The FAG 6084 is a extra-large size deep groove ball bearings with ISO dimensions 420×620×90 mm. Bearings in the 420mm bore range are commonly used in HV motors, turbines, generators, boiler cooling fans (over 200kW range). This is an open type, requires periodic lubrication, suitable for clean environments variant. FAG/Schaeffler Germany — German precision engineering, especially strong in large and heavy-load bearings — 6 equivalent brands available under ISO designation 6084.
FAG 6084
Deep Groove Ball Bearings — 420×620×90 mm — ISO 6084
Technical Specifications
Full specifications for FAG 6084 per OEM catalog.
* Tolerances per ISO. Specifications per OEM catalog.
Cross-Reference — Equivalent Codes
Same ISO 6084 — interchangeable dimensions.
| Brand | Part Number |
|---|---|
| FAG | 6084 |
| nsk | 6084 |
| ntn | 6084 |
| skf | 6084 |
| zvl | 6084 |
| koyo | 6084 |
| nachi | 6084 |
| timken | 6084 |
* C/C₀ may vary ±5% across manufacturers.
Compare 6084 Across Brands
Same interchangeable dimensions — different load ratings and pricing.
| Brand | SKU | d×D×B | C (kN) | C₀ (kN) | |
|---|---|---|---|---|---|
| FAG | 6084 | 420×620×90 | 489.6 | 632.4 | Current |
| NACHI | 6084 | 420×620×90 | 475.2 | — | View |
| Timken | 6084 | 420×620×90 | 484.8 | — | View |
| FAG | 6084-2RSR | 420×620×90 | 489.6 | — | View |
| FAG | 6084-2Z | 420×620×90 | 489.6 | — | View |
| Koyo | 6084 | 420×620×90 | 470.4 | — | View |
| Koyo | 60842RS | 420×620×90 | 470.4 | — | View |
| Koyo | 6084ZZ | 420×620×90 | 470.4 | — | View |
| NACHI | 60842NSLE | 420×620×90 | 475.2 | — | View |
FAQ — FAG 6084
Quick answers to common questions.
Common Applications
Deep Groove Ball Bearings with 420mm bore diameter are commonly used in HV motors, turbines, generators, boiler cooling fans (over 200kW range).
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