3/48
Clamping
Systems
3
Design: DIN 69871, Form AD/B,
precision balanced. Made of alloy
case-hardened steel, with a core tensile strength of min. approx.
950 N/mm
2
and a hardness depth of min. 0.5 mm. Taper to DIN 254.
With transverse and longitudinal grooves.
All functional surfaces
machined
and
guaranteed quality
thanks to double 100 % control.
Taper tolerance: AT3.
Balancing quality: G2.5 22000 min
-1
.
Concentricity: < 0.006 mm.
Hardened 60 -2 HRC.
Application:
For clamping shell end mills DIN 841 and DIN 1880 as
well as single angle milling cutters DIN 842 and milling heads
DIN 1830.
Scope of delivery:
Shell end mill arbour complete with cutter
retaining screw, driving ring and feather key.
Order
No.
d
1
mm
3221
SK
d
2
mm
l
2
mm
l
3
mm
l
1
mm
4160
16
95.00
40 32 17 27 55
4220
22
100.00
40 40 19 31 55
4270
27
104.00
40 48 21 33 55
4320
32
115.00
40 58 24 38 60
4400
40
137.00
40 70 27 41 60
(W394)
Order
No.
d
1
mm
3221
SK
d
2
mm
l
2
mm
l
3
mm
l
1
mm
5220
22
139.00
50 40 19 31 55
5270
27
143.00
50 48 21 33 55
5320
32
159.00
50 58 24 38 55
5400
40
171.00
50 70 27 41 55
(W394)
Precision combi mount-on milling die
Design: DIN 69871, Form A,
made of alloy case-hardened steel, with
a core tensile strength of approx. 950 N/mm
2
and a hardness depth
of min. 0.5 mm. Taper according to DIN 254.
Taper angle: Tolerance AT3.
Taper surface roughness: Ra < 0.001 mm.
Concentricity: G6.3 15000 min
-1
Hardened 58 ±2 HRC.
Application:
To nest tools with Morse taper shank and
tangs.
Order
No.
Inner
MK
3670
SK 40
3671
SK 50
d
1
mm
l
1
mm
3670 3671
0001
1
33.20
–
25 50 –
0004
2
33.20
47.50
32 50 60
0007
3
33.20
47.50
40 70 65
(W370)
(W370)
Order
No.
Inner
MK
3670
SK 40
3671
SK 50
d
1
mm
l
1
mm
3670 3671
0010
4
37.30
47.50
48 95 95
0013
5
–
51.00
63 – 105
(W370)
(W370)
Spacer
Design: DIN 69871, Form A,
precision balanced. Made of alloy
case-hardened steel, with a core tensile strength of min. approx.
950 N/mm
2
and a hardness depth of min. 0.5 mm. Taper to
DIN 254.
All functional surfaces machined
and
guaranteed
quality
thanks to double 100 % control.
Taper tolerance: AT3.
Concentricity: < 0.008 mm.
Hardened 60 -2 HRC.
Application:
For mounting tools with Morse taper shanks with
tangs
to DIN 228-1, Form B.
Order
No.
MK
3217
SK 40
3219
SK 50
d
1
mm
l
1
mm
0001
1
75.00
–
25
50
0004
2
75.00
129.00
32
50
0007
3
79.00
131.00
40
70
0010
4
84.00
135.00
48
95
(W394)
(W394)
Precision spacer sleeve
DIN
69871
Form
AD/B
≤ 6 µm
DIN
69871
Form
AD
DIN
69871
Form
A
≤ 8 µm
Tool holders
570