61804-2RZ
618 & 619 Series Thin Section Bearings
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Basic Information
Main Dimensions
Performance
Materials
Environment & Compliance
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61804-2RZ Bearing Product Overview & Core Advantages
The 61804-2RZ is a single row deep groove ball bearing designed for applications requiring compact design and reliable performance. This metric bearing features integrated seals (2RZ) and pre-lubrication, making it an ideal sealed bearing solution for preventing contamination and retaining lubricant. Its construction enables efficient handling of radial loads while offering operational stability within a broad temperature range. Manufactured to P6 tolerance class, it ensures high precision and is suitable for applications demanding space-saving components without compromising on performance.
61804-2RZ Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 61804 | Basic designation for a single row deep groove ball bearing with 20mm bore, 32mm OD, and 7mm width |
| 2RZ | Non-contact seals on both sides providing effective protection against contaminants while minimizing friction |
61804-2RZ Bearing Structural Features & Performance Benefits
Optimized Sealing System: The 2RZ seals offer superior contamination protection while maintaining low torque characteristics, extending bearing service life in demanding environments.
Precision Engineering: Manufactured to P6 tolerance class with CN radial clearance, ensuring consistent performance and smooth operation in precision applications.
Material Excellence: Constructed with chrome steel rings and balls combined with a stainless steel cage, providing excellent durability and corrosion resistance.
Space-Efficient Design: With compact bearing dimensions (20×32×7mm) and lightweight construction (0.018kg), ideal for applications with strict space constraints.
Reliable Performance: Capable of handling radial dynamic loads up to 906 lbf and operating at limiting speeds of 22,000 rpm, supported by effective grease lubrication.
61804-2RZ Bearing Typical Application Areas
- Small Electric Motors: Ideal for miniature motors, drone motors, and precision motor applications
- Office Automation Equipment: Printers, scanners, copiers, and other precision office machinery
- Medical Devices: Small medical instruments, dental handpieces, and laboratory equipment
- Precision Instruments: Measuring devices, optical equipment, and scientific instruments
- Automotive Components: Small pumps, actuators, and auxiliary drives in automotive systems
- Consumer Electronics: Computer cooling fans, small appliances, and portable devices
