated flange (28 mm OD, 1.5 mm thickness) provides secure axial location, reducing assembly complexity and improving housing stability in compact bearing arrangements.
High-Speed Capability: With a limiting speed of 24,000 rpm and a stainless steel cage, the bearing maintains stability and reduces friction at high rotational velocities.
Precision Engineering: Manufactured to ABEC-1 tolerance standards with a C0 radial clearance (0.002-0.013 mm), ensuring smooth operation and minimal vibration in precision applications.
Robust Load Capacity: The single row construction with 16 balls (2.381 mm diameter) provides a dynamic load rating of 501 lbf and static load rating of 328 lbf for reliable radial load support.
F63803 Bearing Typical Application Areas
- Small electric motors and miniature gearboxes
- Precision instruments and optical devices
- Office automation equipment and robotic joints
- Medical devices and laboratory equipment
- Consumer electronics requiring compact bearing solutions
