NTN 51128 bearings
51128, NTN single direction thrust ball bearing
- Measurement system
- Metric
- Bore diameter
- 140.000 mm
- Outside diameter
- 180.000 mm
- Height
- 31.000 mm
- Ca
- 107000 N
- C0a
- 375000 N
- Limiting speed
- 1800 r/min
- Net weight
- 1.90 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 51128
| Part Number | 51128 |
|---|---|
| Mass | 1.90 kg, approx. |
| Boundary Dimensions | |
| Bore dia. d | 140 mm |
| Outside dia. D | 180 mm |
| Height T | 31 mm |
| Chamfer rmin | 1.0 mm |
| Basic Load Ratings | |
| Dynamic Ca | 107 kN |
| Static C0a | 375 kN |
| Fatigue load limit | |
| Cu | 13.4 kN |
| Limiting Speeds | |
| Oil | 1800 min-1 |
| Grease | 1300 min-1 |
| Dimensions | |
| d1 max | 178 mm |
| D1 min | 142 mm |
| t | 9.5 mm |
| Abutment and fillet dimensions | |
| da min | 164 mm |
| Da max | 156 mm |
| ra max | 1 mm |
NTN 51128 single direction thrust ball bearing is designed primarily to support axial loads in one direction.
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