NB Socket Weld Cross
| NB Size | Part No. | A | B Dia | C | D Dia |
| 1/4" NB | 4 CR SW | 0.440" | 0.555" | 0.130" | 0.334" |
| 3/8" NB | 6 CR SW | 0.530" | 0.690" | 0.138" | 0.463" |
| 1/2" NB | 8 CR SW | 0.620" | 0.855" | 0.161" | 0.592" |
| 3/4" NB | 12 CR SW | 0.750" | 1.065" | 0.168" | 0.794" |
| 1" NB | 16 CR SW | 0.880" | 1.330" | 0.196" | 1.019" |
| 1-1/2" NB | 24 CR SW | 1.250" | 1.915" | 0.218" | 1.580" |
| 2" NB | 32 CR SW | 1.500" | 2.406" | 0.238" | 2.037" |
| 2-1/2" NB | 40 CR SW | 1.620" | 2.906" | 0.302" | 2.409" |
| 3" NB | 48 CR SW | 2.250" | 3.535" | 0.327" | 3.008" |
| 4" NB | 64 CR SW | 2.620" | 4.545" | 0.368" | 3.966" |