NTN 4T-30311 bearings
NTN tapered roller bearings
- Measurement system
- Metric
- Bore diameter
- 55.000 mm
- Outside diameter
- 120.000 mm
- Width
- 31.500 mm
- Width, ourter ring
- 25.000 mm
- Width, inner ring
- 29.000 mm
- Cr
- 155000 N
- C0r
- 179000 N
- Net weight
- 1.66 kg
- Number of rows
- 1
- Sealing
- Without
- Cage
- Steel sheet metal
- Bearing material
- Steel
- Rolling material
- Steel
- Tolerance class
- Normal (PN)
- Lubricant in bearing
- None
- Relubrication feature
- Without
In stock
Technical specification for NTN 4T-30311
| NTN bearing number | 4T-30311 | |
|---|---|---|
| Simplified reference | 30311 | |
| Brand | NTN | |
| Type | Tapered Roller Bearing | |
| d | 55 mm | Inner diameter |
| D | 120 mm | Outer diameter |
| B | 29 mm | Width, Inner ring |
| C | 25 mm | Width, Outer ring |
| T | 31.5 mm | Width, Total |
| ras max. | 2 mm | Maximum radii, shaft link |
| r1as max. | 2 mm | Maximum radii, Housing link |
| Cr | 155 kN | Basic dynamic load rating |
| C0r | 179 kN | Basic static load rating |
| Mass | 1.66 kg | (approx.) |
NTN 4T-30311 tapered roller bearings are designed so the tapered vertex of the raceway surfaces of the inner and outer rings and rollers coverge at one point on the centerline of the bearing.
NTN 4T-30311, Inner diameter: 55 mm, Outer diameter: 120 mm, Total width: 31.5 mm.
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