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Bearing specifications
SKF W638/4X-2Z Deep Groove Ball Bearing
- HCT SKU
- HCT-007877
- Brand
- SKF
- Series
- 638 Series
- Configuration
- Single row · Metal shield, both sides · Normal clearance (CN)
- Bore (d) 4 mm
- Outside (D) 10 mm
- Width (B) 4 mm
- Dynamic load (C) 0.553 kN
pcs
Overview
SKF W638/4X-2Z deep groove ball bearing. 4 mm bore, 10 mm outside diameter, 4 mm width. Steel cage. Request a quote from HCT Bearings for price and lead time.
Bearing designation
How W638/4X-2Z is put together: 1 verified element.
- - 2Z Seal / shield Shield, both sides Stamped steel shield on both sides.
Not defined from an official source:
W638
4X
Product information
Units
Dimensions and mass
| Bore diameter (d) | 4 mm |
|---|---|
| Outer diameter (D) | 10 mm |
| Width (B) | 4 mm |
Basic load ratings
| Dynamic load rating (C) | 0.553 kN |
|---|---|
| Static load rating (C0) | 0.245 kN |
Speeds
| Reference speed | 130 000 r/min |
|---|---|
| Limiting speed | 63 000 r/min |
Design and properties
- Seal / Shield
- Metal shield, both sides
- Internal Clearance
- Normal clearance (CN)
- Cage
- Stamped stainless steel
- Rows
- Single row
- Material
- Stainless steel
Converted values are shown for convenience only. The metric figures are the published data.
Specifications are provided for product selection and may vary by configuration. Please contact us for confirmation before ordering.
