| PART NO.SIZE | TUBE 0.0. | B1 THREAD | A2 NPTF | B3 THREAD | B1 DRILL | B3 DRILL | M1 LGTH | N LGTH | M2 LGTH | K1 DEPTH | K2 DEPTH | Y FLATS |
| C2606-04-02-04-FG | 1/4 | 7/16-20 | 1/8-27 | 7/16-20 | 0.203 | 0.203 | 0.89 | 0.66 | 0.89 | 0.234 | 0.234 | 0.562 |
| C2606-06-04-06-FG | 3/8 | 9/16-18 | 1/4-18 | 9/16-18 | 0.281 | 0.281 | 1.05 | 0.88 | 1.05 | 0.250 | 0.250 | 0.750 |
| C2606-08-06-08-FG | 1/2 | 3/4-16 | 3/8-18 | 3/4-16 | 0.422 | 0.422 | 1.23 | 1.02 | 1.23 | 0.305 | 0.305 | 0.875 |
| C2606-10-08-10-FG | 5/8 | 7/8-14 | 1/2-14 | 7/8-14 | 0.500 | 0.500 | 1.42 | 1.23 | 1.42 | 0.350 | 0.350 | 1.062 |
| C2606-12-12-12-FG | 3/4 | 1-1/16-12 | 3/4-14 | 1-1/16-12 | 0.656 | 0.656 | 1.58 | 1.36 | 1.58 | 0.350 | 0.350 | 1.312 |
| C2606-16-16-16-FG | 1 | 1-5/16-12 | 1-11 1/2 | 1-5/16-12 | 0.875 | 0.875 | 1.73 | 1.62 | 1.73 | 0.415 | 0.415 | 1.625 |