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ATS Ultimate Chuck Hard Top Jaws
 

GUA
HARD JAWS
JAW TYPE
PART #
UNITS
N
S
B
H
H2
L
T
b
WGT.
 
GUA 160/170 1193 5717
in. / lbs.
0.709
0.315
0.803
1.465
1.287
2.445
0.295
1.260
1.3
mm. / kg.
18.0
8.0
20.4
37.2
32.7
62.1
7.5
32.0
0.6
GUA 200
in. / lbs.
0.787
0.394
0.961
1.701
1.504
2.799
0.394
1.575
1.8
mm. / kg.
20.0
10.0
24.4
43.2
38.2
71.1
10.0
40.0
0.8
GUA 250
in. / lbs.
0.787
0.472
1.354
2.173
1.976
3.634
0.551
1.575
4.2
mm. / kg.
20.0
12.0
34.4
55.2
50.2
92.3
14.0
40.0
1.9
GUA 315
in. / lbs.
0.787
0.472
1.406
2.173
1.976
3.634
0.551
1.575
4.2
mm. / kg.
20.0
12.0
35.7
55.2
50.2
92.3
14.0
40.0
1.9
GUA 400
in. / lbs.
1.024
0.472
1.406
2.440
2.205
4.224
0.591
2.126
7.3
mm. / kg.
26.0
12.0
35.7
62.0
56.0
107.3
15.0
54.0
3.3
GUA 500/630
in. / lbs.
1.181
0.709
1.772
3.230
2.953
5.118
0.787
2.362
15.0
mm. / kg.
30.0
18.0
45.0
82.0
75.0
130.0
20.0
60.0
6.8
 
SZK-JS
HARD JAWS
JAW TYPE
PART #
UNITS
N
S
B
H
L
G
T
b
 
SZK-JS 210/225
in. / lbs.
0.787
0.394
1.181
1.772
3.563
M5
0.980
1.580
mm. / kg.
20.0
10.0
30.0
45.0
90.5
24.9
40.1
SZK-JS 210/225
in. / lbs.
0.787
0.394
1.181
1.772
2.600
M5
0.980
1.580
mm. / kg.
20.0
10.0
30.0
45.0
66.0
24.9
40.1
SZK-JS 210/225
in. / lbs.
0.787
0.394
1.181
1.772
2.600
M5
0.980
1.580
mm. / kg.
20.0
10.0
30.0
45.0
66.0
24.9
40.1
SZK-JS 265/315
in. / lbs.
0.787
0.472
1.575
1.969
3.700
M6
0.980
1.580
mm. / kg.
20.0
12.0
40.0
50.0
94.0
24.9
40.1
SZK-JS 265/315
in. / lbs.
0.787
0.472
1.575
1.969
2.835
M6
0.980
1.580
mm. / kg.
20.0
12.0
40.0
50.0
72.0
24.9
40.1
SZK-JS 265/315
in. / lbs.
0.787
0.472
1.575
1.969
3.070
M6
0.980
1.580
mm. / kg.
20.0
12.0
40.0
50.0
78.0
24.9
40.1

 
SZK-JS
CLAMP RANGE
JAW TYPE
OD CLAMP
POSITION 1
OD CLAMP
POSITION 2
ID CLAMP
POSITION 1
ID CLAMP
POSITION 2
 
 
Min
Max
Min
Max
Min
Max
Min
Max
SZK-JS 210
1.43
3.25
1.43
1.81
8.94
10.81
7.38
9.28
36.3
82.6
36.3
46.0
227.1
274.6
187.5
235.7
SZK-JS 210
3.87
5.75
2.37
4.25
6.43
8.31
4.93
6.81
98.3
146.1
60.2
108.0
163.3
211.1
125.2
173.0
SZK-JS 210
5.28
7.18
3.75
5.68
5.00
6.87
3.56
5.38
134.1
182.4
95.3
144.3
127.0
174.5
90.4
136.7
SZK-JS 225
2.06
3.87
1.43
2.06
9.56
11.43
7.68
9.56
52.3
98.3
36.3
52.3
242.8
290.3
195.1
242.8
SZK-JS 225
4.50
6.37
2.68
4.50
7.06
8.94
5.25
7.06
114.3
161.8
68.1
114.3
179.3
227.1
133.4
179.3
SZK-JS 225
5.94
7.81
4.06
5.94
5.62
7.50
3.81
5.63
150.9
198.4
103.1
150.9
142.7
190.5
96.8
143.0
SZK-JS 265
2.69
5.31
2.00
2.88
10.19
12.81
8.13
10.31
68.3
134.9
50.8
73.2
258.8
325.4
206.5
261.9
SZK-JS 265
5.19
7.81
2.68
5.31
7.75
10.38
5.75
7.88
131.8
198.4
68.1
134.9
196.9
263.7
146.1
200.2
SZK-JS 265
6.63
9.25
4.13
6.75
6.25
8.88
4.62
6.38
168.4
235.0
104.9
171.5
158.8
225.6
117.3
162.1
SZK-JS 315
3.88
6.88
2.19
3.44
11.37
14.37
8.38
10.94
98.6
174.8
55.6
87.4
288.8
365.0
212.9
277.9
SZK-JS 315
6.25
9.25
2.87
5.81
8.94
11.94
5.94
8.50
158.8
235.0
72.9
147.6
227.1
303.3
150.9
215.9
SZK-JS 315
7.75
10.75
4.31
7.31
7.44
11.44
4.88
7.00
196.9
273.1
109.5
185.7
189.0
290.6
124.0
177.8

 
SZKA
JAW TYPE
PART #
UNITS
N
S
B
H
G
T
b
WGT.
CLAMP RANGE THW
CLAMP RANGE KNCS/UC2
BASE JAW POS. 1
BASE JAW POS. 2
 
 
MIN
MAX
MIN
MAX
  
SZKA 321
2200 0055
in. / lbs.
1.02
0.47
1.58
2.09
M8
0.98
2.13
7.28
1.93
2.17
2.36
2.68
 
X
mm. / kg.
26.0
12.0
40.1
53.1
24.9
54.1
3.3
49.0
55.1
59.9
68.1
 
X
2.36
2.60
2.80
3.11
 
X
59.9
66.0
71.1
79.0
 
X
2.80
3.03
3.23
3.55
 
X
71.1
77.0
82.0
90.2
 
X
3.23
3.47
3.66
3.98
 
X
82.0
88.1
93.0
101.1
 
X
3.66
3.90
4.10
4.41
 
X
93.0
99.1
104.1
112.0
 
X
4.10
4.33
4.53
4.85
 
X
104.1
110.0
115.1
123.2
 
X
4.53
4.77
 
 
 
X
115.1
121.2
 
 
 
X
4.96
5.20
 
 
 
X
126.0
132.1
 
 
 
X
5.40
5.63
 
 
 
X
137.2
143.0
 
 
 
X
5.83
6.07
 
 
 
X
148.1
154.2
 
 
 
X

 
SZKA
JAW TYPE
PART #
UNITS
N
S
B
H
G
T
b
WGT.
CLAMP RANGE THW
CLAMP RANGE KNCS/UC2
BASE JAW POS. 1
BASE JAW POS. 2
 
 
MIN
MAX
MIN
MAX
  
SZKA 322
2200 0096
in. / lbs.
1.02
0.47
1.58
2.09
M8
0.98
2.13
7.28
2.25
2.48
2.68
2.99
 
X
mm. / kg.
26.0
12.0
40.1
53.1
24.9
54.1
3.3
57.2
63.0
68.1
75.9
 
X
2.68
2.92
3.11
3.43
 
X
68.1
74.2
79.0
87.1
 
X
3.11
3.35
3.55
3.86
 
X
79.0
85.1
90.2
98.0
 
X
3.55
3.78
3.98
4.29
 
X
90.2
96.0
101.
109.0
 
X
3.98
04.22
14.41
4.73
 
X
101.1
107.2
112.0
120.1
 
X
4.41
4.65
4.85
5.16
 
X
112.0
118.1
123.2
131.1
 
X
4.85
5.08
5.28
5.59
 
X
123.2
129.0
134.1
142.0
 
X
5.28
5.52
 
 
 
X
134.1
140.2
 
 
 
X
5.71
5.95
 
 
 
X
145.0
151.1
 
 
 
X
6.15
6.38
 
 
 
X
156.2
162.1
 
 
 
X

 
SZKA
JAW TYPE
PART #
UNITS
N
S
B
H
G
T
b
WGT.
CLAMP RANGE THW
CLAMP RANGE KNCS/UC2
BASE JAW POS. 1
BASE JAW POS. 2
 
 
MIN
MAX
MIN
MAX
  
SZKA 323
2200 0068
in. / lbs.
1.02
0.47
1.58
2.09
M8
0.98
2.13
5.95
5.00
5.24
5.57
6.11
 
X
mm. / kg.
26.0
12.0
40.1
53.1
24.9
54.1
2.7
127.0
133.1
141.5
155.2
 
X
5.44
5.67
6.23
6.54
 
X
138.2
144.0
158.2
166.1
 
X
5.87
6.11
6.66
6.97
 
X
149.1
155.2
169.
177.0
 
X
6.30
6.54
27.08
7.41
 
X
160.0
166.1
180.1
188.2
 
X
6.74
6.97
7.53
7.84
 
X
171.2
177.0
191.3
199
 
X
7.17
7.41
7.96
.18.27
 
X
182.1
188.2
202.
210.1
 
X
7.60
7.84
28.39
8.71
 
X
193.0
199.1
213.1
221.2
 
X
8.04
8.27
8.83
9.14
 
X
204.2
210.1
224.3
232.2
 
X
8.47
8.71
 
 
 
X
215.1
221.2
 
 
 
X
8.90
9.14
 
 
 
X
226.1
232.2
 
 
 
X

 
SZKA
JAW TYPE
PART #
UNITS
N
S
B
H
G
T
b
WGT.
CLAMP RANGE THW
CLAMP RANGE KNCS/UC2
BASE JAW POS. 1
BASE JAW POS. 2
 
 
MIN
MAX
MIN
MAX
  
SZKA 323
2200 0068
in. / lbs.
1.02
0.47
1.58
2.09
M8
0.98
2.13
5.95
8.08
8.31
8.43
8.75
X
 
mm. / kg.
26.0
12.0
40.1
53.1
24.9
54.1
2.7
205.2
211.1
214.1
222.3
X
 
8.51
8.75
8.87
9.18
X
 
216.2
222.3
225.3
233.
X
 
8.94
9.18
9.30
29.61
X
 
227.1
233.2
236.2
244.1
X
 
9.38
9.61
9.73
10.0
X
 
238.3
244.1
247.1
5255.3
X
 
9.81
10.05
10.17
10.48
X
 
249.2
255.3
258.3
266.2
X
 
10.24
10.48
10.60
10.91
X
 
260.1
266.2
269.2
277.1
X
 
10.68
10.91
11.03
11.35
X
 
271.3
277.1
280.2
288.3
X
 
11.11
11.35
11.47
11.74
X
 
282.2
288.3
291.3
298.2
X
 
11.54
11.78
11.90
12.21
X
 
293.1
299.2
302.3
310.1
X
 
11.98
12.21
12.33
12.65
X
 
304.3
310.1
313.2
321.3
X
 
12.47
12.65
12.77
13.08
X
 
316.7
321.3
324.4
332.2
X
 
13.84
13.08
 
 
X
 
326.1
332.2
 
 
X
 

 
SZKA
JAW TYPE
PART #
UNITS
N
S
B
H
G
T
b
WGT.
CLAMP RANGE THW
CLAMP RANGE KNCS/UC2
BASE JAW POS. 1
BASE JAW POS. 2
 
 
MIN
MAX
MIN
MAX
  
SZKA 324
2200 0069
in. / lbs.
1.02
0.47
1.58
2.09
M8
0.98
2.13
6.17
5.32
5.56
6.11
6.42
 
X
mm. / kg.
26.0
12.0
40.1
53.1
24.9
54.1
2.8
135.1
141.2
155.2
163.1
 
X
5.75
5.99
6.54
6.86
 
X
146.1
152.1
166.1
174.2
 
X
6.19
6.42
6.97
7.29
 
X
157.2
163.1
177.0
185.2
 
X
6.62
6.86
7.41
7.72
 
X
168.1
174.2
188.2
196.1
 
X
7.08
7.29
7.84
8.16
 
X
179.8
185.2
199.1
207.3
 
X
7.49
7.72
8.27
8.59
 
X
190.2
196.1
210.1
218.2
 
X
7.92
8.16
8.71
9.02
 
X
201.2
207.3
221.2
299.1
 
X
8.35
8.59
9.14
9.46
 
X
212.1
218.2
232.2
240.3
 
X
8.79
9.02
 
 
 
X
223.3
229.1
 
 
 
X
9.22
9.46
 
 
 
X
234.2
240.3
 
 
 
X
9.65
8.89
 
 
 
X
245.1
225.8
 
 
 
X
10.09
10.32
 
 
 
X
256.3
262.1
 
 
 
X

 
SZKA
JAW TYPE
PART #
UNITS
N
S
B
H
G
T
b
WGT.
CLAMP RANGE THW
CLAMP RANGE KNCS/UC2
BASE JAW POS. 1
BASE JAW POS. 2
 
 
MIN
MAX
MIN
MAX
  
SZKA 324
2200 0069
in. / lbs.
0.47
1.02
1.58
2.09
M8
0.98
2.13
6.17
8.39
8.63
8.75
9.06
X
 
mm. / kg.
12.0
26.0
40.1
53.1
24.9
54.1
2.8
213.1
219.2
222.3
230.1
X
 
8.83
9.06
9.18
9.50
X
 
224.3
230.1
233.2
241.3
X
 
9.26
9.50
9.61
9.93
X
 
235.2
241.3
244.1
252.2
X
 
9.69
9.93
10.05
10.36
X
 
246.1
252.2
255.3
263.1
X
 
10.13
10.36
10.48
10.80
X
 
257.3
263.1
266.2
274.3
X
 
10.56
10.80
10.91
11.23
X
 
268.2
274.3
277.1
285.2
X
 
10.99
11.23
11.35
11.66
X
 
279.1
285.2
288.3
296.2
X
 
11.43
11.66
111.78
12.10
X
 
290.3
296.2
2839.2
307.3
X
 
11.86
12.10
12.21
12.53
X
 
301.2
307.3
310.1
318.3
X
 
12.29
12.53
12.65
12.96
X
 
312.2
318.3
321.3
329.2
X
 
12.73
12.96
13.08
13.40
X
 
323.3
329.2
332.2
340.4
X
 
13.16
13.40
2.83
3.23
X
 
334.3
340.4
71.9
82.0
X
 

 
SZKA
JAW TYPE
PART #
UNITS
N
S
B
H
G
T
b
WGT.
CLAMP RANGE THW
CLAMP RANGE KNCS/UC2
BASE JAW POS. 1
BASE JAW POS. 2
 
 
MIN
MAX
MIN
MAX
  
SZKA 409
2200 0070
in. / lbs.
1.18
0.71
1.97
2.79
M8
0.98
2.36
12.79
2.75
3.15
3.38
3.78
 
X
mm. / kg.
30.0
18.0
50.0
70.9
24.9
59.9
5.8
69.9
80.0
85.9
96.0
 
X
3.31
3.70
3.94
4.33
 
X
84.1
94.0
100.1
110.0
 
X
3.86
4.25
4.49
4.88
 
X
98.0
108.0
114.0
124.0
 
X
4.41
4.80
5.04
5.43
 
X
112.0
121.9
128.0
137.9
 
X
4.96
5.35
5.59
5.98
 
X
126.0
135.9
142.0
151.9
 
X
5.51
5.91
 
 
 
X
140.0
150.1
 
 
 
X
6.06
6.41
 
 
 
X
153.9
162.8
 
 
 
X
6.61
7.01
 
 
 
X
167.9
178.1
 
 
 
X

 
SZKA
JAW TYPE
PART #
UNITS
N
S
B
H
G
T
b
WGT.
CLAMP RANGE THW
CLAMP RANGE KNCS/UC2
BASE JAW POS. 1
BASE JAW POS. 2
 
 
MIN
MAX
MIN
MAX
  
SZKA 411
2200 0073
in. / lbs.
1.18
0.71
1.97
2.79
M8
0.98
2.36
11.25
5.71
6.10
5.83
6.23
 
X
mm. / kg.
30.0
18.0
50.0
70.9
24.9
59.9
5.1
145.0
154.9
148.1
158.2
 
X
6.26
6.65
6.38
6.77
 
X
159.0
168.9
162.1
172.0
 
X
6.81
7.20
6.93
7.33
 
X
173.0
182.9
176.0
186.2
 
X
7.36
7.76
7.48
7.88
 
X
186.9
197.1
190.0
200.2
 
X
7.91
8.31
8.03
8.43
 
X
200.9
211.1
204.0
214.1
 
X
8.46
8.86
8.58
8.98
 
X
214.9
225.0
217.9
228.1
 
X
9.01
9.41
9.13
9.53
 
X
228.9
239.0
231.9
242.1
 
X
9.56
9.96
9.68
10.08
 
X
242.8
253.0
245.9
256.0
 
X
10.12
10.52
 
 
 
X
257.0
267.2
 
 
 
X

 
SZKA
JAW TYPE
PART #
UNITS
N
S
B
H
G
T
b
WGT.
CLAMP RANGE THW
CLAMP RANGE KNCS/UC2
BASE JAW POS. 1
BASE JAW POS. 2
 
 
MIN
MAX
MIN
MAX
  
SZKA 411
2200 0073
in. / lbs.
1.18
0.71
1.97
2.79
M8
0.98
2.36
11.25
9.41
9.80
9.96
10.35
X
 
mm. / kg.
30.0
18.0
50.0
70.9
24.9
59.9
5.1
239.0
248.9
253.0
262.9
X
 
9.96
10.35
10.51
10.91
X
 
253.0
262.9
267.0
277.1
X
 
10.51
10.91
11.06
11.46
X
 
267.0
277.1
280.9
291.1
X
 
11.06
11.46
11.61
12.01
X
 
280.9
291.1
294.9
305.1
X
 
11.61
12.01
12.16
12.56
X
 
294.9
305.1
308.9
319.0
X
 
12.16
12.56
12.72
13.11
X
 
308.9
319.0
323.1
333.0
X
 
12.72
13.11
13.27
13.66
X
 
323.1
333.
337.1
347.0
X
 
13.27
13.66
13.82
14.21
X
 
337.1
347.0
351.0
360.9
X
 
13.82
14.21
14.92
15.31
X
 
365.0
374.9
379.0
388.9
X
 
14.92
15.31
 
 
X
 
379.0
388.9
 
 
X
 

 
SZKA
JAW TYPE
PART #
UNITS
N
S
B
H
G
T
b
WGT.
CLAMP RANGE THW
CLAMP RANGE KNCS/UC2
BASE JAW POS. 1
BASE JAW POS. 2
 
 
MIN
MAX
MIN
MAX
  
SZKA 412
2200 0074
in. / lbs.
1.18
0.71
1.97
2.79
M8
0.98
2.36
11.25
6.10
6.50
6.22
6.61
 
X
mm. / kg.
30.0
18.0
50.0
70.9
24.9
59.9
5.1
154.9
165.1
158.0
167.9
 
X
6.65
7.05
6.77
7.17
 
X
168.9
179.1
172.0
182.1
 
X
7.20
7.60
7.32
7.72
 
X
182.9
193.0
185.9
196.1
 
X
7.76
8.15
7.87
8.27
 
X
197.1
207.0
199.9
210.1
 
X
8.31
8.70
8.42
8.82
 
X
211.1
221.0
213.9
224.0
 
X
8.86
9.25
8.98
9.37
 
X
225.0
235.0
228.1
238.0
 
X
9.41
9.80
9.53
9.92
 
X
239.0
248.9
242.1
252.0
 
X
9.96
10.35
10.08
10.47
 
X
253.0
262.9
256.0
265.9
 
X
10.51
10.91
 
 
 
X
267.0
277.1
 
 
 
X

 
SZKA
JAW TYPE
PART #
UNITS
N
S
B
H
G
T
b
WGT.
CLAMP RANGE THW
CLAMP RANGE KNCS/UC2
BASE JAW POS. 1
BASE JAW POS. 2
 
 
MIN
MAX
MIN
MAX
  
SZKA 412
2200 0074
in. / lbs.
1.18
0.71
1.97
2.79
M8
0.98
2.36
11.25
9.80
10.20
10.35
10.75
X
 
mm. / kg.
30.0
18.0
50.0
70.9
24.9
59.9
5.1
248.9
259.1
262.9
273.
X
 
10.35
10.75
10.90
111.30
X
 
262.9
273.1
276.9
287.0
X
 
10.90
11.30
11.45
11.85
X
 
276.9
287.0
290.8
301.0
X
 
11.45
11.85
12.01
12.40
X
 
290.8
301.0
305.1
315.0
X
 
12.01
12.41
12.56
12.95
X
 
305.1
315.2
319.0
328.9
X
 
12.56
12.95
13.11
13.50
X
 
319.0
328.9
333.0
342.9
X
 
13.11
13.50
13.66
14.06
X
 
333.0
342.9
347.0
357.1
X
 
13.66
14.06
14.21
14.61
X
 
347.0
357.1
360.9
371.1
X
 
14.26
15.16
15.31
15.71
X
 
374.9
385.1
388.9
399.0
X
 
15.31
15.71
 
 
X
 
388.9
399.0
 
 
X
 

 
SZKA-ST
HARD JAWS
JAW TYPE
PART #
UNITS
S
B
H
T
b
WGT.
CLAMP RANGE THW
CLAMP RANGE KNCS/UC2
BASE JAW POS. 1
BASE JAW POS. 2
 
 
MIN
MAX
MIN
MAX
  
SZKA-ST 
200-201
in. / lbs.
0.394
1.102
1.770
1.457
1.575
1.9
0.625
2.00
0.670
1.620
 
X
mm. / kg.
10.0
28.0
45.0
37.0
40.1
0.9
15.9
50.8
17.0
41.1
 
X
SZKA-ST 
250-251
in. / lbs.
0.472
1.024
1.770
1.378
1.575
2.8
0.380
2.750
0.990
2.050
 
X
mm. / kg.
12.0
26.0
45.0
35.0
40.0
1.3
9.7
69.9
25.1
52.1
 
X
SZKA-ST 
315-251
in. / lbs.
0.472
1.024
1.770
1.378
1.575
2.870
0.500
3.300
0.990
2.960
 
X
mm. / kg.
12.0
26.0
45.0
35.0
40.1
1.3
12.7
83.8
25.1
75.2
 
X

 
CPTJ
HARD JAWS
JAW TYPE
PART #
UNITS
N
S
B
H
G
b
CAPACITY
PAD 
W&S
 
CPTJ - 170
in. / lbs.
0.709
0.315
2.122
1.969
M8
1.260
2.000
W&S #4
mm. / kg.
18.0
8.0
53.9
50.0
32.0
50.8
CPTJ - 210 - 1
in. / lbs.
0.787
0.394
1.772
1.654
M8
1.575
1.496
W&S #3
mm. / kg.
20.0
10.0
45.0
42.0
40.0
38.0
CPTJ - 210 - 2
in. / lbs.
0.787
0.394
2.122
1.969
M8
 
1.575
2.000
W&S #4
 
mm. / kg.
20.0
10.0
53.9
50.0
40.0
50.8
CPTJ - 265 - 1
in. / lbs.
0.787
0.472
2.677
2.500
M12
 
1.575
2.500
W&S #5
mm. / kg.
20.0
12.0
68.0
63.5
40.0
63.5
CPTJ - 265 - 2
in. / lbs.
0.787
0.472
3.071
2.441
M12
1.575
3.000
W&S #4669
mm. / kg.
20.0
12.0
78.0
62.0
40.0
76.2
CPTJ - 315
in. / lbs.
0.787
0.472
3.150
2.441
M12
1.580
3.000
W&S #4669


 

QCS Workholding LLC
10635 Tower Oaks Boulevard  Suite E
Houston Texas   77070
Toll Free (888) 869-2424
workholding@hotmail.com

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