
GBP 57 G 2.5 ≤3µm JIS ISO Form 25000 HSC B6339 7388-2 ADB min-1 Arbors for screw-in milling cutters − JIS B 6339 (MAS-BT) All shanks hard turned. Application: To take screw-in milling cutters with thread. Optional extras: Pull studs (PS) No. 308760 − 308802. 30 3139 Thread M × Usable 30 3139 30 3141 Dimension A ⌀ D1 toler- ⌀ D2 ⌀D L1 L2 31A 31A length L1 ance IT6 Arbor for screw-in milling cutters with thread 30 3139 30 3141 30 3139 30 3141 BT 40 BT 50 mm mm mm mm mm mm mm mm M6×25 eShop – 52 – 6.5 10 13 25 5 – M6×50 eShop – 77 – 6.5 10 20 50 5 – M6×75 eShop – 102 – 6.5 10 23 75 5 – M8×25 eShop – 52 – 8.5 13 15 25 5 – M8×50 eShop eShop 77 88 8.5 13 23 50 5 5 M8×75 eShop – 102 – 8.5 13 23 75 5 – M10×25 eShop – 52 – 10.5 18 20 25 5 – M10×50 eShop eShop 77 88 10.5 18 23 50 5 5 M10×100 eShop eShop 127 138 10.5 18 32 100 5 10 M12×25 eShop – 52 – 12.5 21 24 25 5 – M12×50 – eShop – 88 12.5 21 24 50 – 10 M12×75 eShop – 102 – 12.5 21 31 75 5 – M12×100 – eShop – 138 12.5 21 33 100 – 10 M12×125 eShop – 152 – 12.5 21 36 125 5 – M16×25 eShop – 52 – 17 29 29 25 5 – M16×50 – eShop – 88 17 29 29 50 – 10 M16×75 eShop – 102 – 17 29 34 75 5 – M16×100 – eShop – 138 17 29 36 100 – 10 M16×125 eShop – 152 – 17 29 40 125 5 – M16×150 – eShop – 188 17 29 42.5 150 – 10 G 2.5 ≤3µm ISO JIS 25000 HSC 7388-2 B6339 min-1 ≤80 bar Hydraulic chuck (HD chuck) − JIS B6339 (MAS-BT) ■ Radial run-out ≤ 3 µm. ■ With RFID/Balluffchip bore. ■ Axial length adjustment possible (adjustment range V = 10 mm). 30 3473 ■ Flexibility thanks to the use of reducing adapters. ■ Coolant pressure up to 80 bar. Application: For drilling, reaming and finish milling. A Optional extras: Pull studs (PS) No. 308760 − 308802, reducing sleeves No. 302135 − 302187. L1 L2 ⌀ D ⌀ D2 ⌀ D1 M V Clamping ⌀ D1 mm 6 8 10 12 16 20 30 30 3471 BASIC hydraulic chuck BT 30 eShop eShop eShop eShop eShop eShop 31A short, slim, Form AD BASIC hydraulic chuck 30 3473 BT 40 eShop eShop eShop eShop eShop eShop 31A short, slim, Form ADB Dimension A (30 3471) mm 55 55 55 55 90 90 Dimension A (30 3473) mm 90 ⌀ D2 mm 26 28 30 32 38 42 ⌀ D (30 3471) mm 46 46 46 46 45 45 ⌀ D (30 3473) mm 44.5 M (30 3471) M5 M6 M8×1 M10×1 M12×1 M8×1 M (30 3473) M5 M6 M8×1 M10×1 M12×1 M16×1 996