SFERAX HT 1222 A
1810.001222.20
Application
This ball bearing is probably the strongest bearing ever created by SFERAX. In addition to standard use, it is ideally suited for constructions requiring high loads, as well as for environments requiring high temperatures.
Features
- Full Metal
- Ball tracks symmetrical to the load shaft, positioned for a maximal load
Inner diameter d
12 mm
Outer diameter D
22 mm
Length
32 mm
Limited quantities
| Product Number | 1810.001222.20 |
| Product Designation | SFERAX HT 1222 A |
| Net Weight | 49 g |
| Outer diameter D | 22 |
| Inner diameter d | 12 |
| Length | 32 mm |
| Tolerance Inner diameter | 0/-8 µm |
| Tolerance outer diameter | 0/-9 µm |
| Tolerance length | 0/-250 µm |
| Max. eccentricity | <10 µm |
| Recommended tolerance on the shaft | -5/-9 µm |
| Dynamic load capacity | 702 |
| Static load capacity N | 780 |
| Dynamic factor Y | 0.001282 |
| Diameter balls b | 2.381 mm |
| Diameter bottom of grooves D1 | 21.2 mm |
| Spacing grooves (0/+01 mm) E | 20 mm |
| Width groove 0/+0.1 mm e | 1.20 mm |
| Length with 1 seal L1 | 32.7 mm |
| Length with 2 seal L2 | 33.4 mm |
| Cage material | DIN MS60Pb (17660) |
| Housing material | DIN 100Cr6 (1.3505) |
| Number of ball tracks | 6 |
| Operating temperature | '-30 / +200°C (without seals) |
| Precision class | A |
| Recommended shaft quality | I, IIIR |
| Tolerance Bore (pressed mounted) | -2/-7 µm |
| Tolerance bore (glue mounted) | H6 |
