61702 ZZ 6702 ZZ Deep Groove Ball Bearings15mm X 21mm X 4mm Thin Section Robot Bearings

The 6702 ZZ deep groove ball bearing, with dimensions of 15 mm inner diameter × 21mm outer diameter × 4mm width, is renowned for its compact size, high-speed capability, and low noise characteristics.

6702 ZZ Ball Bearings 15X21X4mm Specifications & Dimensions

The 6702 ZZ is a thin-section deep groove ball bearing (dimensions 15×21×4mm) that finds applications across various industries, thanks to its high precision, low noise, and thin-wall structure. Here are its core application areas and typical scenarios:

1. Personal Care and Home Appliances

Hair Styling Tools: Used in high-speed rotating components of curling irons, straighteners, bladeless hair dryers, etc.

Beauty Devices: Precision components requiring silent operation and high speed, such as facial cleansing devices and massage wands.

Home Appliances: Applications include washing machines, air conditioner cooling fans, vacuum cleaner motors, etc.

2. Smart Devices and Automation

Smart Home: Transmission systems in smart locks, robotic vacuum cleaners, window cleaning robots, etc.

Industrial Robots: Precision motion parts like robotic arm joints and automated production line components.

Gimbals and Cameras: High-precision positioning systems and pan-tilt mechanisms in security surveillance equipment.

3. Industrial Manufacturing and Machinery

Power Tools: Power transmission in high-load scenarios such as polishers, impact drills, rock drills, etc.

Textile and CNC Equipment: Main shafts of textile machinery, guiding systems in CNC machines.

Fluid Machinery: Bearings for sealing requirements in water pumps, spray pumps, air compressors, etc.

4. Transportation and Model Equipment

Automotive Motors: Low-noise, high-reliability applications like windshield wiper motors, seat adjustment motors, etc.

Model Aircraft and Drones: Lightweight designs for micro motors and propeller transmission systems in model airplanes and drones.

5. Special Application Scenarios

Medical Devices: Equipment needing corrosion resistance and high cleanliness, such as dental drills and micro-infusion pumps.