SKF W 638/4 R-2Z, Miniature ball bearing, Closure on both sides, 4 mm ID, 9 mm OD, 4 mm WD, Stainless steel Cage
- ERIKS:12121467
- Manufacturer:7316574715374
Single row stainless steel deep groove ball bearing.
Shield of pressed sheet steel on both sides of the bearing.
Internal clearance CN: Bearing internal clearance Normal
Stamped steel cage.
Shield of pressed sheet steel on both sides of the bearing.
Internal clearance CN: Bearing internal clearance Normal
Stamped steel cage.
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€25.59/ pieceexcl. VAT
€30.96incl. VAT
Estimated delivery date - 17/11/2026Live Order Tracking
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Brand | SKF |
Series | W 638 |
Type | Miniature ball bearing |
Execution | Single row |
Inner Diameter | 4 mm |
Outer Diameter | 9 mm |
Width | 4 mm |
Material | Stainless steel |
Sealing | Closure on both sides |
Internal clearance | CN (normal) |
Cage | Stainless steel |
Lubrication | Grease |
Dynamic load rating | 0.364 kN |
Static load rating | 0.114 kN |
Reference speed | 140000 rpm |
Fatigue load limit | 0.005 kN |
Limiting speed | 70000 rpm |
Performance class | Single row |
Weight | 0.001 kg |
Weight | 0.0022 lb |