SKF 21309EK bearings
21309 EK Spherical roller bearings, Popular item, SKF Explorer
- Measurement system
- Metric
- Bore diameter
- 45.000 mm
- Outside diameter
- 100.000 mm
- Width
- 25.000 mm
- Cr
- 129 N
- C0r
- 127 N
- Limiting speed
- 8500 r/min
- Net weight
- 0.97 kg
- Number of rows
- 2
- Cage
- Steel sheet metal
- Bore type
- Tapered
- Outer diameter type
- Cylindrical
- Bearing material
- Steel
- Rolling material
- Steel
- Tolerance class
- Normal (PN)
- Internal clearance
- CN
- Relubrication feature
- With
In stock
Technical specification for SKF 21309EK
| Part Number | 21309 EK | |
|---|---|---|
| Type | Spherical roller bearings K : Tapered bore, taper 1:12 Popular item SKF Explorer | |
| Bore type | Cylindrical | |
| Mass | 0.97 kg | |
| Dimensions | ||
| d | 45.0 mm | Bore diameter |
| D | 100.0 mm | Outside diameter |
| B | 25.0 mm | Width |
| d2 | 65.3 mm | Shoulder diameter of inner ring |
| D1 | 88.0 mm | Shoulder/recess diameter of outer ring |
| b | 6.0 mm | Width of lubrication groove |
| K | 3.0 mm | Diameter of lubrication hole |
| r1,2 | min. 1.5 mm | Chamfer dimension |
| Abutment Dimensions | ||
| Da | max. 91.0 mm | Diameter of housing abutment |
| ra | max. 1.5 mm | Radius of fillet |
| Calculation Data | ||
| C | 129.0 kN | Basic dynamic load rating |
| C0 | 127.0 kN | Basic static load rating |
| Pu | 14.0 kN | Fatigue load limit |
| 8500.0 r/min | Limiting speed | |
| 6300.0 r/min | Reference speed | |
| e | 0.24 | Limiting value |
| Y1 | 2.8 | Axial load factor |
| Y2 | 4.2 | Axial load factor |
| Y0 | 2.8 | Axial load factor |
SKF 21309 EK, Spherical roller bearing, Dimensions: 45.0x100.0x25.0 mm
K : Tapered bore, taper 1:12
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