The 6408 is a deep groove ball bearing with bore 40mm, outer diameter 110mm, and width 27mm rated for dynamic load 63.6 kN.
| Bearing type | Deep Groove Ball Bearings |
| Series | 6400 Series |
| Seal type | Confirm per inquiry |
| Material | Confirmed per inquiry — grade and certificate availability reviewed before quotation |
| Bore type | Confirmed per drawing |
| Dimension unit | millimeter (mm) |
What each part of 6408 means.
| 6 | 6 = Deep Groove Ball Bearing |
| 4 | 4 = dimension-series code |
| 08 | 08 = bore code; nominal bore d = 40 mm |
Catalog variants open a detail page. Inquiry-only configurations go directly to RFQ.
| Seal Type | Model Code | Typical Use | |
|---|---|---|---|
| Double metal shields | 6408 ZZ (inquiry only) | General dust protection | Quote → |
| Double contact rubber seals | 6408 2RS (inquiry only) | Dust and moisture protection at moderate speed | Quote → |
| Double non-contact rubber seals | 6408 2RZ (inquiry only) | Lower-friction sealing at higher speed | Quote → |
| C3 radial clearance | 6408 C3 (inquiry only) | Motors and applications with higher operating temperature | Quote → |
| Bore diameter (d) | 40 |
| Outer diameter (D) | 110 |
| Width (B) | 27 |
Corner radius, shoulder dimensions, fits and tolerances are confirmed against the requested suffix and application drawing before quotation.
Drawings and 3D models are provided per inquiry. Tell us your application and we will send the appropriate file format (DXF, DWG, STEP, IGES).
Lubrication method and application speed limit are confirmed per inquiry; no oil-speed value is derived from this number.
The models below share the 40x110x27 mm boundary dimensions. Matching d/D/B alone does not prove interchangeability; verify seals, clearance, ring features, load ratings, fits, and application conditions before replacement.
No other catalog models share the same boundary dimensions.
NLHB supports both in-house manufacturing and qualified partner sourcing. We confirm the specification, supply route, inspection requirements, and available documentation before quotation.
About NLHB →Send us your quantity, application and target lead time. We confirm spec, interchange and realistic delivery — no order confirmed until you approve.
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