The 605 deep groove ball bearing is a compact, high-performance component designed for precision rotary applications. With standardized dimensions (5×14×5mm) and versatile material options, it serves as a fundamental solution in micro-mechanical systems.
1. Basic Characteristics
| Parameter | Specification |
|---|---|
| Type | Deep Groove Ball Bearing (Open/Shielded) |
| Inner Diameter (d) | 5 mm |
| Outer Diameter (D) | 14 mm |
| Width (B) | 5 mm |
| Dynamic Load (Cr) | 1,330 N (~135 kgf) |
| Static Load (Cor) | 505 N (~52 kgf) |
| Max Speed (Grease) | 50,000 rpm (Open) / 40,000 rpm (Shielded) |
| Weight | 3.5–3.9 g (Material-dependent) |
| Material Options | High-carbon chrome steel (GCr15), stainless steel |
2. Unique Features
Dual Versatility: Available in open (605) and shielded (605ZZ) variants, balancing contamination resistance and maintenance flexibility.
Micro-Precision: Ultra-low friction (point contact design) enables silent operation in high-speed environments.
Interchangeability: Compatible with international standards, facilitating cross-brand replacement.
Thermal Stability: Maintains performance under moderate thermal stress (up to 120°C with standard grease).
3. Application Scenarios
| Industry | Typical Equipment | Functionality |
|---|---|---|
| Electronics | PCB printers, drone motors | High-speed rotary support |
| Medical Devices | Dental drills, lab centrifuges | Precision motion with low vibration |
| Automotive | Dashboard instruments, wiper systems | Compact space optimization |
| Industrial | Polishing machines, textile spindles | Durability in continuous operation |
| Consumer Goods | Camera lenses, fishing reels | Smooth manual adjustment mechanisms |
