| Image | Supplier | Item Code | Short Description |
|---|---|---|---|
| | Midland Metal MFG | MID CGA-3040-A | 3 X4 PART A ALUM REDUCER ADAPTER-FEMALE |
| | Midland Metal MFG | MID DA-3040-A | 3 X4 PART D ALUM REDUCER COUPLER- |
| | Midland Metal MFG | MID DD-3040-A | 3 x4 PART D ALUM SPOOL COUPLER |
| | Midland Metal MFG | MID SA-3040-A | 3 X4 PART A ALUM SPOOL ADAPTER |
| Manufacturer | Midland Metal MFG |
| Material | Aluminum |
| Nominal Size | 3 x 4 in |
