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ERNC-Style Collets
for thru-coolant applications
The head-angle of the ERNC-Style Collet is sealed for thru-coolant applications and pressure-resistance tested to 1000 psi. Exact metric sizes shown in millimeter and decimal inch equivalent.
ERNC16 & ERNC20 Collets ERNC25 & ERNC32 Collets ERNC40 Collets
ERNC16 Collet Range ERNC20 Collet Part Number mm Inch Part Number ERNC25 Collet Range ERNC32 Collet Part Number mm Inch Part Number ERNC40 Collet Range Part Number mm Inch
2133-00-17-030000 3.0 .118" 2135-00-17-030000 2133-00-17-040000 4.0 .157" 2135-00-17-040000
2133-00-17-050000 5.0 .197" 2135-00-17-050000
2133-00-17-060000 6.0 .236" 2135-00-17-060000
2133-00-17-070000 7.0 .276" 2135-00-17-070000
2133-00-17-080000 8.0 .315" 2135-00-17-080000
2133-00-17-090000 9.0 .354" 2135-00-17-090000
2133-00-17-100000 10.0 .394" 2135-00-17-100000
11.0 .433" 2135-00-17-110000
12.0 .472" 2135-00-17-120000
13.0 .512" 2135-00-17-130000 2137-00-17-030000 3.0 .118" 2139-00-17-030000 2137-00-17-040000 4.0 .157" 2139-00-17-040000 2137-00-17-050000 5.0 .197" 2139-00-17-050000 2137-00-17-060000 6.0 .236" 2139-00-17-060000
2137-00-17-070000 7.0 .276" 2139-00-17-070000
2137-00-17-080000 8.0 .315" 2139-00-17-080000 2137-00-17-090000 9.0 .354" 2139-00-17-090000 2137-00-17-100000 10.0 .394" 2139-00-17-100000 2137-00-17-110000 11.0 .433" 2139-00-17-110000
2137-00-17-120000 12.0 .472" 2139-00-17-120000
2137-00-17-130000 13.0 .512" 2139-00-17-130000
2137-00-17-140000 14.0 .551" 2139-00-17-140000
2137-00-17-150000 15.0 .590" 2139-00-17-150000
2137-00-17-160000 16.0 .629" 2139-00-17-160000
17.0 .669" 2139-00-17-170000
18.0 .708" 2139-00-17-180000
19.0 .748" 2139-00-17-190000
20.0 .787" 2139-00-17-200000 2141-00-17-040000 4.0 .157" 2141-00-17-050000 5.0 .197"
2141-00-17-060000 6.0 .236"
2141-00-17-070000 7.0 .276"
2141-00-17-080000 8.0 .315"
2141-00-17-090000 9.0 .354"
2141-00-17-100000 10.0 .394"
2141-00-17-110000 11.0 .433"
2141-00-17-120000 12.0 .472"
2141-00-17-130000 13.0 .512"
2141-00-17-140000 14.0 .551"
2141-00-17-150000 15.0 .590"
2141-00-17-160000 16.0 .629"
2141-00-17-170000 17.0 .669"
2141-00-17-180000 18.0 .708"
2141-00-17-190000 19.0 .748"
2141-00-17-200000 20.0 .787"
2141-00-17-210000 21.0 .827"
2141-00-17-220000 22.0 .866"
2141-00-17-230000 23.0 .906"
2141-00-17-240000 24.0 .945"
2141-00-17-250000 25.0 .984"
2141-00-17-260000 26.0 1.024" METRIC Note: Inch sizes from 1 ⁄ 8 " to 1" by 1 ⁄ 32 " increments available on request. ERNC50 Collets can be manufactured to order. Hardinge
ER Collet Concentricity Specifications
Maximum TIR Clamping Range High D Precision Precision Minimum Maximum L DIN 6499 DIN 6499 mm Inch mm Inch mm Inch mm Inch mm Inch DL 1.0 .039" 1.6 .063" 6 .236" .015 .0006" .008 .0003"
1.6 .063" 3.0 .118" 10 .394" .015 .0006" .008 .0003"
3.0 .118" 6.0 .236" 16 .630" .015 .0006" .008 .0003"
6.0 .236" 10.0 .394" 25 .984" .015 .0006" .008 .0003"
10.0 .394" 18.0 .709" 40 1.575" .020 .0008" .010 .0004"
18.0 .709" 26.0 1.024" 50 1.969" .020 .0008" .010 .0004" 26.0 1.024" 34.0 1.339" 60 2.363" .025 .0010" Total Indicator Reading (TIR) from the face of the collet
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