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for ER collets | 40 | |
Clamping ⌀ D1 | 3-26 mm | |
Adapter | BT 50 short | |
Arbor standard | JIS B6339; JIS B6339 | |
Shape | AD | |
Balance quality G at rotational speed | G 2.5 at 25,000 rpm | |
Concentricity | ≤ 3 µm | |
Machining strategy | HSC | |
Clamping range | 3 mm - 26 mm | |
Overhang dimension A | 80 mm | |
a | 1.5 mm | |
External ⌀ D | 63 mm | |
Spare ER clamping nut No. 309580 | 40 | |
ER chuck key No. 309680 | 40 | |
Version | BT-DC | |
Balluffchip bore | yes | |
Type of product | Collet chuck |
Article number | 303740 40 | |
EAN / GTIN | 4062406250386 | |
Manufacturer number | 303740 40 |
This article |
Recommendations |
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![]() ![]() ER collet chuck Form AD 40 |
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Overhang dimension A | 80 mm | 80 mm | 80 mm | 80 mm |
External ⌀ D | 63 mm | 63 mm | 63 mm | 63 mm |
Shape | AD | ADB | ADB | AD |
Concentricity | ≤ 3 µm | ≤ 3 µm | ≤ 3 µm | ≤ 3 µm |
Balance quality G at rotational speed | G 2.5 at 25,000 rpm | G 2.5 at 25,000 rpm | G 6.3 at 20,000 rpm | G 2.5 at 25,000 rpm |
Machining strategy | HSC | HSC | HSC | HSC |
Type of product | Collet chuck | Collet chuck | Collet chuck | Collet chuck |