All dimensions are in "mm" unless noted otherwise.

Dimensions of Class 600 Raised Face Figure-8 Blanks as per ASME B16.48.

Figure-8 RF blinds

NPS Inside
Diameter - B
Outside
Diameter - O
Centerline
Dimension - A
Thickness - t Webwidth - W
1⁄2 16 51 65 6.4 38
3⁄4 21 64 80 6.4 38
1 27 70 90 6.4 57
11⁄4 37 79 100 9.7 57
11⁄2 43 92 115 9.7 67
2 55 108 125 9.7 57
21⁄2 67 127 150 12.7 67
3 83 146 170 12.7 67
31⁄2 96 159 185 15.7 76
4 108 191 215 15.7 76
5 135 238 265 19.1 86
6 162 264 290 22.4 86
8 212 318 350 28.4 95
10 265 397 430 35.1 105
12 315 454 490 41.1 105
14 346 489 525 44.5 114
16 397 562 605 50.8 124
18 448 610 655 53.8 133
20 497 679 725 63.5 133
24 597 787 840 73.2 152