The F6904 ZZ is a deep groove ball bearing with bore 20mm, outer diameter 37mm, and width 9mm rated for dynamic load 6.4 kN.
| Bearing type | Deep Groove Ball Bearings |
| Series | F6904 |
| Seal type | Metal Shields |
| Material | Confirmed per inquiry — grade and certificate availability reviewed before quotation |
| Bore type | Confirmed per drawing |
| Dimension unit | millimeter (mm) |
What each part of F6904 ZZ means.
| F | F = flanged outer ring |
| 6 | 6 = Deep Groove Ball Bearing |
| 9 | 9 = dimension-series code |
| 04 | 04 = bore code; nominal bore d = 20 mm |
| ZZ | ZZ = double metal shields |
Catalog variants open a detail page. Inquiry-only configurations go directly to RFQ.
| Seal Type | Model Code | Typical Use | |
|---|---|---|---|
| Open | F6904 | High speed in clean environments | Quote → |
| Double contact rubber seals | F6904 2RS (inquiry only) | Dust and moisture protection at moderate speed | Quote → |
| Double non-contact rubber seals | F6904 2RZ (inquiry only) | Lower-friction sealing at higher speed | Quote → |
| C3 radial clearance | F6904 C3 (inquiry only) | Motors and applications with higher operating temperature | Quote → |
| Bore diameter (d) | 20 |
| Outer diameter (D) | 37 |
| Width (B) | 9 |
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 20x37x9 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.
| Model | Relationship | Series | Seal | Action |
|---|---|---|---|---|
| 6904 | Different outer-ring feature | 6700 / 6800 / 6900 Thin-Section Series | Open | Quote → |
| 6904 2RS | Different outer-ring feature | 6700 / 6800 / 6900 Thin-Section Series | Rubber Seals | Quote → |
| 6904 2RZ | Different outer-ring feature | 6700 / 6800 / 6900 Thin-Section Series | Rubber Seals | Quote → |
| 6904 ZZ | Different outer-ring feature | 6700 / 6800 / 6900 Thin-Section Series | Metal Shields | Quote → |
| F6904 | Configuration variant | Standard Flanged Bearings | Shielded | Quote → |
| F6904ZZ | Configuration variant | F6904 | Shielded | Quote → |
| H71904AC | Different outer-ring feature | H Series | Open | Quote → |
| H71904AC/HQ1 | Different outer-ring feature | H Series | Open | Quote → |
| H71904C | Different outer-ring feature | H Series | Open | Quote → |
| H71904C/HQ1 | Different outer-ring feature | H Series | Open | Quote → |
| N6904 | Different outer-ring feature | Deep Groove Bearings with Snap-Ring Groove | Open | Quote → |
| N6904 2RS | Different outer-ring feature | Deep Groove Bearings with Snap-Ring Groove | Rubber Seals | Quote → |
| N6904 2RZ | Different outer-ring feature | Deep Groove Bearings with Snap-Ring Groove | Rubber Seals | Quote → |
| N6904 ZZ | Different outer-ring feature | Deep Groove Bearings with Snap-Ring Groove | Metal Shields | Quote → |
| SF6904 | Different outer-ring feature | F6904 | Open | Quote → |
| SF6904ZZ | Different outer-ring feature | F6904 | Shielded | Quote → |
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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