NTN 6804 Bearing — Specifications, Dimensions & Cross-Reference
The NTN 6804 is a deep groove ball bearing manufactured by NTN. It belongs to the 6800 series and features dimensions of 20 × 32 × 7 mm (bore × OD × width). This bearing has a dynamic load rating of 2,700 N and a static load rating of 1,760 N, making it suitable for light-duty applications.
Technical Specifications
| Dimensions | |
|---|---|
| Bore Diameter (d) | 20 mm |
| Outside Diameter (D) | 32 mm |
| Width (B) | 7 mm |
| Weight | 0.016 kg |
| Performance | |
|---|---|
| Dynamic Load Rating (Cr) | 2,700 N |
| Static Load Rating (C₀r) | 1,760 N |
| Limiting Speed (Grease) | 19,000 rpm |
| Limiting Speed (Oil) | 26,000 rpm |
Brand Cross-Reference — 6804 Equivalents
The following bearings from other manufacturers are interchangeable with the NTN 6804. All share identical dimensions (20×32×7mm) and comparable load ratings:
| Brand | Part Number | Dynamic Load (N) | Static Load (N) |
|---|---|---|---|
| NTN | NTN 6804 ✦ | 2,700 | 1,760 |
| Timken | Timken 6804 | 2,700 | 1,760 |
| SKF | SKF 6804 | 2,700 | 1,760 |
| NACHI | NACHI 6804 | 2,700 | 1,760 |
| KOYO | KOYO 6804 | 2,700 | 1,760 |
| FAG | FAG 6804 | 2,700 | 1,760 |
| Timken | Timken 6804 | 2,700 | 1,760 |
| NSK | NSK 6804 | 2,700 | 1,760 |
| NTN | NTN 6804 | 2,700 | 1,760 |
| SKF | SKF 6804 | 2,700 | 1,760 |
Available Variants
The NTN 6804 base bearing is available in these configurations:
Frequently Asked Questions
What are the dimensions of the NTN 6804?
The NTN 6804 has a bore diameter of 20mm, outside diameter of 32mm, and width of 7mm. It weighs 0.016kg.
What is the load capacity of the NTN 6804?
The dynamic load rating (Cr) is 2,700 N and the static load rating (C₀r) is 1,760 N. The maximum recommended speed is 19,000 rpm with grease lubrication or 26,000 rpm with oil lubrication.
What bearings are equivalent to NTN 6804?
The 6804 is manufactured by multiple brands including SKF, NTN, NSK, FAG, Timken, KOYO, and NACHI. All versions share the same 20×32×7mm dimensions and are interchangeable in most applications. See the cross-reference table above for detailed comparisons.