SFERAX LR INOX 1222 A
1312.001222.20
Application
The ball bearing LRX is an outstanding product of exceptional quality. It allows high precision rotating and linear movements, without stroke, limitation, without play and practically free of friction and wear.
Features
- The ball tray rotates freely and is additionally guided by two rows of circular balls, which makes it run more smoothly.
- Housing in stainless steel 1.4112
- Solid brass precision-milled ball tray
- Balls in stainless steel 1.4034
Also available in LRXX version (all in stainless steel)
Inner diameter d
12 mm
Outer diameter D
22 mm
Length
27 mm
| Product Number | 1312.001222.20 |
| Product Designation | SFERAX LR INOX 1222 A |
| Net Weight | 45 g |
| Outer diameter D | 22 |
| Inner diameter d | 12 |
| Length | 27 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 | 450 |
| Static load capacity N | 500 |
| Dynamic factor Y | 0.002 |
| Diameter balls b | 2.000 mm |
| Cage material | DIN MS60Pb (17660) |
| Housing material | DIN X90CrMoV18 (1.4112) |
| Operating temperature | -30 / +140°C |
| Precision class | A |
| Recommended shaft quality | I, IIIR |
| Tolerance Bore (pressed mounted) | -2/-7 µm |
| Tolerance bore (glue mounted) | H6 |
| Maximum rotation speed | 800 RPM |
