UN – Union
Dimensional Drawings:
CONNECTS WITH FRACTIONAL TUBE | ||||||||
Tube O.D. | d | Width Across Flat | ||||||
Part No. | D (inch) | Min | h (inch) | H (inch) | A | B | I | L |
UN-1 | 1/16 | 1.27 | 5/16 | 5/16 | 8.63 | 10.92 | 17.52 | 25.15 |
UN-2 | 1/8 | 2.28 | 7/16 | 7/16 | 12.7 | 15.24 | 22.35 | 35.56 |
UN-3 | 3/16 | 3.04 | 7/16 | 1/2 | 13.71 | 16 | 24.13 | 37.33 |
UN-4 | 1/4 | 4.82 | 1/2 | 9/16 | 15.24 | 17.78 | 26.16 | 40.89 |
UN-5 | 5/16 | 6.35 | 9/16 | 5/8 | 16.25 | 18.54 | 28.19 | 42.92 |
UN-6 | 3/8 | 7.11 | 5/8 | 11/16 | 16.76 | 19.3 | 30.22 | 44.95 |
UN-8 | 1/2 | 10.41 | 13/16 | 7/8 | 22.86 | 21.84 | 30.98 | 51.3 |
UN-10 | 5/8 | 12.7 | 15/16 | 1 | 24.38 | 21.84 | 31.75 | 52.07 |
UN-12 | 3/4 | 15.74 | 1-1/16 | 1-1/8 | 24.38 | 21.84 | 33.27 | 53.59 |
UN-14 | 7/8 | 18.28 | 1-3/16 | 1-1/4 | 25.9 | 21.84 | 34.79 | 55.11 |
UN-16 | 1 | 22.35 | 1-3/8 | 1-1/2 | 31.24 | 26.41 | 40.38 | 64.77 |
UN-20 | 1-1/4 | 27.69 | 1-3/4 | 1-7/8 | 41.15 | 38.86 | 48 | 92.2 |
UN-24 | 1-1/2 | 34.04 | 2-1/8 | 2-1/4 | 50.04 | 45.21 | 53.59 | 107.95 |
UN-32 | 2 | 45.97 | 2-3/4 | 3 | 67.56 | 62.74 | 74.68 | 149.35 |
Tube O.D. (inch) | TUBE WALL THICKNESS (inch) | ||||||||||||
0.010 | 0.012 | 0.014 | 0.016 | 0.020 | 0.028 | 0.035 | 0.049 | 0.065 | 0.083 | 0.095 | 0.109 | 0.120 | |
1/16 | 5600 | 6800 | 8100 | 9400 | 12000 | ||||||||
1/8 | 8500 | 10900 | |||||||||||
3/16 | 5400 | 7000 | 10200 | ||||||||||
1/4 | 4000 | 5100 | 7500 | 10200 | |||||||||
5/16 | 4000 | 5800 | 8000 | ||||||||||
3/8 | 3300 | 4800 | 6500 | ||||||||||
1/2 | 2600 | 3700 | 5100 | 6700 | |||||||||
5/8 | 2900 | 4000 | 5200 | 6000 | |||||||||
3/4 | 2400 | 3300 | 4200 | 4900 | 5800 | ||||||||
7/8 | 2000 | 2800 | 3600 | 4200 | 4800 | ||||||||
1 | 2400 | 3100 | 3600 | 4200 | 4700 | ||||||||
= Tubing working pressure (psi) |