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NSK Corp.
NU312EM
CYLINDRICAL ROLLER BEARING NSK Medium Cylindrical Roller Bearing, 60 mm Dia Bore, 130 mm OD, 1 Row, 31 mm W, 169000 N Dynamic/157000 N Static Load
Item #101101185
- 2.36 in Inner Diameter
- 5.12 in Outer Diameter
- 1.22 in Width
description
- The EC design contains improvements in guiding surfaces of flanges and roller ends, which means that EC bearings have a high axial load-carrying capacity.
applications
- Traction motors
- Electric motors
- Gearboxes
features
- Improved roller-end-to-flange contact
- Increased capacity
compliances
- In accordance with ISO 15-1981
| Tolerance | Iso Class 6 (RBEC 3) |
| Enclosure | Open |
| Inch/Metric | Metric |
| Bore Type | Cylindrical |
| Radial Internal Clearance | Normal |
| End Type | Open End |
| Bearing Design | Removable Inner Ring – Straight – Double Flanged Outer Ring and Single Flange Inner Ring |
| Dynamic Load Rating | 173 kN |
| Precision Rating | ABEC 1 |
| Limiting Speed | 6700 rpm |
| O.D. | 5.12 in, 130 mm |
| Full Cage Description | Machined Brass Cage |
| ISO Tolerance | Class 6 / P6 |
| No. of Rows | 1 |
| Inner Ring Width | 1.22 in, 31 mm |
| Radial Internal Clearance Specification | Normal Clearance |
| O.D. Type | Cylindrical |
| Precision Ground | Yes |
| Capacity | High Capacity |
| Width | 1.22 in, 31 mm |
| Cage | Machined Metal |
| Row Type | 1 |
| Origin | Cylindrical Radial |
| Element Material | Bearing Steel |
| Static Load Rating | 160 kN |
| Internal Clearance | CN |
| Material | Bearing Steel |
| Oil Hole | w/o Oil Hole |
| Bearing Part | Complete Bearing |
| Series | 3 |
| Static Load Rating [Max] | 36,000.00 lbf |
| I.D. | 2.36 in, 60 mm |
| Rolling Element | Roller |
| Relubrication Feature | Without |
| Heat Stabilization | 302 °F |
| Bearing Material Coating | Bearing Steel |
| Cage Material | Brass |
| Reference Speed | 5600 rpm |
| Outer Ring Width | 1.22 in, 31 mm |
| Bearing Class | Normal / P0 |
| Weight | 4.612 LB |
| EAN or UPC | 7316576624179 |
