| Model No. | End Fitting | Threading | Description |
| QC11 | 3/8" | NPTF | High Flow Coupler Set without dust cap |
| QC11M | Male half High Flow coupler | ||
| QC11F | Female half High Flow coupler | ||
| QC11S | High Flow Coupler Set with dust cap | ||
| QC11MD | Male Dust Cap | ||
| QC11FD | Female Dust Cap | ||
| QC11D | Dust Cap set | ||
| QC12 | 1/4" | Coupler Set without dust cap | |
| QC12M | Male half coupler | ||
| QC12F | Female half coupler | ||
| QC12S | Coupler Set with dust cap | ||
| QC12MD | Male Dust Cap | ||
| QC12FD | Female Dust Cap | ||
| QC12D | Dust Cap set | ||
| QC13 | 3/8" | Flush Face Coupler Set without dust cap | |
| QC13M | Male half Flush Face coupler | ||
| QC13F | Female half Flush Face coupler | ||
| QC22 | 1/4" | NPTF | Coupler Set without dust cap |
| QC22M | Male half coupler | ||
| QC22F | Female half coupler | ||
| QC22S | Coupler Set with dust cap | ||
| QC22MD | Male Dust Cap | ||
| QC22FD | Female Dust Cap | ||
| QC22D | Dust Cap set |