61806-2RZ Deep Groove Ball Bearing (30x42x7mm)
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: 61806
Related designations: SKF 61806-2RZ · NSK 6806VV · NTN 6806LLB
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 61806-2RZ | 4.49 kN | 2.9 kN | 0.146 kN |
| NSK 6806VV | 5.2 kN | 3.65 kN | — |
| NTN 6806LLB | 5.2 kN | 3.65 kN | 0.244 kN |
Speed Ratings
Speed limits depend on sealing and lubrication, and definitions differ by manufacturer. The figures below are for this sealed version (61806-2RZ). Non-contact seals and shields run close to the open bearing. Always confirm the exact variant in the manufacturer's table.
| Brand | Grease sealed (2RZ) | Oil sealed (2RZ) | Reference | Limiting |
|---|---|---|---|---|
| SKF 61806-2RZ | — | — | — | — |
| NSK 6806VV | — | — | — | — |
| NTN 6806LLB | — | — | — | — |
SKF, NSK and NTN do not publish a limiting speed for this sealed variant.
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 →