Tapered roller bearing
30206 Bearing Dimensions
30206 tapered roller bearing: 30 mm bore, 62 mm OD, 17.25 mm width (ISO 355). Cone 16 mm, cup 14 mm, designation, size-equivalent codes. Quote.
30206 specifications
| Bore d | 30 mm |
|---|---|
| Outside diameter D | 62 mm |
| Total width T | 17.25 mm — assembled width of cup and cone |
| Seal / shield options | Open (cup and cone, no seals) |
| Material | GCr15 chrome bearing steel (rings and rolling elements) |
| Precision | P0 (standard); P6 on request |
| Radial clearance | Set during mounting (adjustable, not a C-class value) |
| Load ratings | Load ratings available on request for the specific batch and manufacturer. |
How to read the 30206 designation
| Segment | Meaning |
|---|---|
| 3 | Single row tapered roller bearing (metric, ISO 355) |
| 02 | Dimension series 02 |
| 06 | Bore code 06 → 30 mm bore. ISO bore code (00–03 = 10/12/15/17 mm; 04 and above = code × 5 mm). |
30206 interchange by brand
30206 is an ISO designation. The boundary dimensions are identical across manufacturers; only suffixes (seals, clearance, cage) differ.
| SKF | NSK | NTN | FAG | Timken | Note |
|---|---|---|---|---|---|
| 30206 | 30206 | 30206 | 30206 | 30206 | Same ISO designation |
Typical applications
- Vehicle wheel hubs and axles
- Gearboxes and reducers
- Agricultural machinery
- Conveyor pulleys
FAQ
Is 30206 the same size across brands?
Yes. 30206 is an ISO designation, so the bore, outside diameter and width are the same whichever manufacturer made it. Brand-specific suffixes only change details such as seals, clearance or cage.
Where are the load ratings for 30206?
Dynamic and static load ratings differ by manufacturer and batch, so they are not published on this page. Load ratings available on request for the specific batch and manufacturer.