584 / 1618
3/62
Clamping
Systems
3
Design: JIS B 6339 (MAS-BT), Form AD,
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.
All functional surfaces machined
and
guaranteed quality
thanks
to double 100 % control.
Taper angle: Tolerance AT3.
Taper surface roughness: Ra < 0.001 mm.
Bore tolerance: H5.
Balancing quality: G6.3 8000 min
-1
.
Hardened 60 -2 HRC.
Application:
To nest tools with Morse taper shank and
tangs.
Order
No.
Inner MK
3237
BT 40
d
1
mm
l
1
mm
4001
1
77.00
25
50
4002
2
77.00
32
50
4003
3
80.00
40
70
4004
4
85.00
48
95
(W394)
Order
No.
Inner MK
3237
BT 50
d
1
mm
l
1
mm
5002
2
142.00
32
60
5003
3
148.00
40
65
5004
4
154.00
48
95
(W394)
Precision spacer sleeve
Design: JIS B 6339 (MAS-BT), Form AD,
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.
Bore tolerance: H5.
Balancing quality: G6.3 15000 min
-1
.
Hardened 58 ±2 HRC.
Application:
For nesting tools with Morse taper shank and
locking
thread.
Order
No.
Inner MK
3683
BT
d
1
mm
l
1
mm
4001
1
49.60
40
25
50
4002
2
49.60
40
32
50
(W370)
Order
No.
Inner MK
3683
BT
d
1
mm
l
1
mm
4003
3
49.60
40
40
70
4004
4
53.20
40
48
95
(W370)
Spacer
Design: JIS B 6339 (MAS-BT), 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.
Bore tolerance: H5.
Balancing quality: G6.3 15000 min
-1
.
Hardened 58 ±2 HRC.
Application:
For mounting drill chucks with inside taper according
to DIN 238.
Order
No.
Chuck taper
3667
BT
l
1
mm
4016
B 16
33.00
40
25
5016
B 16
49.60
50
32
(W370)
Drill chuck mounting
B
JIS
6339
MAS/BT
Form
AD
B
JIS
6339
MAS/BT
Form
A
B
JIS
6339
MAS/BT
Form
AD
d
1
l
1
d
1
l
1
Tool holders
584