687 Bearing Series
Deep groove ball bearing — multiple seal variants available
Dimensions by Execution
Diagram shows the 2RS execution.
Bore (d)
7 mm
Outer Diameter (D)
14 mm
Width (B)
3.5–5 mm
Width differs by execution: B = 3.5–5 mm. Open executions are narrower than shielded or sealed ones — check the matching row in the variant table below before ordering.
Dimension series follows ISO 15 / DIN 625. Values are taken from the factory's parameter table.
Available Variants
| Model | Seal Type | d×D×B | Grease Speed | Oil Speed | Action |
|---|---|---|---|---|---|
| 6872RS | 2RS | 7×14×5 | — | — | View Details → |
| 687ZZ | ZZ | 7×14×5 | 40,000 rpm | — | View Details → |
| 687RS | RS | 7×14×5 | — | 45,000 rpm | View Details → |
| 687RZ | RZ | 7×14×5 | 40,000 rpm | 45,000 rpm | View Details → |
| 6872RZ | 2RZ | 7×14×5 | 40,000 rpm | — | View Details → |
| 687open | Open | 7×14×3.5 | 40,000 rpm | 45,000 rpm | View Details → |
| 687Z | Z | 7×14×5 | 40,000 rpm | 45,000 rpm | View Details → |
Related specifications notes
Typical Applications
- Electric motors and generators
- Water pumps and fluid handling systems
- Agricultural machinery
- Home appliances
- General industrial applications
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