NTN 4T-30311D Tapered roller bearing
Also known as : 30311D
- Inside Diameter: 55 mm
- Outside Diameter: 120 mm
- Width: 29 mm
- Basic dynamic load rating: 132 kN
- Basic static load rating: 154 kN
NTN 4T-30311D
NTN 4T-30311D details
| Part Number | 4T-30311D |
|---|---|
| Brand | NTN |
| Type | Tapered roller bearings Metric |
| Mass | 1.59 kg |
| Boundary dimensions (mm) | |
| Inner dia. (d) | 55 |
| Outer dia. (D) | 120 |
| Width (B) | 29 |
| Chamfer (rs_min) | 2.5 |
| Basic load ratings (kN) | |
| Dynamic (Cr) | 132 |
| Static (Cor) | 154 |
| Basic load ratings (kgf) | |
| Dynamic (Cr) | 13500 |
| Static (Cor) | 15700 |
| Limiting speed (min-1) | |
| Grease | 2900 |
| Oil | 3800 |
| Abutment and fillet dimensions (mm) | |
| da min | 67 |
| Da min | 94 |
| Da max | 110 |
| ras max | 2 |
Xinyouya have NTN 4T-30311D bearings in stock. Tapered roller bearings (metric series), are designed so the inner and outer ring raceway and the apex of the tapered rollers intersect at one point on the bearing centerline.
NTN 4T-30311D bearing cross reference
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55 mmx 120 mmx 29 mm
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