NTN 51138 bearings
51138, NTN single direction thrust ball bearing
- Measurement system
- Metric
- Bore diameter
- 190.000 mm
- Outside diameter
- 240.000 mm
- Height
- 37.000 mm
- Ca
- 170000 N
- C0a
- 655000 N
- Limiting speed
- 1400 r/min
- Net weight
- 3.75 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 51138
| Part Number | 51138 |
|---|---|
| Mass | 3.75 kg, approx. |
| Boundary Dimensions | |
| Bore dia. d | 190 mm |
| Outside dia. D | 240 mm |
| Height T | 37 mm |
| Chamfer rmin | 1.1 mm |
| Basic Load Ratings | |
| Dynamic Ca | 170 kN |
| Static C0a | 655 kN |
| Fatigue load limit | |
| Cu | 20.2 kN |
| Limiting Speeds | |
| Oil | 1400 min-1 |
| Grease | 980 min-1 |
| Dimensions | |
| d1 max | 237 mm |
| D1 min | 193 mm |
| t | 11 mm |
| Abutment and fillet dimensions | |
| da min | 220 mm |
| Da max | 210 mm |
| ra max | 1 mm |
NTN 51138 single direction thrust ball bearing is designed primarily to support axial loads in one direction.
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