Closed ball bushings enable precise and low-friction linear movements on self-supporting hardened steel shafts.
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Product information
| PRODUCT DEFINITION | |
|---|---|
| Brand | SNR |
| Design type | BBE |
| Ball bushings category | Standard ball bushings, closed |
| Standard | JIS dimension |
| Number of seals | 2 |
| Material outer cylinder or steel segments | 100Cr6 |
| Material Cage | PA |
| Initial greasing | Non/No |
| d - Internal diameter | 12 mm |
| d - Internal diameter tolerance | 0/-0,009 |
| D - External diameter | 21 mm |
| D - External diameter tolerance | 0/-0,013 |
| L - Length | 30 mm |
| L - Length tolerance | 0/-0,2 |
| L1 | 23 mm |
| L1 tolerance | 0/-0,2 |
| D1 - Diameter | 20 mm |
| L2 | 1,3 mm |
| Number of ball rows | 4 |
| Mass | 0,042 kg |
| PRODUCT PERFORMANCE | |
|---|---|
| Cmin | 0,415 kN |
| Cmax | 0,587 kN |
| C0min | 0,784 kN |
| C0max | 1,109 kN |
| Tmin - Min operating temperature | -20 °C |
| Tmax - Max operating temperature | 80 °C |