OABU
AN Buikhead Union
Connects fractional tube to AN flare tube
| Part No. |
Tube O.D D |
AN Tube Flare Size |
Straight Thread T(U) |
E Min. |
Width across flat | A | l | l1 | L | L1 | Panel Hole Drill Size |
Panel Max Thickness |
|||||
| h | H | ||||||||||||||||
| in. | mm | in. | mm | in. | mm | in. | mm | ||||||||||
| OABU 2-2 | 1/8 | 3.17 | 1/8 | 3.17 | 5/16-24 | 1.77 | 1/2 | 12.70 | 7/16 | 11.11 | 13.71 | 40.85 | 24.63 | 47.45 | 31.23 | 8.33 | 12.70 |
| OABU 4-4 | 1/4 | 6.35 | 1/4 | 6.35 | 7/16-20 | 4.31 | 5/8 | 15.87 | 9/16 | 14.28 | 15.24 | 46.48 | 26.16 | 53.84 | 33.52 | 11.50 | 10.16 |
| OABU 6-6 | 3/8 | 9.52 | 3/8 | 9.52 | 9/16-18 | 7.11 | 3/4 | 19.05 | 11/16 | 17.46 | 16.76 | 49.78 | 29.46 | 57.15 | 36.83 | 14.68 | 11.17 |
| OABU 8-8 | 1/2 | 12.70 | 1/2 | 12.70 | 3/4-16 | 9.90 | 5/16 | 23.81 | 7/8 | 22.22 | 22.86 | 55.62 | 31.75 | 65.78 | 41.91 | 19.44 | 12.70 |
| OABU 12-12 | 3/4 | 19.05 | 3/4 | 19.05 | 1-1/16-12 | 15.49 | 1-3/16 | 30.16 | 1-1/8 | 28.58 | 24.38 | 68.83 | 37.33 | 78.99 | 47.49 | 25.79 | 16.76 |
| OABU 16-16 | 1 | 25.40 | 1 | 25.40 | 1-5/16-12 | 21.33 | 1-5/8 | 41.27 | 1-1/2 | 38.10 | 31.24 | 80.26 | 45.21 | 92.45 | 57.40 | 33.73 | 19.05 |
| OABU 20-20 | 1-1/4 | 31.75 | 1-1/4 | 31.75 | 1-5/8-12 | 27.68 | 1-7/8 | 47.63 | 1-7/8 | 47.63 | 41.14 | 86.37 | 47.75 | 108.47 | 69.85 | 41.67 | 19.05 |
| OABU 24-24 | 1-1/2 | 38.10 | 1-1/2 | 38.10 | 1-7/8-12 | 34.03 | 2-1/4 | 57.15 | 2-1/4 | 57.15 | 50.03 | 94.33 | 49.27 | 121.51 | 76.45 | 49.61 | 19.05 |
| OABU 32-32 | 2 | 50.80 | 2 | 50.80 | 2-1/2-12 | 45.97 | 2-3/4 | 69.85 | 3 | 76.20 | 67.56 | 114.29 | 56.38 | 151.62 | 93.71 | 16.27 | 19.05 |