SKF 638/5-2Z bearings
638/5-2Z Deep groove ball bearing with shields, ,
- Measurement system
- Metric
- Bore diameter
- 5.000 mm
- Outside diameter
- 11.000 mm
- Width
- 5.000 mm
- Cr
- 468 N
- C0r
- 143 N
- Limiting speed
- 60000 r/min
- Net weight
- 0.0018 kg
- Number of rows
- 1
- Sealing
- Shield on both sides
- Cage
- Steel sheet metal
- Bore type
- Cylindrical
- Outer diameter type
- Cylindrical
- Bearing material
- Steel
- Rolling material
- Steel
- Tolerance class
- Normal (PN)
- Internal clearance
- CN
- Lubricant in bearing
- Grease
In stock
Technical specification for SKF 638/5-2Z
| Part Number | 638/5-2Z | |
|---|---|---|
| Description | Single row deep groove ball bearings 2Z : Shield on both sides | |
| Cage | Sheet metal | |
| Tolerance class | Normal (PN) | |
| Seal | Shield on both sides | |
| Net weight | 0.0018 kg | |
| Dimensions | ||
| d | 5.0 mm | Bore diameter |
| D | 11.0 mm | Outside diameter |
| B | 5.0 mm | Width |
| d2 | ≈ 6.2 mm | Shoulder diameter |
| D2 | ≈ 9.9 mm | Recess diameter |
| r1,2 | min. 0.15 mm | Chamfer dimension |
| Abutment Dimensions | ||
| da | min. 5.8 mm | Diameter of shaft abutment |
| da | max. 6.0 mm | Diameter of shaft abutment |
| Da | max. 10.2 mm | Diameter of housing abutment |
| ra | max. 0.1 mm | Radius of shaft or housing fillet |
| Calculation Data | ||
| C | 0.468 kN | Basic dynamic load rating |
| C0 | 0.143 kN | Basic static load rating |
| Pu | 0.006 kN | Fatigue load limit |
| 60000.0 r/min | Limiting speed | |
| 120000.0 r/min | Reference speed | |
| kr | 0.015 | Minimum load factor |
| f0 | 7.1 | Calculation factor |
SKF 638/5-2Z ,single row deep groove ball bearing with seals, Dimensions: 5.0x11.0x5.0 mm, sheet metal cage, Normal (PN).
2Z : Shield on both sides
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