OD Bulkhead Connector
| Tube OD | Part No. | A | B | C | D | A/F Hex |
| 1/8" | 2=BHC | 0.850" | 1.220" | 0.350" | 0.720" | 0.437" |
| 3/16" | 3=BHC | 0.880" | 1.250" | 0.340" | 0.710" | 0.437" |
| 1/4" | 4=BHC | 0.950" | 1.330" | 0.352" | 0.728" | 0.562" |
| 3/8" | 6=BHC | 1.010" | 1.450" | 0.352" | 0.795" | 0.750" |
| 1/2" | 8=BHC | 1.172" | 1.630" | 0.288" | 0.750" | 0.875" |
| 3/4" | 12=BHC | 1.235" | 1.880" | 0.275" | 0.920" | 1.125" |
| 1" | 16=BHC | 1.415" | 2.260" | 0.185" | 1.030" | 1.375" |