| Inner Diameter | 4 mm |
|---|---|
| Outer Diameter | 11 mm |
| Thickness | 4 mm |
| Model | W618/4, W619/4, W619/4-2RS1 |
| Brand | BDL/NTN/NSK/NMB/Koyo/NACHI/Timken |
| Origin | China |
Precision miniature ball bearings with rich stock, 100% on-time delivery, and fast response (<0.5h). Suitable for OEM/ODM applications. Lubricated with high-performance grease or oil. Certified HS Code 8482102000. Packaging: carton & pallet.