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NSK Corp.
NU309EM
CYLINDRICAL ROLLER BEARING NSK Medium Cylindrical Roller Bearing, 45 mm Dia Bore, 100 mm OD, 1 Row, 25 mm W, 112000 N Dynamic/98500 N Static Load
Item #101101174
- 1.77 in Inner Diameter
- 3.94 in Outer Diameter
- 0.98 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
| Static Load Rating [Max] | 22,500.00 lbf |
| Bearing Material Coating | Bearing Steel |
| Precision Ground | Yes |
| Radial Internal Clearance Specification | Normal Clearance |
| Series | 3 |
| Oil Hole | w/o Oil Hole |
| Relubrication Feature | Without |
| Limiting Speed | 8500 rpm |
| End Type | Open End |
| No. of Rows | 1 |
| Origin | Cylindrical Radial |
| Cage Material | Brass |
| Precision Rating | ABEC 1 |
| Bearing Part | Complete Bearing |
| O.D. | 3.94 in, 100 mm |
| Cage Type | Solid Machined |
| Enclosure | Open |
| Dynamic Load Rating | 112 kN |
| Radial Internal Clearance | Group N |
| Static Load Rating | 100 kN |
| I.D. | 1.77 in, 45 mm |
| O.D. Type | Cylindrical |
| Inner Ring Width | 0.98 in, 25 mm |
| Bearing Type | Radial |
| Bore Type | Cylindrical |
| Inch/Metric | Metric |
| Internal Clearance | CN |
| Outer Ring Width | 0.98 in, 25 mm |
| ISO Tolerance | Class 6 / P6 |
| Material | Bearing Steel |
| Row Type | 1 |
| Width | 0.98 in, 25 mm |
| Full Cage Description | Machined Brass Cage |
| Rolling Element | Roller |
| Heat Stabilization | 302 °F |
| Bearing Class | Normal / P0 |
| Capacity | High Capacity |
| Rows of Balls | 1 |
| Cage | Machined Metal |
| Element Material | Bearing Steel |
| Reference Speed | 7500 rpm |
| Bearing Design | Removable Inner Ring – Straight – Double Flanged Outer Ring and Single Flange Inner Ring |
| Tolerance | Normal (PN) |
| Weight | 2.253 LB |
| EAN or UPC | 7316576623868 |
