| Symbol | Value | Description |
|---|---|---|
| ≈m | 4.72 kg | Weight |
| Cr | 340000 N | Basic dynamic load rating, radial |
| C0r | 460000 N | Basic static load rating, radial |

NTN
Tapered Roller Bearing
RFQ
Estimated delivery: 26 Jul 2026 (overseas stock, ~4 weeks)
EX-WORKS (Incoterms 2020) Seoul, Korea — Buyer arranges freight, duties, and insurance.
NTN 4T-6580/6535 Tapered Roller Bearing uses tapered rollers and raceways to handle combined radial and axial loads. It is commonly used in wheel hubs, gearboxes, industrial axles, and heavy equipment where shock load capacity and rigidity are required.
The inner ring, outer ring, tapered rollers, and cage are designed so their cone lines converge at a common point. A single-row bearing supports axial load in one direction, while paired mounting supports bidirectional axial load and preload settings.
Consider load ratio, mounting direction, preload/endplay, lubrication, and the paired bearing arrangement.
| Symbol | Value | Description |
|---|---|---|
| ≈m | 4.72 kg | Weight |
| Cr | 340000 N | Basic dynamic load rating, radial |
| C0r | 460000 N | Basic static load rating, radial |
| Symbol | Value | Description |
|---|---|---|
| d | 88.9 mm | Bore diameter |
| D | 161.925 mm | Outside diameter |
| B | 55.1 mm | Width |
| Code | Description |
|---|---|
| Ring(s) made of case-hardened steel | Material |
| Sheet steel cage | Cage |
| Tolerance class P0/PN2 / ABEC 1 | Tolerance class |
The same part number can be written with or without separators, or in progressive prefix form. We index these common variants so your search reaches this page:
4T658065354T 6580 65354T6580 65354T 658065354T6580NTN4T65806535NTN 4T 6580 6535NTN4T 6580 6535NTN4T6580 6535NTN 4T65806535NTN 4T 65806535NTN4TRFQ
Estimated delivery: 26 Jul 2026 (overseas stock, ~4 weeks)

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