693ZZ Double ZZ Metal Shield Miniature Deep Groove Ball Bearing 3×10×4mm Ultra High Speed Light Load Bearing For Micro Motors, Mini Fans And Precision Electronic Devices
The 693ZZ ultra-small miniature deep groove ball bearing is equipped with double-sided ZZ metal dust shields, designed for ultra-high-speed micro precision equipment under dry dust environment.
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| Model | 693ZZ |
|---|---|
| ID | 3mm |
| OD | 10mm |
| Width | 4mm |
| Structure | Single row miniature bearing, double ZZ metal shields, plastic retainer |
| Material | GCr15 bearing steel |
| Dynamic Load | 0.71kN |
| Static Load | 0.27kN |
| Limiting Speed | 65000 r/min |
| Weight | 0.0018kg |
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- Double thin metal ZZ shields block fine dry dust without increasing friction
- Ultra-small size saves installation space for tiny precision products
- Super finished raceway supports ultra-high speed with low noise
- Light load design matches micro motor and miniature rotary parts
- Complete heat treatment ensures high hardness and wear resistance
- Support OEM laser marking, special high-speed grease, neutral export packaging
- Micro cooling fans and tiny drive motors
- Precision medical instrument rotating components
- Electronic toys and small digital equipment
- Office automation miniature transmission parts
- Laboratory small precision testing machinery
- 25 years professional miniature bearing manufacturer
- Complete stock of 69 series micro bearings
- Strict dimensional, dust shielding and high-speed noise testing
- 24-hour technical support
- Stable bulk supply for distributors
- Raw material hardness inspection
- Ultra-precision grinding and heat treatment control
- Assembly clearance calibration test
- High-speed rotation temperature rise test
- Anti-rust treatment & export packaging inspection
Get a Quote Now
Need high-speed miniature ZZ shield bearings?
Send your inquiry to get fast quotation and competitive factory wholesale price.
Q1: Can you supply open type 693 without shields?
Yes, open, ZZ metal shield and rubber sealed versions are available.
Q2: Delivery time?
Stock goods: 3–7 days; customized orders: 7–15 days.
Q3: OEM custom marking acceptable?
We provide laser logo printing and customized grease service.
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Have questions about our products or want to discuss a custom order? Our team is ready to help you.