Page 239 - UNION

part. ER NuT / ER SPANNER Nc DRILL chuck part.
C C

ern Mas 403 - Bt

chuck chuck

Taper T.I.R HRc
≥ 30µm
AT3 2.5×D 58~60 mm
mm L1
cODE NO cHUcKING D1
cODE NO (d1) D1 L1 G1 cOLLET cHUcK MIN MAX
ERN11-A 19 11.3 M28 1.5 ER11 ER11 BT30 NPu8-70 1.0~8 38 72 78
ERN16-A 28 17.5 M22 1.5 ER16 ER16 NPu13-105 1.0~13 50.5 97 108
ERN20-A 34 19.0 M25 1.5 ER20 ER20 NPu8-70 72 78
ERN11-M 16 12.0 M13 0.75 ER11 ER11 BT40 NPu8-110 1.0~8 38 111 117
ERN16-M 22 18.0 M19 1.0 ER16 ER16 NPu13-100 100 111
ERN20-M 28 19.0 M24 1.0 ER20 ER20 NPu13-130 1.0~13 50.5 132 143
ERN25-M 35 20.0 M30 1.0 ER25 ER25 NPu8-85 83 89
ERN25-uM/RD 42 20.0 M32 1.5 ER25 ER25 BT50 NPu8-110 1.0~8 38 111 117
ERN32-uM/RD 50 22.5 M40 1.5 ER32 ER32 NPu13-100 100 111
1.0~13 50.5
ERN40-uM/RD 63 22.5 M50 1.5 ER40 ER40 NPu13-130 132 143
ERN50-uM/RD 78 35.5 M64 2.0 ER50 ER50

Hydraulic Hydraulic
din 69893 - Hsk
cHuck cHuck

SHrink Fit SHrink Fit
cHuck ern cHuck

Milling mm Milling
chuck cHuck
cODE NO (d1) W1 L1
ERS11-A 17.0 155
Er collEt ERS16-A 25.0 210 Er collEt
chuck ERS20-A 30.0 250 Taper T.I.R HRc cHuck
ERS25-uM.kM/RD 37.0 206 AT3 ≥ 30µm 58~60 mm
2.5×D
ERS32-uM.kM/RD 46.5 253
nc drill ERS40-uM.kM/RD 58.0 289 L1 Nc Drill
cHuck ERS50-uM.kM/RD 74.0 351 cODE NO cHUcKING D1 chuck
ERS11-M 11.5 95 MIN MAX
ERS16-M 15.0 117 hSk50A NPu8-140 1.0~8 34.5 141 147
tapping ERS20-M 19.5 129 hSk63A NPu8-140 1.0~8 34.5 tapping
cHuck NPu13-140 1.0~13 46.0 142 153 cHuck
ERS25-M 25.0 142
NPu8-150 1.0~8 34.5 151 157
hSk100A
NPu13-170 1.0~13 46.0 172 183

44 Union Materials cUTTING TOOLs 45