yctoobearing
Metric Miniature Ball Bearings(open)
| Bearing Type | metric miniature ballbearings 639 Section Image | |
|---|---|---|
| Bore Diameter (d) | 9.0mm |  |
| Outer Diameter (D) | 30.0mm | |
| Min. Radius (rs) | 0.60mm | |
| Width (B) | 10.0mm | |
| Load Rating (Cr) | 4659N | |
| Load Rating (Cor) | 2080N | |
| Max. Speed (Grease) x 1000 | 24rpm | |
| Max. Speed (Oil) x 1000 | 30rpm | |
| Cage Type | 2-pieces steel ribbon type |
|
| Weight | 36.2 grams |
|
| Material | 52100 Chrome Steel 440 Stainless Steel |
|
| Ball Size & Qty | 7×4.762 | |
| Note:1. d2=16.5, 2. D2=23.5 Other Item No.: 639 | ||