Each cable conductor must be 18 AWG (0.82 mm ²) or larger except—

1. (a) Each power and lighting cable conductor must be 14 AWG (2.10 mm ²) or larger; and
2. (b) Each thermocouple, pyrometer, or instrumentation cable conductor must be 22 AWG (0.33 mm ²) or larger.

[CGD 94-108, 61 FR 28280, June 4, 1996, as amended by USCG-2020-0075, 88 FR 16363, Mar. 16, 2023]