BT 30 ER Collet Chuck

HIGH PRECISION TOOLHOLDING

ER Collet Chucks are an ideal solution for most drilling and lighter higher speed milling applications producing operational speeds as high as 25,000 RPM. The versatile design of the ER Collet Chuck provides a wide range of machining options, from production to high precision machining. Simply select the right collet and nut combination from our range of performance choices to achieve the best toolholder for your application.  


ER Collet Chucks
  • Available in BT30 and BT30(F) Simulfit taper connections
  • Collet seat taper T.I.R. ≤ .0002”
  • Accepts DIN 6499 collets
  • Balanced to G2.5
  • Hardened to Rc: 52-56 to avoid damaging collet chuck treads
  • Constructed of alloy steel for long, durable service life
 
Collet Range Specifications


Collet & Nut Performance Choices  


 
Part #
Taper:
Class:
Size:
Simulfit:
DIN Coolant:
B:
C:
Socket Depth:
Nut:
Nut Type:
Torque:
Back Up Screw:
Wrench:
 
B30-16ERF236
BT 30
STANDARD
ER 16
N
N
1.10"
2.36"
1.83"
16ERHN
FLUSH NUT
52 Ft. Lbs.
BS-20
ECN20W
B30-16ERP248
BT 30
STANDARD
ER 16
N
N
1.10"
2.48"
1.83"
16ERHPN
POWER NUT
42 Ft. Lbs.
-
ECN20W
B30-20ERF236
BT 30
STANDARD
ER 20
N
N
1.34"
2.36"
2.48"
20ERHN
FLUSH NUT
74 Ft. Lbs
BS-09
20ERHNW
B30-20ERP248
BT 30
STANDARD
ER 20
N
N
1.34"
2.48"
2.48"
20ERHPN
POWER NUT
60 Ft. Lbs.
-
20ERHNW
B30-32ERF236
BT 30
STANDARD
ER 32
N
N
1.97"
2.36"
3.88"
32ERN
FLUSH NUT
125 Ft. Lbs.
BS-18
32ERNW
B30-32ERP248
BT 30
STANDARD
ER 32
N
N
1.97"
2.48"
3.88"
32ERPN
POWER NUT
100 Ft. Lbs.
-
32ERNW
B30F-16ERF236
BT 30 Simulfit
STANDARD
ER 16
Y
N
1.10"
2.36"
1.83"
16ERHN
FLUSH NUT
52 Ft. Lbs.
BS-20
ECN20W
B30F-16ERP248
BT 30 Simulfit
STANDARD
ER 16
Y
N
1.10"
2.48"
1.83"
16ERHPN
POWER NUT
42 Ft. Lbs.
-
ECN20W
B30F-20ERF236
BT 30 Simulfit
STANDARD
ER 20
Y
N
1.34"
2.36"
2.48"
20ERHN
FLUSH NUT
74 Ft. Lbs
BS-09
20ERHNW
B30F-20ERP248
BT 30 Simulfit
STANDARD
ER 20
Y
N
1.34"
2.48"
2.48"
20ERHPN
POWER NUT
60 Ft. Lbs.
-
20ERHNW
B30F-32ERF236
BT 30 Simulfit
STANDARD
ER 32
Y
N
1.97"
2.36"
3.88"
32ERN
FLUSH NUT
125 Ft. Lbs.
BS-18
32ERNW
B30F-32ERP248
BT 30 Simulfit
STANDARD
ER 32
Y
N
1.97"
2.48"
3.88"
32ERPN
POWER NUT
100 Ft. Lbs.
-
32ERNW
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