NSK 21318EAE4 bearings
21318EAE4, NSK, Spherical roller bearings
- Measurement system
- Metric
- Bore diameter
- 90.000 mm
- Outside diameter
- 190.000 mm
- Width
- 43.000 mm
- Cr
- 415000 N
- C0r
- 450000 N
- Limiting speed
- 3600 r/min
- Net weight
- 6.1 kg
- Number of rows
- 2
- Sealing
- Without
- Locating feature
- Without
- Cage
- Steel sheet metal
- Bore type
- Cylindrical
- Bearing material
- Steel
- Rolling material
- Steel
- Tolerance class
- Normal (PN)
- Internal clearance
- CN
- Lubricant in bearing
- None
- Relubrication feature
- With
In stock
Technical specification for NSK 21318EAE4
| NSK Designation | 21318EAE4 | |
|---|---|---|
| Boundary Dimensions | ||
| d | 90 mm | Bore diameter |
| D | 190 mm | Outside diameter |
| B | 43 mm | Width |
| r (min.) | 3 mm | Chamfer dimension |
| Basic Load Ratings | ||
| Cr | 415000 N | Basic dynamic load rating |
| C0r | 450000 N | Basic static load rating |
| Speeds | ||
| Thermal Speed Rating (Oil-bath) | 3600 r/min | Oil-bath lubrication subject to conditions outlined in ISO 15312 |
| Grease | 2800 r/min | Grease lubrication |
| Oil (Oil-bath) | 3600 r/min | Oil-bath lubrication |
| Abutment and Fillet Dimensions | ||
| da min. | 104 mm | Diameter of shaft abutment |
| da max. | 115 mm | Diameter of shaft abutment |
| Da min. | 152 mm | Diameter of housing abutment |
| Da max. | 176 mm | Diameter of housing abutment |
| ra max. | 2.5 mm | Radius of shaft or housing fillet |
| Calculation factors | ||
| e | 0.24 | Constant |
| Y2 | 4.3 | Axial load Factors |
| Y3 | 2.9 | Axial load Factors |
| Y0 | 2.8 | Axial load Factors |
| Mass | ||
| Mass (approx.) | 6.1 kg | |
NSK 21318EAE4 spherical roller bearing is designed for high load capacity. 21318EAE4 bearing have pressed steel cage. An oil groove and holes are privided in the outer ring so supply lubricant. Boundary dimensions: 90 x 190 x 43 mm.
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