The NACHI 60842NSLE 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 double sealed (2RS), maintenance-free lubrication, ideal for harsh environments variant. NACHI Japan — bearings and cutting tools, strong in machine tool applications — 6 equivalent brands available under ISO designation 6084.
NACHI 60842NSLE
Deep Groove Ball Bearings — 420×620×90 mm — ISO 6084
Technical Specifications
Full specifications for NACHI 60842NSLE per OEM catalog.
* Tolerances per ISO. Specifications per OEM catalog.
Cross-Reference — Equivalent Codes
Same ISO 6084 — interchangeable dimensions.
| Brand | Part Number |
|---|---|
| NACHI | 60842NSLE |
| fag | 6084-2RSR |
| nsk | 6084DDU |
| ntn | 6084LLU |
| skf | 6084-2RS1 |
| zvl | 6084-2RSR |
| koyo | 60842RS |
| timken | 6084-2RS |
* 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) | |
|---|---|---|---|---|---|
| NACHI | 60842NSLE | 420×620×90 | 475.2 | 613.8 | Current |
| NACHI | 6084 | 420×620×90 | 475.2 | — | View |
| Timken | 6084 | 420×620×90 | 484.8 | — | View |
| FAG | 6084 | 420×620×90 | 489.6 | — | 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 |
FAQ — NACHI 60842NSLE
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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