SFERAX INCHES STANDARD 81420 A
7010.081420.20
Application
This ball bearing provides high precision linear movements, without stroke limitation, without play and practically free of friction and wear.
Design
Consists of a rigid housing produced from bearing steel 100 Cr6, hardened to 63 HRC, ground and lapped inside, (Grade B only ground). Solid brass precision-milled ball tray.
Inner diameter d
12.7 mm
Outer diameter D
22.225 mm
Length
31 mm
Available
| Product Number | 7010.081420.20 |
| Product Designation | SFERAX INCHES STANDARD 81420 A |
| Net Weight | 47 g |
| Outer diameter D | 22.225 |
| Inner diameter d | 12.7 |
| Length | 31 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 | 769.5 |
| Static load capacity N | 855 |
| Dynamic factor Y | 0.00116 |
| Diameter balls b | 2.000 mm |
| Diameter bottom of grooves D1 | 21.2 mm |
| Spacing grooves (0/+01 mm) E | 22.225 mm |
| Width groove 0/+0.1 mm e | 1.15 mm |
| Cage material | DIN MS60Pb (17660) |
| Housing material | DIN 100Cr6 (1.3505) |
| Operating temperature | -30 / +80°C |
| Precision class | A |
| Recommended shaft quality | I, IIIR |
| Tolerance Bore (pressed mounted) | -2/-7 µm |
| Tolerance bore (glue mounted) | H6 |
