ER COLLET CHUCKS
CAT ER COLLET CHUCKS
T.I.R. ≤ 0.0001" in ID bore Speed Up to 25,000 rpm
FEATURES • Ball bearing nut with ground collet race • AT3 or better taper • Equipped with a right-hand-threaded back-up screw
RPM
COOLANT-THRU Coolant-Thru Thru-tool coolant
MILLING
DRILLING REAMING TAPPING
Please note that the maximum RPM listed in our catalog may vary depending on the toolholder shank, weight, balanceability and the G rating.
D1 D
CAT50 - BEARING NUT Part Number Collet Size Collet Range
Nut Wrench L L1
Max. RPM Fig.
L2 D D1
L1
C5007-0016-4.12
ER16 0.019 - 0.406" 016-SPAN 4.12" 2.74"
-
1.26" 2.75" 25K 2
L
C5007-0016-6.00 ER16 0.019 - 0.406" 016-SPAN 6.00" 4.63" - 1.26" 2.75" 25K 2 C5007-0016-8.00 ER16 0.019 - 0.406" 016-SPAN 8.00" 1.64" 6.63" 1.26" 2.75" 25K 3 C5007-0016-12.00 ER16 0.019 - 0.406" 016-SPAN 12.00" 1.64" 10.64" 1.26" 2.75" 25K 3 C5007-0020-2.50 ER20 0.039 - 0.511" 020-SPAN 2.50" 1.14" - 1.38" 2.75" 25K 2 C5007-0020-4.00 ER20 0.039 - 0.511" 020-SPAN 4.00" 2.63" - 1.38" 2.75" 25K 2 C5007-0020-6.00 ER20 0.039 - 0.511" 020-SPAN 6.00" 4.62" - 1.38" 2.75" 25K 2 C5007-0020-8.00 ER20 0.039 - 0.511" 020-SPAN 8.00" 1.72" 6.63" 1.38" 2.75" 25K 3 C5007-0020-12.00 ER20 0.039 - 0.511" 020-SPAN 12.00" 1.57" 10.63" 1.38" 2.75" 25K 3 C5007-0025-2.50 ER25 0.039 - 0.629" 025-SPAN 2.50" 1.14" - 1.65" 2.75" 25K 2 C5007-0025-4.00 ER25 0.039 - 0.629" 025-SPAN 4.00" 2.62" - 1.65" 2.75" 25K 2 C5007-0025-6.00 ER25 0.039 - 0.629" 025-SPAN 6.00" 4.62" - 1.65" 2.75" 25K 2 C5007-0025-8.00 ER25 0.039 - 0.629" 025-SPAN 8.00" 1.74" 6.62" 1.65" 2.75" 25K 3 C5007-0032-4.00 ER32 0.078 - 0.787" 032-SPAN 4.00" 2.63" - 1.97" 2.75" 25K 2 C5007-0032-6.00 ER32 0.078 - 0.787" 032-SPAN 6.00" 4.63" - 1.97" 2.75" 25K 2 C5007-0032-8.00 ER32 0.078 - 0.787" 032-SPAN 8.00" 1.85" 6.62" 1.97" 2.75" 25K 3 C5007-0032-12.00 ER32 0.078 - 0.787" 032-SPAN 12.00" 1.71" 10.63" 1.97" 2.75" 25K 3 C5007-0040-4.00 ER40 0.118 - 1.023" 040-SPAN 4.00" 2.63" - 2.44" 2.75" 25K 2 C5007-0040-6.00 ER40 0.118 - 1.023" 040-SPAN 6.00" 4.63" - 2.44" 2.75" 25K 2 C5007-0040-8.00 ER40 0.118 - 1.023" 040-SPAN 8.00" 1.98" 6.63" 2.44" 2.75" 25K 3 C5007-0040-12.00 ER40 0.118 - 1.023" 040-SPAN 4.00" 1.98" 10.63" 2.44" 2.75" 25K 3
L
Fig. 2
D1 D
L1
L2
L
L
Fig. 3
Notes: • Back-up Screw included with ER Collet Chuck. • *For Extended Length holders, “L” dimension has tapered length. To confirm clearance, please download model/drawing from our website Available in TAPER PLUS + Dual-taper and flange contact
ER Collet Chucks have coolant-thru capabilities. No disc, special nut or wrench required! See ER Coolant Collets on pages 65-70
ER Torque Wrenches Page 75
ER Back Up Screws Page 75
ER Collets Pages 65-70
ER Nuts Page 74
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