6324-2RS Deep Groove Ball Bearing (120x260x55mm)
How to read this designation →
Bearing dimensions and basic technical information.
Schematic only — for the actual construction, refer to each manufacturer's information.
Base model: 6324
Related designations: SKF 6324-2RS1 · NSK 6324DDU · NTN 6324LLU
Suffix Information
Manufacturer Ratings
Load-rating symbols are printed as each manufacturer writes them in its own catalogue, so the same quantity can carry a different symbol from brand to brand.
| Brand | Dynamic Load Rating | Static Load Rating | Fatigue Load Limit |
|---|---|---|---|
| SKF 6324-2RS1 | 208 kN | 186 kN | 5.7 kN |
| NSK 6324DDU | 227 kN | 185 kN | — |
| NTN 6324LLU | 229 kN | 185 kN | 10.5 kN |
Speed Ratings
Speed limits depend on sealing and lubrication, and definitions differ by manufacturer. The figures below are for this sealed version (6324-2RS). Contact seals are greased for life and run slower than the open bearing. Always confirm the exact variant in the manufacturer's table.
| Brand | Grease sealed (2RS) | Oil sealed (2RS) | Reference | Limiting |
|---|---|---|---|---|
| SKF 6324-2RS1 | — | — | — | 1,700 r/min |
| NSK 6324DDU | 1,800 r/min | — | — | — |
| NTN 6324LLU | 1,700 r/min | — | — | — |
References
- SKF — SKF Group, Rolling Bearings, PUB BU/P1 17000/1 EN, Oct. 2018.
- NSK — NSK Ltd., Rolling Bearings for Industrial Machinery, CAT. No. E1103, Tokyo, Japan, Jan. 2025.
- NTN — NTN Corporation, Ball and Roller Bearings, CAT. No. 2203-3E, Osaka, Japan, Sep. 2000.
Related Guides
Disclaimer: Data on this page is compiled from publicly available online sources for reference only, and not every model appears in a manufacturer's published catalog. Values may differ between sources and editions — always verify against the manufacturer's current documentation before design or purchase.Full disclaimer →