
Certificate of Quality
- Chuck body fine balanced G2.5 at 22.000 rpm
- All functional surfaces fine machined
- Taper tolerance AT3
- Coolant supply form JD/JF
Your current product selection:

Face Mill Arbor
JIS B 6339-2 · BT40
Certificate of Quality
- Chuck body fine balanced G2.5 at 22.000 rpm
- All functional surfaces fine machined
- Taper tolerance AT3
- Coolant supply form JD/JF
Face Mill Arbor
JIS B 6339-2 · BT40
For holding face mill cutters and milling cutters with radial driving slot DIN 1880.
Similar to DIN 6357 with taper JIS B 6339-2 BT40 form JD/JF.
Form JD/JF: interior coolant supply through centre (Form JD) and through the collar (form JF)
- With coolant exit bores on the end face for milling cutters with central cooling
- Included in delivery: Complete with tightening bolt
Technical data subjects to change without prior notice.
Technical drawing

Please select your clamping diameter:
Clamping Ø D1 [mm] | 16 |
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Ø D2 [mm] | 36 |
L [mm] | 17 |
Order No. | Gage length A in mm | |||||
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40.550.16.KKB | ![]() short, 35.00 mm |
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Accessory |
Clamping Ø D1 [mm] | 22 |
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Ø D2 [mm] | 48 |
L [mm] | 19 |
Order No. | Gage length A in mm | |||||
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40.550.22.KKB | ![]() short, 35.00 mm |
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Accessory | ||
40.551.22.KKB | ![]() long, 100.00 mm |
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Accessory |
Clamping Ø D1 [mm] | 27 |
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Ø D2 [mm] | 59 |
L [mm] | 21 |
Order No. | Gage length A in mm | |||||
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40.550.27.KKB | ![]() short, 35.00 mm |
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Accessory | ||
40.551.27.KKB | ![]() long, 100.00 mm |
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Accessory |
Clamping Ø D1 [mm] | 32 |
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Ø D2 [mm] | 78 |
L [mm] | 24 |
Order No. | Gage length A in mm | |||||
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40.550.32.KKB | ![]() short, 65.00 mm |
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Accessory |
Clamping Ø D1 [mm] | 40 |
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Ø D2 [mm] | 87 |
L [mm] | 27 |
Order No. | Gage length A in mm | |||||
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40.550.40.KKB | ![]() short, 70.00 mm |
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Accessory |