- Also available in 52100 Chrome Steel
- ABEC Grades 1, 3, 5, 7, and 9 are available. Also, the equivalent ISO classes.
- Two rubber seals = (2RS), also available with a single rubber seal = (RS).
- Also available with two light contact rubber seals = (2RU), or with a single light contact rubber seal = (RU)
638H-2RS Miniature & Instrument Series, Stainless Steel Ball Bearing
Model: 638H-2RS
| Request Quote | Quantity |
Product Details
| Specifications | ||
| Bearing Type | Sealed | |
| Bore Dia (d) | 8.000 | mm |
| Outer Dia (D) | 28.000 | mm |
| Width (B) | 9.000 | mm |
| Radius (min) (rs) | 0.30 | mm |
| Dynamic Load Rating (Cr) | 3,879 | N |
| Static Load Rating (Cor) | 1,586 | N |
| Max Speed (Grease) | 28,000 | rpm |
| Max Speed (Oil) | 34,000 | rpm |
| Max. Shaft Shoulder Dia. Inner (Ui) | 13.9 | mm |
| Min. Housing Shoulder Dia., Outer (Uo) | 22.38 | mm |
| Ball Qty | 7 | |
| Ball Dia (Dw) | 4.762 | mm |
| Weight (g) | 30.30 | grams |
| Precision | A1 | |
| Standard Clearance | K25 | |
| Material | Martensitic Stainless Steel | |
