East Electric EMT Steel set screw couplings are used to join two lengths of thinwall EMT. UL listed. NEMA/ANSI FB-1 compliant.
| Set-Screw Couplings | ||||
|---|---|---|---|---|
| Image | Part No. | Size | Inner | Master |
 | SK-50S1 | 1/2" | 25 | 500 |
| SK-75S1 | 3/4" | 25 | 250 | |
| SK-100S1 | 1" | 20 | 200 | |
| SK-125S1 | 1 1/4" | 10 | 100 | |
| SK-150S1 | 1 1/2" | 10 | 100 | |
| SK-200S1 | 2" | 5 | 50 | |
| SK-250S1 | 2 1/2" | N/A | 8 | |
| SK-300S1 | 3" | N/A | 6 | |
| SK-350S1 | 3 1/2" | N/A | 4 | |
| SK-400S1 | 4" | N/A | 4 | |
| Specifications | ||||