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Cat. No.:
ROTA-S-plus 2.0 self-centring three-jaw chuck with base and hard top jaws, DIN 702-4, Type: 250
Article no.: 313117 250
Article code:
Product details
Technical Data
| Series | ROTA-S plus | |
| Number of jaws | 3 pcs. | |
| Outer diameter | 256 mm | |
| Height without jaws | 98 mm | |
| Min. internal clamping range | 92 mm | |
| Internal clamping range max. | 252 mm | |
| Min. external clamping range | 10 mm | |
| Max. external clamping range | 250 mm | |
| Clamping stroke per jaw | 7.7 mm | |
| Aperture diameter | 62 mm | |
| Centring diameter | 235 mm | |
| Shape of width across flats | Hexagon | |
| Hexagon | 16 mm | |
| Max. speed | 4,200 min-1 | |
| With stud | no | |
| Type of product | lathe chuck | |
| Material | Steel | |
| Standard | DIN 702-4 | |
| Operation | manual | |
| Weight | 28.8 kg | |
| Content | set |
Identification & Classification
| Article number | 313117 250 | |
| EAN / GTIN | 2050001928771 | |
| Manufacturer number | 0819103 | |
| Manufacturer/responsible person | SCHUNK SE & Co. KG, Bahnhofstraße 106-134, 74348 Lauffen/Neckar, Germany, www.schunk.com |
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 ⌀.
Version - image:
Hardened, extremely stiff and polished chuck body.
Base jaws with angled serrations.
Special shape with spray edge.
Push button for jaw change.
Jaw locking (3 times − apart from size 400).
Engagement pin for pre-positioning of the base jaw.
Actuation by means of a wrench
Base jaws with angled serrations.
Special shape with spray edge.
Push button for jaw change.
Jaw locking (3 times − apart from size 400).
Engagement pin for pre-positioning of the base jaw.
Actuation by means of a wrench
Application:
For machines with recessed mount or for mounting by means of flange. Secured with screws from the front. The flange blanks must always be fitted first to the machine and then matched to the chuck.
Standard:
DIN 702-4.
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.