Blind Flanges

Dimensions Blind Flanges & Stud Bolts ASME B16.5
CL 150 300 600 900 1500 2500
DIA D
90
95
95
120
120
135
B
9.6
12.7
14.3
22.3
22.3
30.2
11.2
14.3
20.7
28.7
28.7
36.6
DIA G
35.1
35.1
35.1
35.1
35.1
35.1
DIA K
60.3
66.7
66.7
82.6
82.6
88.9
NO. L
4
4
4
4
4
4
DIA L
15.9
15.9
15.9
22.2
22.2
22.2
Stud Bolts Diameter x Length
DIA (in)
1/2
1/2
1/2
3/4
3/4
3/4
Len mm
55
65
75
110
110
120
CL 150 300 600 900 1500 2500
DIA D
100
115
115
130
130
140
B
11.2
14.3
15.9
25.4
25.4
31.8
12.8
15.9
22.3
31.8
31.8
38.2
DIA G
42.9
42.9
42.9
42.9
42.9
42.9
DIA K
69.9
82.6
82.6
88.9
88.9
95
NO. L
4
4
4
4
4
4
DIA L
15.9
19.1
19.1
22.2
22.2
22.2
Stud Bolts Diameter x Length
DIA (in)
1/2
5/8
5/8
3/4
3/4
3/4
Len mm
65
75
90
115
115
125
CL 150 300 600 900 1500 2500
DIA D
110
125
125
150
150
160
B
12.7
15.9
17.5
28.6
28.6
35
14.3
17.5
23.9
35
35
41.4
DIA G
50.8
50.8
50.8
50.8
50.8
50.8
DIA K
79.4
88.9
88.9
101.6
101.6
107.4
NO. L
4
4
4
4
4
4
DIA L
15.9
19.1
19.1
25.4
25.4
25.4
Stud Bolts Diameter x Length
DIA (in)
1/2
5/8
5/8
7/8
7/8
7/8
Len mm
65
75
90
125
125
140
CL 150 300 600 900 1500 2500
DIA D
115
135
135
160
160
185
B
14.3
17.5
20.7
28.6
28.6
38.1
15.9
19.1
27.1
35
35
44.5
DIA G
63.5
63.5
63.5
63.5
63.5
63.5
DIA K
88.9
98.4
98.4
111.1
111.1
130
NO. L
4
4
4
4
4
4
DIA L
15.9
19.1
19.1
25.4
25.4
28.6
Stud Bolts Diameter x Length
DIA (in)
1/2
5/8
5/8
7/8
7/8
1
Len mm
70
85
95
125
125
150
CL 150 300 600 900 1500 2500
DIA A
65
70
70
70
70
79
DIA D
125
155
155
180
180
205
THK B
15.9
19.1
22.3
31.8
31.8
44.5
17.5
20.7
28.7
38.2
38.2
50.9
DIA G
73.2
73.2
73.2
73.2
73.2
73.2
DIA K
98.4
114.3
114.3
123.8
123.8
146
H
60
67
70
83
83
111
61.6
68.6
76.4
89.4
89.4
117.4
NO. L
4
4
4
4
4
4
DIA L
15.9
22.2
22.2
28.6
28.6
31.8
Stud Bolts Diameter x Length
DIA (in)
1/2
3/4
3/4
1
1
1?
Len mm
70
90
110
140
140
170
CL 150 300 600 900 1500 2500
DIA D
150
165
165
215
215
235
B
17.5
20.7
25.4
38.1
38.1
50.9
19.1
22.3
31.8
44.5
44.5
57.3
DIA G
91.9
91.9
91.9
91.9
91.9
91.9
DIA K
120.7
127
127
165.1
165.1
171.4
NO. L
4
8
8
8
8
8
DIA L
19.1
19.1
19.1
25.4
25.4
28.6
Stud Bolts Diameter x Length
DIA (in)
5/8
5/8
5/8
7/8
7/8
1
Len mm
85
90
110
145
145
180
CL 150 300 600 900 1500 2500
DIA D
180
190
190
245
245
265
B
20.7
23.9
28.6
41.3
41.3
57.2
22.3
25.5
35
47.7
47.7
63.6
DIA G
104.6
104.6
104.6
104.6
104.6
104.6
DIA K
139.7
149.2
149.2
190.5
190.5
197
NO. L
4
8
8
8
8
8
DIA L
19.1
22.2
22.2
28.6
28.6
31.8
Stud Bolts Diameter x Length
DIA (in)
5/8
3/4
3/4
1
1
1?
Len mm
90
100
120
160
160
195
CL 150 300 600 900 1500 2500
DIA D
190
210
210
240
265
305
B
22.3
27
31.8
38.1
47.7
66.7
23.9
28.6
38.2
44.5
54.1
73.1
DIA G
127
127
127
127
127
DIA K
152.4
168.3
168.3
190.5
205
230
NO. L
4
8
8
8
8
8
DIA L
19.1
22.2
22.2
25.4
31.8
34.9
Stud Bolts Diameter x Length
DIA (in)
5/8
3/4
3/4
7/8
1?
Len mm
90
110
125
145
180
220
CL 150 300 600 900 1500 2500
DIA D
215
230
230
B
22.3
28.6
35
23.9
30.2
41.4
DIA G
139.7
139.7
139.7
DIA K
177.8
184.2
184.2
NO. L
8
8
8
DIA L
19.1
22.2
25.4
Stud Bolts Diameter x Length
DIA (in)
5/8
3/4
7/8
Len mm
90
110
140
CL 150 300 600 900 1500 2500
DIA D
230
255
275
290
310
355
B
22.3
30.2
38.1
44.5
54
76.2
23.9
31.8
44.5
50.9
60.4
82.6
DIA G
157.2
157.2
157.2
157.2
157.2
157.2
DIA K
190.5
200
215.9
235
240
273
NO. L
8
8
8
8
8
8
DIA L
19.1
22.2
25.4
31.8
34.9
41.3
Stud Bolts Diameter x Length
DIA (in)
5/8
3/4
7/8
1?
Len mm
90
115
145
170
195
255
CL 150 300 600 900 1500 2500
DIA D
280
320
355
380
395
485
B
23.9
35
47.7
55.6
82.6
108
25.5
36.6
54.3
62
89
114.4
DIA G
215.9
215.9
215.9
215.9
215.9
215.9
DIA K
241.3
269.9
292.1
317.5
320
368
NO. L
8
12
12
12
12
8
DIA L
22.2
22.2
28.6
31.8
38.1
54
Stud Bolts Diameter x Length
DIA (in)
3/4
3/4
1
1?
1?
2
Len mm
100
120
170
190
260
345
CL 150 300 600 900 1500 2500
DIA D
345
380
420
470
485
550
B
27
39.7
55.6
63.5
92.1
127
28.6
41.3
62
69.9
98.5
133.4
DIA G
269.7
269.7
269.7
269.7
269.7
DIA K
298.5
330.2
349.2
393.7
395
438.1
NO. L
8
12
12
12
12
12
DIA L
22.2
25.4
31.8
38.1
44.5
54
Stud Bolts Diameter x Length
DIA (in)
3/4
7/8
1?
1?
1?
2
Len mm
110
140
190
220
290
380
CL 150 300 600 900 1500 2500
DIA D
405
445
510
545
585
675
B
28.6
46.1
63.5
69.9
108
165
30.2
47.7
69.9
76.3
114.4
171.5
DIA G
323.9
323.9
323.9
323.9
323.9
323.9
DIA K
362
387.4
431.8
469.9
485
539.7
NO. L
12
16
16
16
12
12
DIA L
25.4
28.6
34.9
38.1
50.8
66.7
Stud Bolts Diameter x Length
DIA (in)
7/8
1
1?
1?
Len mm
115
160
215
235
335
490
CL 150 300 600 900 1500 2500
DIA D
485
520
560
610
675
760
B
30.2
49.3
66.7
79.4
123.9
184.2
31.8
50.9
73.1
85.8
130.3
190.6
DIA G
381
381
381
381
381
381
DIA K
431.8
450.8
489
533.4
571.5
619.1
NO. L
12
16
20
20
16
12
DIA L
25.4
31.8
34.9
38.1
54
73
Stud Bolts Diameter x Length
DIA (in)
7/8
1?
1?
2
2�
Len mm
120
170
220
255
375
540
CL 150 300 600 900 1500 2500
DIA D
535
585
605
640
750
B
33.4
52.4
69.9
85.8
133.4
35
54
76.3
92.2
139.8
DIA G
412.8
412.8
412.8
412.8
412.8
DIA K
476.3
514.4
527
558.8
635
NO. L
12
20
20
20
16
DIA L
28.6
31.8
38.1
41.3
60.3
Stud Bolts Diameter x Length
DIA (in)
1
1?
1?
Len mm
135
180
235
275
405
CL 150 300 600 900 1500 2500
DIA D
595
650
685
705
825
B
35
55.6
76.2
88.9
146.1
36.6
57.2
82.6
95.3
152.5
DIA G
469.9
469.9
469.9
469.9
469.9
DIA K
539.8
571.5
603.2
616
705
NO. L
20
16
20
20
16
DIA L
28.6
34.9
41.3
44.5
66.7
Stud Bolts Diameter x Length
DIA (in)
1
1?
Len mm
135
190
255
285
445
CL 150 300 600 900 1500 2500
DIA D
635
710
745
785
915
THK B
38.1
58.8
82.6
101.6
162
39.7
60.4
89
108
168.4
DIA G
533.4
533.4
533.4
533.4
533.4
DIA K
577.9
628.6
654
685.8
775
NO. L
16
24
20
20
16
DIA L
31.8
34.9
44.5
50.8
73
Stud Bolts Diameter x Length
DIA (in)
1?
1?
1?
2�
Len mm
145
195
275
325
495
CL 150 300 600 900 1500 2500
DIA D
700
775
815
855
985
B
41.3
62
88.9
108
180
42.9
63.6
95.3
114.4
184.2
DIA G
584.2
584.2
584.2
584.2
584.2
DIA K
635
685.8
723.9
749.3
831.8
NO. L
20
24
24
20
16
DIA L
31.8
34.9
44.5
54
79.4
Stud Bolts Diameter x Length
DIA (in)
1?
1?
2
3
Len mm
160
205
285
350
540
CL 150 300 600 900 1500 2500
DIA D
815
915
940
1040
1170
B
46.1
68.3
101.6
139.7
203.2
47.7
69.9
108
146.1
209.6
DIA G
692.2
692.2
692.2
692.2
692.2
DIA K
749.3
812.8
838.2
901.7
990.6
NO. L
20
24
24
20
16
DIA L
34.9
41.3
50.8
66.7
92.1
Stud Bolts Diameter x Length
DIA (in)
1?
Len mm
170
230
330
440
615

Notes: