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Rating | 90 deg C,600 Vac, FT2 flame; Oil Res 60 (required); Moisture Res 60 (required). |
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Conductor | 22 AWG - 1000 kcmil, solid or stranded, tinned or bare copper. |
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Insulation | Extruded PVC. R/C QMTT2 PVC insulation compounds for use in Type THHW or THW-2 rated Oil Res I. |
| Conductor size | Minimum average thickness | Minimum thickness at any point |
| 22-10 AWG | 30 mils | 27 mils |
| 9-8 AWG | 45 mils | 40 mils |
| 7-6 AWG | 60 mils | 54 mils |
| 5-2 AWG | 60 mils | 54 mils |
| 1-4/0 AWG | 80 mils | 72 mils |
| 225-500 kcmil | 95 mils | 86 mils |
| 501-1000 kcmil | 110 mils | 99 mils |
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Standard | Appliance Wiring Material UL 758. |
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Marking | General. |
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Use | Special - Internal Wiring of Appliances with FT2 Flame Rating. |
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