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Nominal Pipe Size
Outside Dia.
Slip-on Socket Welding
O.D.of Raised Face
Dia. at Base of Hub
Bolt Clrcle Dia.
Thickness
Number of Holes
Dia. of Holes
Inch
DN
D
B2
G
X
C
T
1/2
15
89
22.4
35.1
30.2
60.5
11.2
4
15.7
3/4
20
99
27.7
42.9
38.1
69.9
12.7
1
25
108
34.5
50.8
49.3
79.2
14.2
1.1/4
32
117
43.2
63.5
58.7
88.9
1.1/2
40
127
49.5
73.2
65.0
98.6
17.5
2
50
152
62.0
91.9
77.7
120.7
19.1
2.1/2
65
178
74.7
104.6
90.4
139.7
3
80
191
90.7
127.0
108.0
152.4
23.9
100
229
116.1
157.2
134.9
190.5
8
5
125
254
143.8
185.7
163.6
215.9
6
150
279
170.7
192.0
241.3
25.4
200
343
221.5
269.7
246.1
298.5
28.4
10
250
406
276.4
323.9
304.8
362.0
12
300
483
327.2
381.0
365.3
431.8
31.8
14
350
533
359.2
412.8
400.1
476.3
16
400
597
410.5
469.4
457.2
539.8
36.6
18
450
635
461.8
533.4
505.0
577.9
39.6
500
699
513.1
584.2
558.8
635.0
24
600
813
616.0
692.2
663.4
749.3
47.8