3 Jaw Close 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
400
530
630
800
900
1000
Jaw Stroke (Dia.)
MM
1
Plunger Stroke
MM
Max. Draw Bar Pull
KGF
Max.  Gripping Force
KGF
Max. Speed
RPM
Weight without Jaw (Approx)
KG.
Matching Hydraulic Cylinder

 

* 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
K
L
M
N Max.
N Min.
O Max.
O Min.
P
Q
R (H6)
S Max.
S Min.
T
U
V
W
X
Y
Z
a
b
c
d
e
200
210
77
170
16
90
5
150
133.35
6 x M12
61
25
41
38.5
28
10.5
41
37
14
31.5
21.5
M20
0
40
6 x M6
23
52
90
3 x M6
75
2.9
6 x M12
1/16″ x 90°
250
254
89
220
21
100
5
190
171.45
6 x M16
75
30
47.7
45.3
21
11
36
40
16
54
42
M20
5
50
6 x M8
26
60
100
3 x M6
80
2
6 x M12
1/16″ x 90º
315
304
101
220
22
140
6
190
171.45
6 x M16
96
30
54.7
48.2
52
11
70.5
50
18
61
46
M24
5
50
3 x M8
32
60
105
3 x M8
124
2
6 x M14
1/16″ x 90°
400
400
112
300
30
175
6
260
235
6 x M20
128
43
72.5
62.5
68
15
57
65
24
43
25
M24
10
52
3 x M10
32
63
135
3 x M8
155
2.5
6 x M20
1/16″ x 90º
530
530
117.5
380
31
186
6
340
330.2
6 x M22
177
60
86.7
78.7
78.5
22
57
65
25
65.5
30.5
M30
3
60
3 x M12
35
78
156
3 x M6
171.45
3
6 x M20 
1/16″ x 90°
635
635
119
380
31
210.5
8
340
330.2
6 x M22
219
60
97
88.5
120.5
22
54
65
25
65.5
31
M30
8
60
3 x M12
35
85
175
3 x M6
190
3
6 x M20
1/16″ x 90º
800
800
141
460
35
220
8
380
6 x M24
302
60
98
87
203.5
22
65
70
25
67
44.5
M30
6
60
35
85
180
3 x M8
200
3
6 x M20
1/16″ x 90°
900
900
165
520
45
290
10
463.6
6 x M24
320
60
131
119.5
222
22
75
85
30
70
40
M30
0
65
30
90
250
3 x M8
270
3
6  x M20
1/16″ x 90º
1000
1000
165
520
32
290
10
463.6
6 x M24
370
60
132
119.3
272
22
75
85
30
70
40
M30
0
65
30
90
250
3 x M8
270
3
6 x M20
1/16″ x 90°

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