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NSK Corp.
NU321WC3
CYLINDRICAL ROLLER BEARING NSK Medium Cylindrical Roller Bearing, 105 mm Dia Bore, 225 mm OD, 1 Row, 49 mm W, 525000 N Dynamic/480000 N Static Load
Item #101370289
- 4.13 in Inner Diameter
- 8.86 in Outer Diameter
- 1.93 in Width
applications
- Traction motors
- Electric motors
- Gearboxes
features
- Logarithmically crowned rollers
- High speed performance
- Precision-honed rolling contact surfaces
compliances
- In accordance with ISO 15-1981
| Oil Hole | w/o Oil Hole |
| Reference Speed | 3200 rpm |
| Capacity | High Capacity |
| Series | 3 |
| Bore Type | Cylindrical |
| Dynamic Load Rating | 500 kN |
| Relubrication Feature | Without |
| Origin | Cylindrical Radial |
| Cage Material | Bearing Steel |
| Bearing Type | Radial |
| No. of Rows | 1 |
| Limiting Speed | 3800 rpm |
| I.D. | 4.13 in, 105 mm |
| Width | 1.93 in, 49 mm |
| Tolerance | Normal (PN) |
| Cage Type | Sheet Metal |
| No. of Ribs - Outer Ring | 2 |
| O.D. Type | Cylindrical |
| Bearing Part | Complete Bearing |
| Inner Ring Width | 1.93 in, 49 mm |
| Static Load Rating | 500 kN |
| Outer Ring Width | 1.93 in, 49 mm |
| End Type | Open End |
| Precision Ground | Yes |
| Precision Rating | ABEC 1 |
| O.D. | 8.86 in, 225 mm |
| Material | Bearing Steel |
| Radial Internal Clearance Specification | Greater Than Normal Clearance |
| Internal Clearance | C3 |
| Inch/Metric | Metric |
| Rolling Element | Roller |
| Element Material | Bearing Steel |
| Row Type | 1 |
| Bearing Design | Removable Inner Ring – Straight |
| Rows of Balls | Single |
| Enclosure | Open |
| Radial Internal Clearance | C3 |
| Weight | 19.202 LB |
| EAN or UPC | 7316577055620 |
