KOYO 6011 Bearing — Specifications, Dimensions & Cross-Reference
The KOYO 6011 is a deep groove ball bearing manufactured by KOYO. It belongs to the 6000 series and features dimensions of 55 × 90 × 18 mm (bore × OD × width). This bearing has a dynamic load rating of 24,000 N and a static load rating of 17,800 N, making it suitable for heavy-duty applications.
Technical Specifications
| Dimensions | |
|---|---|
| Bore Diameter (d) | 55 mm |
| Outside Diameter (D) | 90 mm |
| Width (B) | 18 mm |
| Weight | 0.340 kg |
| Performance | |
|---|---|
| Dynamic Load Rating (Cr) | 24,000 N |
| Static Load Rating (C₀r) | 17,800 N |
| Limiting Speed (Grease) | 7,500 rpm |
| Limiting Speed (Oil) | 9,000 rpm |
Brand Cross-Reference — 6011 Equivalents
The following bearings from other manufacturers are interchangeable with the KOYO 6011. All share identical dimensions (55×90×18mm) and comparable load ratings:
| Brand | Part Number | Dynamic Load (N) | Static Load (N) |
|---|---|---|---|
| KOYO | KOYO 6011 ✦ | 24,000 | 17,800 |
| Timken | Timken 6011 | 24,000 | 17,800 |
| SKF | SKF 6011 | 24,000 | 17,800 |
| NTN | NTN 6011 | 24,000 | 17,800 |
| NACHI | NACHI 6011 | 24,000 | 17,800 |
| Timken | Timken 6011 | 24,000 | 17,800 |
| FAG | FAG 6011 | 24,000 | 17,800 |
| NSK | NSK 6011 | 24,000 | 17,800 |
| SKF | SKF 6011 | 24,000 | 17,800 |
| NTN | NTN 6011 | 24,000 | 17,800 |
Available Variants
The KOYO 6011 base bearing is available in these configurations:
Frequently Asked Questions
What are the dimensions of the KOYO 6011?
The KOYO 6011 has a bore diameter of 55mm, outside diameter of 90mm, and width of 18mm. It weighs 0.340kg.
What is the load capacity of the KOYO 6011?
The dynamic load rating (Cr) is 24,000 N and the static load rating (C₀r) is 17,800 N. The maximum recommended speed is 7,500 rpm with grease lubrication or 9,000 rpm with oil lubrication.
What bearings are equivalent to KOYO 6011?
The 6011 is manufactured by multiple brands including SKF, NTN, NSK, FAG, Timken, KOYO, and NACHI. All versions share the same 55×90×18mm dimensions and are interchangeable in most applications. See the cross-reference table above for detailed comparisons.