6004-2RSJEM
6000, 6200 & 6300 Series Metric Standard Ball Bearings
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Basic Information
Main Dimensions
Performance
Materials
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6004-2RSJEM Bearing Product Overview & Core Advantages
The 6004-2RSJEM is a sealed deep groove ball bearing designed for reliable performance in demanding applications. As a metric single row bearing, it excels at handling primarily radial loads while also accommodating moderate axial loads in both directions. Its compact design, featuring a 20mm bore, 42mm outside diameter, and 12mm width, makes it ideal for space-constrained assemblies. Manufactured to ABEC 1 | ISO P0 tolerance standards, this bearing offers consistent precision and is pre-lubricated and sealed for maintenance-free operation, ensuring long service life and high reliability.
6004-2RSJEM Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 6004 | Standard bearing series designation indicating dimensions: 20mm bore, 42mm OD, 12mm width. |
| 2RS | Bearing is fitted with contact seals on both sides. This provides superior protection against contamination and retains lubricant effectively. |
| JEM | Suffix indicating the bearing is pre-lubricated with a high-quality grease, making it ready for immediate use without additional lubrication. |
6004-2RSJEM Bearing Structural Features & Performance Benefits
- Robust Construction & High Load Capacity: Manufactured entirely from chrome steel (rings, balls, and cage), this bearing delivers high strength and durability. It features a radial dynamic load rating of 2113 lbf and a static load rating of 1135 lbf, ensuring reliable performance under significant stress.
- Effective Sealing for Contaminant Exclusion: The double-sided contact seals (2RS) provide an excellent barrier against dust, moisture, and other contaminants, significantly extending bearing life in harsh environments.
- Optimized for Maintenance-Free Operation: The combination of effective sealing and factory-applied grease (JEM) eliminates the need for re-lubrication, reducing maintenance costs and downtime.
- Precision & Consistency: Built to ABEC 1 precision class with a standard CN radial internal clearance, this bearing ensures smooth, low-vibration, and consistent operation.
6004-2RSJEM Bearing Typical Application Areas
- Electric Motors and small gearboxes
- Industrial Fans and blowers
- Conveyor system idler rollers
- Agricultural machinery
- Automotive components (e.g., alternators, water pumps)
- General machinery requiring reliable, sealed bearing units