3 Jaw Open Center

LARGE THRU-HOLE POWER CHUCK

LARGE THRU-HOLE | 3-JAW
  • WEDGE-HOOK type 3-jaw with the extra large through-hole.
  • Matching surfaces of all parts hardened, ground and lubricated directly.
  • High rigidity and high repeatability precision.

Model
Unit
200
250
315
380
400
Open Centre (Dia.)
MM
Jaw Stroke (Dia.)
MM
Plunger Stroke
MM
Max. Draw Bar Pull
KGF
Max.  Gripping Force
KGF
Max. Speed
RPM
Weight without Jaw (Approx)
KG.

 

* The dimensions and the specifications of 3H-BA、3H-2A are in the orange data.
* The 3H-2 series are power chucks with extra large thru-hole design.
* The rotary cylinders are recommended based on power chucks that from 4”~10” are common used in the industry.
* If you find that you need different bore size or installation interface, please just contact us. We have many standard and customized power chucks for option and meet your needs.

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Model
A
B
C (H6)
D
E (H7)
F
G
H
J (H7)
K
L
M
N Max.
N Min.
O Max.
O Min.
P Max.
P Min.
Q
R (H6)
S
T
V
W
X
Y
Z
a
b
c
d
e
200
210
86
170
17
82
5
150
133.35
52
6 x M12
65.5
25
40
37.5
25.5
10
16
-1.5
37
14
16.5
6
6 x M5
66
6.5
30
117.5
3 x M5
70
3
6 x M12
1/16″ x 90°
250
254
95
220
20
110
5
190
171.4
75
6 x M16
75.5
30
43
52
29.3
14.1
10.5
-12
42
16
25
M20
6 x M8
94
6
45
150
3 x M6
96.5
2.5
6 x M12
1/16″ x 90º
315
305
104
220
20
128
6
190
171.46
91
6 x M16
91.5
30
73
62
28.3
14.1
8.5
-7
52
21
28
2.5
6 x M8
108
9
50
171
3 x M6
115
4
6 x M16
1/16″ x 90°
380
381
127
300
20
172
6
260
235
117.5
6 x M20
108.4
43
102.3
82
29.1
15
16
-8
62
24
30
5
6 x M10
139
12
60
205
6 x M6
156
3
6 x M20
1/16″ x 90º
400
400
127
300
20
172
6
260
235
117.5
6 x M20
118.9
43
83.5
82
29.1
15
14
-7.5
62
24
30
5
3 M10
139
12
60
205
6 x M6
156
60
6 x M20
1/16″ x 90º

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