All dimensions are in "mm" unless noted otherwise.

Dimensions of Class 150 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 45 60 3.0 38
3⁄4 21 54 70 3.0 38
1 27 64 80 3.0 38
11⁄4 42 73 90 6.4 38
11⁄2 48 83 100 6.4 38
2 61 102 120 6.4 51
21⁄2 73 107 140 6.4 51
3 89 133 150 6.4 64
31⁄2 102 159 175 9.7 64
4 114 172 190 9.7 64
5 141 194 215 9.7 76
6 168 219 240 12.7 76
8 219 276 300 12.7 76
10 273 337 360 15.7 102
12 324 406 430 19.1 102
14 356 448 475 19.1 108
16 406 511 460 22.4 108
18 457 546 580 25.4 114
20 508 603 635 28.4 121
24 610 714 750 31.8 140