The number 51306 is used by 7 manufacturers. Below are the equivalent model numbers with the boundary dimensions that ISO 15 fixes for this size, and a direct link to the ones we hold in stock.
| Brand | Model | Type | d × D × B (mm) | Availability |
|---|---|---|---|---|
| SKF | 51306 | Thrust Ball & Roller Bearings | 30 × 60 × 21 | In stock → |
| FAG | 51306 | Thrust Ball & Roller Bearings | 30 × 60 × 21 | In stock → |
| NSK | 51306 | Thrust Ball & Roller Bearings | 30 × 60 × 21 | In stock → |
| NTN | 51306 | Thrust Ball & Roller Bearings | 30 × 60 × 21 | In stock → |
| KOYO | 51306 | Thrust Ball & Roller Bearings | 30 × 60 × 21 | In stock → |
| NACHI | 51306 | Thrust Ball & Roller Bearings | 30 × 60 × 21 | In stock → |
| ANDGE | 51306 | Thrust Ball & Roller Bearings | 30 × 60 × 21 | In stock → |
Boundary dimensions are fixed by ISO 15, so the numbers above are dimensionally interchangeable. Internal features are not: compare the suffix (seal or shield, cage, clearance class, precision grade) and the load rating before substituting, and check the required tolerance class if the position is sensitive. When in doubt, send the application and we will confirm the closest equivalent.
All 30mm bore thrust ball & roller bearings · 513 series sizes · All Thrust Ball & Roller Bearings
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