{{ name }}
Article no. {{ combinedCodeWithHighlight }}
Article code:
EAN / GTIN:
Manufacturer number:
ER collet chuck Form AD 20
Article no.: 302757 20
Article code:
- Arbor standard: JIS B6339; JIS B6339
- Shape: AD
- Balance quality G at rotational speed: G 6.3 at 18,000 rpm
- Concentricity: ≤ 3
- Machining strategy: HSC
Product details
Technical Data
| Clamping ⌀ D1 | 1-13 mm | |
| Adapter | BT 40 short | |
| Arbor standard | JIS B6339; JIS B6339 | |
| Shape | AD | |
| Balance quality G at rotational speed | G 6.3 at 18,000 rpm | |
| Concentricity | ≤ 3 µm | |
| Machining strategy | HSC | |
| Clamping range | 1 mm - 13 mm | |
| Overhang dimension A | 70 mm | |
| External ⌀ D | 34 mm | |
| Spare ER clamping nut | 20 | |
| ER chuck key | 20 | |
| Type of product | Collet chuck |
Identification numbers & Classifications
| Article number | 302757 20 | |
| EAN / GTIN | 4062406421946 | |
| Manufacturer number | 302757 20 |
Description
Version:
External and internal taper ground.
- All shanks fine bead blasted. Balancing quality G6.3 / 18,000 rpm.
- High-quality precision clamping nut.
Application:
For clamping tools with parallel shank in collets to DIN 6499 Form A and B.
Supplied with:
ER clamping nut.
Optional extras:
ER collets No. 308881 − 309434, ER chuck keys No. 309680 – 309745 or No. 613300.
Pull studs (PS) No. 308760 − 308802. Pull stud wrenches No. 308820; 308835.
Pull studs (PS) No. 308760 − 308802. Pull stud wrenches No. 308820; 308835.
Note:
Downloads & documents
Compare with similar products
This article |
Recommendations |
|||
|---|---|---|---|---|
ER collet chuck Form AD 20 |
||||
| Adapter | BT 40 short | BT 40 short | SK 50 A = 70 | SK 40 A = 70 |
| Arbor standard | JIS B6339; JIS B6339 | JIS B6339; ISO 7388-2 | ISO 7388-1 | ISO 7388-1 |
| Overhang dimension A | 70 mm | 70 mm | 70 mm | 70 mm |
| External ⌀ D | 34 mm | 34 mm | 34 mm | 34 mm |
| Clamping ⌀ D1 | 1-13 mm | 1-13 mm | 1-13 mm | 1-13 mm |
| Balance quality G at rotational speed | G 6.3 at 18,000 rpm | G 2.5 at 25,000 rpm | G 2.5 at 25,000 rpm | G 6.3 at 18,000 rpm |
| Machining strategy | HSC | HSC | HSC | HSC |