| FITMEC Part No. | P1 NPT (M) | A | E | F | L |
| 1N-FMMT | 1/16 | 1.68 | 0.12 | 19/32 | 0.84 |
| 2N-FMMT | 1/8 | 1.68 | 0.19 | 19/32 | 0.84 |
| 4N-FMMT | 1/4 | 2.02 | 0.28 | 19/32 | 1.01 |
| 6N-FMMT | 3/8 | 2.26 | 2.26 | 13/16 | 1.13 |
| 8N-FMMT | 1/2 | 2.74 | 2.74 | 7/8 | 1.37 |
| 12N-FMMT | 3/4 | 2.96 | 2.96 | 1-1/16 | 1.48 |
| 16N-FMMT | 1 | 3.76 | 3.76 | 1-7/16 | 1.48 |
| 20N-FMMT | 1-1/4 | 4.16 | 4.16 | 1-3/4 | 2.08 |
| 24N-FMMT | 1-1/2 | 4.82 | 4.82 | 2-5/32 | 2.41 |
| 32N-FMMT | 2 | 5.16 | 5.16 | 2-7/16 | 2.58 |
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