
SS J CSI A 0.003 A 58-60 HRc AT3 Taper BT-FC-ER ER Collet Chucks with BT MAS-403 G D3 G2.5 Face Contact ADB Tapered Shanks SK 40= 20,000 RPM SK 50=15,000 RPM U<1.0 gmm L1 L kg Designation SS CSI D 3 L L 1 J G BT40 FC ER16X70 40 ER16 28.00 70.00 44.0 M12 M16 1.05 NUT ER16 TOP BT40 FC ER16X100 40 ER16 28.00 100.00 74.0 M12 M16 1.17 NUT ER16 TOP BT40 FC ER32X60 40 ER32 50.00 60.00 34.0 M22X1.5 M16 0.92 NUT ER32 TOP BT MAS-403 BT40 FC ER32X100 40 ER32 50.00 100.00 74.0 M22X1.5 M16 1.54 NUT ER32 TOP BT40 FC ER40X80 40 ER40 63.00 80.00 54.0 M28X1.5 M16 1.09 NUT ER40 TOP BT50 FC ER16X100 50 ER16 28.00 100.00 63.5 M12 M24 3.91 NUT ER16 TOP BT50 FC ER16X150 50 ER16 28.00 150.00 113.5 M12 M24 3.96 NUT ER16 TOP BT50 FC ER32X100 50 ER32 50.00 100.00 63.5 M22X1.5 M24 3.98 NUT ER32 TOP BT50 FC ER32X150 50 ER32 50.00 150.00 113.5 M22X1.5 M24 4.65 NUT ER32 TOP BT50 FC ER40X100 50 ER40 63.00 100.00 63.5 M28X1.5 M24 4.03 NUT ER40 TOP BT50 FC ER40X150 50 ER40 63.00 150.00 113.5 M28X1.5 M24 5.60 NUT ER40 TOP BT-FC Face Contact Taper Face Contact Standard Spindle Spindle Face Contact Standard Holder Holder 978-979 981 947-950 980 944-946 L Ref A 0.003 A AT3 Taper 58-60 HRc CSI L 1 Ref BT-ER-SHORT SS Short ER Collet Chucks with BT G2.5 MAS-403 ADB Tapered Shanks D 3 G 1 d min max 20,000 RPM G U<1.0 gmm J kg Designation SS CSI d min d max L L 1 D 3 J G G 1 BT30 ER20 SHORT 30 ER20 1.0 13.0 23.70 5.2 25.00 M12 M12 M25X1.5 0.30 BT40 ER32 SHORT 40 ER32 2.0 20.0 36.50 6.0 40.00 M16 M16 M40X1.5 0.74 BT40 ER40 SHORT 40 ER40 3.0 26.0 43.00 6.0 50.00 M16 M16 M50X1.5 0.78 BT50 ER32 SHORT 50 ER32 2.0 20.0 44.00 6.0 40.00 M22X1.5 M24 M40X1.5 3.36 BT50 ER40 SHORT 50 ER40 3.0 26.0 44.00 6.0 50.00 M28X1.5 M24 M50X1.5 3.09 • B is the designation for coolant through flange. 978-979 980 981 947-950 980 944-946, 843 Balanceable Rings SS A 0.003 A AT3 Taper 58-60 HRc BT-ER-BIN (BALANCIN) Balanceable ER DIN6499 Collet D 3 D 1 d min max G2.5 Chucks with BT MAS-403 AD 20,000 RPM Tapered Shanks G J U<1.0 gmm L 3 Ref CSI L 1 Ref L Ref kg Designation SS CSI d min d max L L 1 L 3 D 3 D 1 G J BT40 ER20X100 BIN 40 ER20 1.0 13.0 100.00 73.0 44.60 34.00 44.00 M16 M12 1.30 BT40 ER20X150 BIN 40 ER20 1.0 13.0 150.00 123.0 79.60 34.00 44.00 M16 M12 1.67 BT40 ER25X100 BIN 40 ER25 1.0 16.0 100.00 73.0 43.00 42.00 44.00 M16 M16 1.26 BT40 ER25X150 BIN 40 ER25 1.0 16.0 150.00 123.0 79.00 42.00 44.00 M16 M16 1.64 BT40 ER32X100 BIN 40 ER32 2.0 20.0 100.00 73.0 44.00 50.00 60.00 M16 M22X1.5 1.53 BT40 ER32X150 BIN 40 ER32 2.0 20.0 150.00 123.0 94.00 50.00 60.00 M16 M22X1.5 2.24 • Can be balanced by the balancing ring up to G2.5 at 30,000 RPM. 992 978-979 947-950 836-837 944-946 897