Application:Spectacle Blinds are a single piece of machined metal designed to eliminate the hassle of having seperate paddle blind and spacer sets. It's used to safely isolate a section of the line during maintenance, or when equipment needs shut downThese Flanges are available in the following ......

| NPS | Outside Ø A | Inside Ø B | Center Line C | THK t | Web Width W |
| 1/2 | 45 | 16 | 60 | 3 | 38 |
| 3/4 | 54 | 21 | 70 | 3 | 38 |
| 1 | 64 | 27 | 80 | 3 | 38 |
| 1¼ | 73 | 42 | 90 | 6.4 | 38 |
| 1½ | 83 | 48 | 100 | 6.4 | 38 |
| 2 | 102 | 61 | 120 | 6.4 | 51 |
| 2½ | 107 | 73 | 140 | 6.4 | 51 |
| 3 | 133 | 89 | 150 | 6.4 | 64 |
| 3½ | 159 | 102 | 175 | 9.7 | 64 |
| 4 | 172 | 114 | 190 | 9.7 | 64 |
| 5 | 194 | 141 | 215 | 9.7 | 76 |
| 6 | 219 | 168 | 240 | 12.7 | 76 |
| 8 | 276 | 219 | 300 | 12.7 | 76 |
| 10 | 337 | 273 | 360 | 15.7 | 102 |
| 12 | 406 | 324 | 430 | 19.1 | 102 |
| 14 | 448 | 356 | 475 | 19.1 | 108 |
| 16 | 511 | 406 | 460 | 22.4 | 108 |
| 18 | 546 | 457 | 580 | 25.4 | 114 |
| 20 | 603 | 508 | 635 | 28.4 | 121 |
| 24 | 714 | 610 | 750 | 31.8 | 140 |
| NPS | Outside Ø A | Inside Ø B | Center Line C | THK t | Web Width W |
ANSI B16.5 ASTM A105n Forged 1503 /300#600# Weld Neck /Wn RF Flange
Ks B 1503 / JIS B2220 So Plate, So Hub, Ks B1503 Flange
Blind Flange DN150 Pn16 Type 05 B1 En 1092-1 P245gh 1.0352
Ks B 1503 / JIS B2220 So Plate, So Hub, Ks B1503 Flange
Monel K500 Stainless Steel Flange
DIN 86019 CuNi10fe1.6mn 150# Copper Nickel Alloy Flange