yctoobearing
Metric Miniature Ball Bearings(Shield)
| Bearing Type | metric miniature ballbearings 684ZZ Section Image | |
|---|---|---|
| Bore Diameter (d) | 4.0mm |  |
| Outer Diameter (D) | 9.0mm | |
| Min. Radius (rs) | 0.10mm | |
| Width (B) | 2.5mm | |
| Load Rating (Cr) | 641N | |
| Load Rating (Cor) | 227N | |
| Max. Speed (Grease) x 1000 | 53rpm | |
| Max. Speed (Oil) x 1000 | 63rpm | |
| Cage Type | 1-piece steel crown type 2-pieces steel ribbon type 1-piece nylon crown type |
|
| Weight | 0.65 grams | |
| Material | 52100 Chrome Steel 440 Stainless Steel |
|
| Ball Size & Qty | 7×1.588 | |
| Note:1. d2=5.2, 2. D2=8.1 Other Item No.: L-940ZZ,684ZZ,W684ZZ,W684ZZA | ||