NTN 51209 bearings
51209, NTN single direction thrust ball bearing
- Measurement system
- Metric
- Bore diameter
- 45.000 mm
- Outside diameter
- 73.000 mm
- Height
- 20.000 mm
- Ca
- 47500 N
- C0a
- 105000 N
- Limiting speed
- 3700 r/min
- Net weight
- 0.32 kg
- Number of rows
- 1
- Cage
- Steel sheet metal
- Bearing material
- Steel
- Rolling material
- Steel
- Tolerance class
- Normal (PN)
In stock
Technical specification for NTN 51209
| Part Number | 51209 |
|---|---|
| Mass | 0.32 kg, approx. |
| Boundary Dimensions | |
| Bore dia. d | 45 mm |
| Outside dia. D | 73 mm |
| Height T | 20 mm |
| Chamfer rmin | 1.0 mm |
| Basic Load Ratings | |
| Dynamic Ca | 47.5 kN |
| Static C0a | 105 kN |
| Fatigue load limit | |
| Cu | 4.75 kN |
| Limiting Speeds | |
| Oil | 3700 min-1 |
| Grease | 2600 min-1 |
| Dimensions | |
| d1 max | 73 mm |
| D1 min | 47 mm |
| t | 6 mm |
| Abutment and fillet dimensions | |
| da min | 62 mm |
| Da max | 56 mm |
| ra max | 1 mm |
NTN 51209 single direction thrust ball bearing is designed primarily to support axial loads in one direction.
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