
| Tube OD | Part No. | Thread | A/F Hex |
| 1/8" | 2=CN | 5/16" x 20TPI UNF | 0.437" |
| 3/16" | 3=CN | 3/8" x 20TPI UNF | 0.500" |
| 1/4" | 4=CN | 7/16" x 20TPI UNF | 0.562" |
| 3/8" | 6=CN | 9/16" x 20TPI UNF | 0.687" |
| 1/2" | 8=CN | 3/4" x 20TPI UNF | 0.875" |
| 3/4" | 12=CN | 1" x 20TPI UNF | 1.125" |
| 1" | 16=CN | 1-5/16" x 20TPI UNF | 1.500" |