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ROTA-S short taper self-centring three-jaw chuck with base jaws and hard top jaws 250/8
Article no.: 313137 250/8
Article code:
Product details
Technical Data
| Series | ROTA-S plus | |
| Standard | DIN 702-3 | |
| Short taper arbor | 8 | |
| Type | 250 | |
| Clamping range with external hard top jaws | 10 mm - 250 mm | |
| Clamping range with internal hard top jaws | 92 mm - 252 mm | |
| Clamping stroke per jaw S | 7,7 mm | |
| External ⌀ A | 256 mm | |
| Aperture E | 62 mm | |
| Centring taper ⌀ B | 139,735 mm | |
| Number of studs | 4 | |
| Size of studs | M16 | |
| Chuck key hexagon socket K | 16 mm | |
| Weight | 33,9 kg | |
| maximum speed | 4.200 min-1 | |
| Colour code for accessories | Schunk self-centring chucks and jaws | |
| Type of product | Self-centring chucks |
Identification numbers & Classifications
| Article number | 313137 250/8 | |
| EAN / GTIN | 2050001928917 | |
| Manufacturer number | 0819133 |
Description
Version:
- Maximum concentricity and jaw exchange repeatability.
- Long service life with very high precision.
- Modular protective sleeve system.
- Very short set-up times.
- Chuck body case-hardened up to 315 mm ⌀.
- Large aperture (dimension E!).
- Safety peg for maximum operator safety.
- Base jaws compatible with chucks of the system “F” and system “Duro”.
- Flexible clamping of small and large components.
- High-precision clamping of very small internal ⌀.
Application:
For spindle noses DIN 55027 with studs and collar nuts. The chuck is always fitted to the spindle nose directly without an intermediate flange.
Standard:
DIN 702-3.
Material:
Entirely made of steel, suitable for high speeds (see table).
Supplied with:
1 safety chuck key and 1 set fastening screws.
1 set base jaws and hard top jaws.
1 set base jaws and hard top jaws.