SKF 6411-2Z Bearing — Specifications, Dimensions & Cross-Reference
The SKF 6411-2Z is a deep groove ball bearing double metal shielded manufactured by SKF. It belongs to the 6400 series and features dimensions of 55 × 140 × 33 mm (bore × OD × width). This bearing has a dynamic load rating of 104,000 N and a static load rating of 60,000 N, making it suitable for heavy-duty applications.
Technical Specifications
| Dimensions | |
|---|---|
| Bore Diameter (d) | 55 mm |
| Outside Diameter (D) | 140 mm |
| Width (B) | 33 mm |
| Weight | 2.04 kg |
| Performance | |
|---|---|
| Dynamic Load Rating (Cr) | 104,000 N |
| Static Load Rating (C₀r) | 60,000 N |
| Limiting Speed (Grease) | 4,800 rpm |
| Limiting Speed (Oil) | 6,000 rpm |
Brand Cross-Reference — 6411-2Z Equivalents
The following bearings from other manufacturers are interchangeable with the SKF 6411-2Z. All share identical dimensions (55×140×33mm) and comparable load ratings:
| Brand | Part Number | Dynamic Load (N) | Static Load (N) |
|---|---|---|---|
| SKF | SKF 6411-2Z ✦ | 104,000 | 60,000 |
| Timken | Timken 6411-2Z | 104,000 | 60,000 |
| SKF | SKF 6411-2Z | 104,000 | 60,000 |
| NTN | NTN 6411-2Z | 104,000 | 60,000 |
| NACHI | NACHI 6411-2Z | 104,000 | 60,000 |
| KOYO | KOYO 6411-2Z | 104,000 | 60,000 |
| FAG | FAG 6411-2Z | 104,000 | 60,000 |
| Timken | Timken 6411-2Z | 104,000 | 60,000 |
| NSK | NSK 6411-2Z | 104,000 | 60,000 |
| NTN | NTN 6411-2Z | 104,000 | 60,000 |
Available Variants
The SKF 6411 base bearing is available in these configurations:
Frequently Asked Questions
What are the dimensions of the SKF 6411-2Z?
The SKF 6411-2Z has a bore diameter of 55mm, outside diameter of 140mm, and width of 33mm. It weighs 2.04kg.
What is the load capacity of the SKF 6411-2Z?
The dynamic load rating (Cr) is 104,000 N and the static load rating (C₀r) is 60,000 N. The maximum recommended speed is 4,800 rpm with grease lubrication or 6,000 rpm with oil lubrication.
What bearings are equivalent to SKF 6411-2Z?
The 6411-2Z is manufactured by multiple brands including SKF, NTN, NSK, FAG, Timken, KOYO, and NACHI. All versions share the same 55×140×33mm dimensions and are interchangeable in most applications. See the cross-reference table above for detailed comparisons.