NTN 6220-2Z Bearing — Specifications, Dimensions & Cross-Reference
The NTN 6220-2Z is a deep groove ball bearing double metal shielded manufactured by NTN. It belongs to the 6200 series and features dimensions of 100 × 180 × 34 mm (bore × OD × width). This bearing has a dynamic load rating of 124,000 N and a static load rating of 95,000 N, making it suitable for heavy-duty applications.
Technical Specifications
| Dimensions | |
|---|---|
| Bore Diameter (d) | 100 mm |
| Outside Diameter (D) | 180 mm |
| Width (B) | 34 mm |
| Weight | 2.470 kg |
| Performance | |
|---|---|
| Dynamic Load Rating (Cr) | 124,000 N |
| Static Load Rating (C₀r) | 95,000 N |
| Limiting Speed (Grease) | 3,000 rpm |
| Limiting Speed (Oil) | 3,800 rpm |
Brand Cross-Reference — 6220-2Z Equivalents
The following bearings from other manufacturers are interchangeable with the NTN 6220-2Z. All share identical dimensions (100×180×34mm) and comparable load ratings:
| Brand | Part Number | Dynamic Load (N) | Static Load (N) |
|---|---|---|---|
| NTN | NTN 6220-2Z ✦ | 124,000 | 95,000 |
| NTN | NTN 6220-2Z | 124,000 | 95,000 |
| NACHI | NACHI 6220-2Z | 124,000 | 95,000 |
| KOYO | KOYO 6220-2Z | 124,000 | 95,000 |
| FAG | FAG 6220-2Z | 124,000 | 95,000 |
| Timken | Timken 6220-2Z | 124,000 | 95,000 |
| NSK | NSK 6220-2Z | 124,000 | 95,000 |
| SKF | SKF 6220-2Z | 124,000 | 95,000 |
Available Variants
The NTN 6220 base bearing is available in these configurations:
Frequently Asked Questions
What are the dimensions of the NTN 6220-2Z?
The NTN 6220-2Z has a bore diameter of 100mm, outside diameter of 180mm, and width of 34mm. It weighs 2.470kg.
What is the load capacity of the NTN 6220-2Z?
The dynamic load rating (Cr) is 124,000 N and the static load rating (C₀r) is 95,000 N. The maximum recommended speed is 3,000 rpm with grease lubrication or 3,800 rpm with oil lubrication.
What bearings are equivalent to NTN 6220-2Z?
The 6220-2Z is manufactured by multiple brands including SKF, NTN, NSK, FAG, Timken, KOYO, and NACHI. All versions share the same 100×180×34mm dimensions and are interchangeable in most applications. See the cross-reference table above for detailed comparisons.