| Steel 1″ Female NPT Coupling Adapter | DC-13 | Des-Case | 1″ Female NPT | 1″ Female NPT | DC-2, DC-3, DC-4, DC-HG-8, DC-VG-2, DC-VG-3, & DC-VG-4 |
| PVC 1″ Female NPT Coupling Adapter | DC-13-T | Des-Case | 1″ Female NPT | 1″ Female NPT | DC-2, DC-3, DC-4, DC-HG-8, DC-VG-2, DC-VG-3, & DC-VG-4 |
| PVC 3/4″ NPT Resizing Adapter | DC-17-T | Des-Case | 1″ Female NPT | 3/4″ Male NPT | DC-2, DC-3, DC-4, DC-HG-8, DC-VG-2, DC-VG-3, & DC-VG-4 |
| Brass Threaded Adapter | DC-18 | Des-Case | 1″ Female NPT | 1-1/4″ Male NPT | DC-2, DC-3, DC-4, DC-HG-8, DC-VG-2, DC-VG-3, & DC-VG-4 |
| PVC Threaded Adapter | DC-35 | Des-Case | 3/8″ Female NPT | 3/4″ Male NPT | DC-BB, DC-1, DC-VG-BB, DC-VG-1, DC-HG-1, & DC-ND-2 |
| PVC Threaded Adapter | DC-36 | Des-Case | 3/8″ Female NPT | 1″ Male NPT | DC-BB, DC-1, DC-VG-BB, DC-VG-1, DC-HG-1, & DC-ND-2 |
| PVC Threaded Adapter | DC-37 | Des-Case | 3/8″ Female NPT | 1/2″ Male NPT | DC-BB, DC-1, DC-VG-BB, DC-VG-1, DC-HG-1, & DC-ND-2 |
| Steel Threaded Adapter (Extended Series) | DC-EXA-10 | Des-Case | 1″ Male NPT | 1″ Male NPT | DC-EX-1, DC-EX-2, DC-EX-3, & DC-EX-4 & DC-ND-35 |
| Steel Threaded Adapter (Extended Series) | DC-EXA-17 | Des-Case | 1″ Male NPT | 3/4″ Male NPT | DC-EX-1, DC-EX-2, DC-EX-3, & DC-EX-4 & DC-ND-35 |
| Steel Threaded Adapter (Extreme Duty) | DC-DSA-17 | Des-Case | 1-1/2″ — 16UN Male | 3/4″ Male NPT | DC-XD-6 |
| Steel Threaded Adapter (Extreme Duty) | DC-DSA-10 | Des-Case | 1-1/2″ — 16UN Male | 1″ Male NPT | DC-XD-6 |
