Tube Fittings – Reducing Union
Reducing Union
Imperial X Imperial
| FITMEC Part No. | Tube OD (T) | Tube OD (Tx) | A | C | CX | D | DX | E | F (Hex) | G | GX | H |
| 2-FMRU-1 | 1/8 | 1/16 | 1.22 | 0.60 | 0.43 | 0.50 | 0.34 | 0.05 | 7/16 | 7/16 | 5/16 | 0.81 |
| 3-FMRU-1 | 3/16 | 1/16 | 1.27 | 0.63 | 0.43 | 0.54 | 0.34 | 0.05 | 7/16 | 7/16 | 5/16 | 0.86 |
| 3-FMRU-2 | 3/16 | 1/8 | 1.44 | 0.63 | 0.60 | 0.54 | 0.50 | 0.09 | 7/16 | 7/16 | 7/16 | 0.92 |
| 4-FMRU-1 | 1/4 | 1/16 | 1.35 | 0.70 | 0.43 | 0.60 | 0.34 | 0.05 | 7/16 | 9/16 | 5/16 | 0.91 |
| 4-FMRU-2 | 1/4 | 1/8 | 1.52 | 0.70 | 0.60 | 0.60 | 0.50 | 0.09 | 7/16 | 9/16 | 7/16 | 0.97 |
| 4-FMRU-3 | 1/4 | 3/16 | 1.55 | 0.70 | 0.63 | 0.60 | 0.54 | 0.12 | 7/16 | 9/16 | 1/2 | 1 |
| 5-FMRU-2 | 5/16 | 1/8 | 1.56 | 0.73 | 0.60 | 0.64 | 0.50 | 0.09 | 9/16 | 5/8 | 7/16 | 1.01 |
| 5-FMRU-4 | 5/16 | 1/4 | 1.66 | 0.73 | 0.70 | 0.64 | 0.60 | 0.19 | 9/16 | 5/8 | 9/16 | 1.08 |
| 6-FMRU-1 | 3/8 | 1/16 | 1.44 | 0.76 | 0.43 | 0.66 | 0.34 | 0.05 | 5/8 | 11/16 | 5/16 | 1 |
| 6-FMRU-2 | 3/8 | 1/8 | 1.61 | 0.76 | 0.60 | 0.66 | 0.50 | 0.09 | 5/8 | 11/16 | 7/16 | 1.06 |
| 6-FMRU-4 | 3/8 | 1/4 | 1.70 | 0.76 | 0.70 | 0.66 | 0.60 | 0.19 | 5/8 | 11/16 | 9/16 | 1.12 |
| 6-FMRU-5 | 3/8 | 5/16 | 1.74 | 0.76 | 0.73 | 0.66 | 0.64 | 0.25 | 5/8 | 11/16 | 5/8 | 1.16 |
| 8-FMRU-2 | 1/2 | 1/8 | 1.78 | 0.86 | 0.60 | 0.90 | 0.50 | 0.09 | 7/8 | 7/8 | 7/16 | 1.12 |
| 8-FMRU-4 | 1/2 | 1/4 | 1.85 | 0.86 | 0.70 | 0.90 | 0.60 | 0.19 | 7/8 | 718 | 9/16 | 1.16 |
| 8-FMRU-6 | 1/2 | 3/8 | 1.91 | 0.86 | 0.76 | 0.90 | 0.66 | 0.28 | 7/8 | 7/8 | 11/16 | 1.22 |
| 10-FMRU-6 | 5/8 | 3/8 | 1.94 | 0.86 | 0.76 | 0.96 | 0.66 | 0.28 | 1 | 1 | 11/16 | 1.25 |
| 10-FMRU-8 | 5/8 | 1/2 | 2.05 | 0.86 | 0.86 | 0.96 | 0.90 | 0.41 | 1 | 1 | 7/8 | 1.25 |
| 12-FMRU-4 | 3/4 | 1/4 | 1.94 | 0.86 | 0.70 | 0.96 | 0.60 | 0.19 | 1-1/8 | 1-1/8 | 9/16 | 1.25 |
| 12-FMRU-6 | 3/4 | 3/8 | 2.00 | 0.86 | 0.76 | 0.96 | 0.66 | 0.28 | 1-1/8 | 1-1/8 | 11/16 | 1.31 |
| 12-FMRU-8 | 3/4 | 1/2 | 2.11 | 0.86 | 0.86 | 0.96 | 0.90 | 0.41 | 1-1/8 | 1-1/8 | 7/8 | 1.31 |
| 12-FMRU-10 | 3/4 | 5/8 | 2.11 | 0.86 | 0.86 | 0.96 | 0.96 | 0.50 | 1-1/8 | 1-1/8 | 1 | 1.31 |
| 16-FMRU-8 | 1 | 1/2 | 2.38 | 1.04 | 0.86 | 1.23 | 0.90 | 0.41 | 1-1/2 | 1-1/2 | 7/8 | 1.5 |
| 16-FMRU-12 | 1 | 3/4 | 2.38 | 1.04 | 0.86 | 1.23 | 0.96 | 0.62 | 1-1/2 | 1-1/2 | 1-1/8 | 1.5 |