NTN 51308 bearings
51308, NTN single direction thrust ball bearing
- Measurement system
- Metric
- Bore diameter
- 40.000 mm
- Outside diameter
- 78.000 mm
- Height
- 26.000 mm
- Ca
- 69000 N
- C0a
- 135000 N
- Limiting speed
- 3100 r/min
- Net weight
- 0.55 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 51308
| Part Number | 51308 |
|---|---|
| Mass | 0.55 kg, approx. |
| Boundary Dimensions | |
| Bore dia. d | 40 mm |
| Outside dia. D | 78 mm |
| Height T | 26 mm |
| Chamfer rmin | 1.0 mm |
| Basic Load Ratings | |
| Dynamic Ca | 69 kN |
| Static C0a | 135 kN |
| Fatigue load limit | |
| Cu | 6.05 kN |
| Limiting Speeds | |
| Oil | 3100 min-1 |
| Grease | 2200 min-1 |
| Dimensions | |
| d1 max | 78 mm |
| D1 min | 42 mm |
| t | 7.6 mm |
| Abutment and fillet dimensions | |
| da min | 63 mm |
| Da max | 55 mm |
| ra max | 1 mm |
NTN 51308 single direction thrust ball bearing is designed primarily to support axial loads in one direction.
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