OD Reducing Adapter
| Tube OD | Tube Dia | Part No. | A | C | A/F Hex |
| 1/4" | 3/8" | 4=6 RA | 0.598" | 1.042" | 0.562" |
| 1/4" | 1/2" | 4=8 RA | 0.598" | 1.262" | 0.562" |
| 3/8" | 1/2" | 6=8 RA | 0.659" | 1.262" | 0.750" |
| 1/2" | 3/4" | 8=12 RA | 0.899" | 1.461" | 0.875" |
| 1/2" | 1" | 8=16 RA | 0.899" | 1.711" | 1.125" |
| 3/4" | 1" | 12=16 RA | 0.899" | 1.836" | 1.125" |