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Heavy-duty chuck, SK 40, ⌀ D1: 32mm
Article no.: 521331
Catalog no.: 300775
Article code:
Product details
Technical Data
| Through-coolant | no | |
| Entry of cooling lubricant | without cooling lubricant entry | |
| Escape of cooling lubricant | without cooling lubricant exit | |
| Cooling lubricant | yes | |
| Holder type | ISO taper | |
| Interface coding | SKG04001795 | |
| Holder shape | flat surface contact, standard taper form A | |
| Holder version | dimensionless nominal size without cooling | |
| Holder size, no dimensions | 0400 | |
| Type of mounting | spigot | |
| ESD protected area (EPA) | no | |
| EX area | no | |
| Interface on machine side | SK 40 | |
| Min. clamping diameter D1 | 32 mm | |
| Gauge length A | 105 mm | |
| External diameter of clamping nut D | 66 mm | |
| Concentricity | 5 µm | |
| Balance quality G at rotational speed | g 6.3 at 20,000 rpm | |
| Machining strategy | HPC | |
| Vibration damping | no | |
| Tool pull-out protection | no | |
| Pendular compensation | no | |
| Maximum clamping force | 900 Nm | |
| Interface | joint 1; joint 2 | |
| Type of product | heavy-duty chucks | |
| Overall length L | 173.4 mm | |
| Overall height H1 | 173.4 mm | |
| Overall width B1 | 66 mm | |
| Standard | ISO 7388-1 | |
| Shape | AD | |
| Through-coolant available | no | |
| Material | heat-treatable steel | |
| Surface treatment | burnished | |
| Content | 1 pcs. |
Identification & Classification
| Article number | 521331 | |
| Catalog number | 300775 | |
| EAN / GTIN | 4045197546982 | |
| Manufacturer number | 300775 32 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Description
Version:
- Low friction due to needle bearings.
- Protected with anti-corrosion coating.
- Dust-tight and watertight.
- Very high clamping force prolongs tool life and improves surface quality.
- Flexible clamping range by means of collets.
Application:
For clamping tools with plain shanks.
Supplied with:
Clamping nut.