NTN 21311C3 Spherical Roller Bearing features 55 mm bore, 120 mm OD, and 29 mm width, Tapered bore, double-row, and open design, and 213 series. Key specifications include Through Hardened Steel bearing and Steel cage, 145000 N dynamic and 163000 N static load ratings, and 3700 rpm Grease/4800 rpm Oil; temperature -40 to 120 deg C. Its spherical roller geometry accommodates misalignment while providing high radial load capacity and useful axial-load capability.
NTN Spherical Roller Bearing, Series: 213, 55 mm Bore Dia, 120 mm Outside Dia, 2 Rows, 29 mm W, Open Closure, 163000 N, Through Hardened Steel Bearing, Steel Cage, 3700 rpm Grease/4800 rpm Oil Maximum, -40 to 120 deg C
| Bearing Material | : | Through Hardened Steel |
| Bore Diameter | : | 55 mm |
| Cage Material | : | Steel |
| Closure Type | : | Open |
| Load Capacity | : | 163000 N |
| Maximum Speed | : | 3700 rpm Grease/4800 rpm Oil |
| Number of Rows | : | 2 |
| Outside Diameter | : | 120 mm |
| Series | : | 213 |
| Temperature Rating | : | -40 to 120 deg C |
| Width | : | 29 mm |
- Product type: Spherical Roller Bearing
- Series: 213
- Dimensions: 55 mm bore x 120 mm outside diameter x 29 mm width
- Design: Cylindrical bore; double row; open
- Construction: Through-hardened steel bearing; Steel cage
- Load ratings: 145,000 N dynamic / 163,000 N static
- Operating limits: 3,700 rpm (grease) / 4,800 rpm (oil); -40 to 120 °C
- Radial internal clearance: C3
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