Extra Small Ball Bearings and Miniature Ball Bearings
- Mertic Design
- 639 Open Type
639 Bearing | Mertic Design
639 PDF download| 639 interchange JTEKT Corporation(Koyo) | Jtekt North America | NSK Rolling Bearing | ISO | NSK 639 | |
| 639 cross reference JTEKT Corporation(Koyo) | Jtekt North America | NSK Rolling Bearing | ISO | NSK 639 | |
| 639 Equivalent bearing interchange guide： | |
| Price： | enquiry |
| Model Number： | 639 |
| d: | Standard |
| D: | 9.0 |
| B: | 639 |
| r(min): | 36.50 |
| r1(min): | 24000 |
| Width: | 30 |
| Size: | 520 |
| STAN： | 5100 |
| SD： | 244.0 |
| ORDER： | 2390 |
