5700 Series Male Pipe x Male Pipe Swivel 90° Elbow NPTF National Pipe Taper Fuel steel fittings
| PART | A1 | A2 | A1 | N | N1 | Y |
| NO.SIZE | NPTF | NPTF | DRILL | LGTH | LGTH | FLATS |
| 5700-04-04-FG | 1/4-18 | 1/4-18 | 0.281 | 1.07 | 1.16 | 0.625 |
| 5700-06-06-FG | 3/8-18 | 3/8-18 | 0.406 | 1.22 | 1.64 | 0.750 |
| 5700-08-08-FG | 1/2-14 | 1/2-14 | 0.531 | 1.49 | 2.00 | 0.875 |
| 5700-12-12-FG | 3/4-14 | 3/4-14 | 0.719 | 1.52 | 2.14 | 1.125 |
