Question 6013 of 844 · Washington 01 Journey Level Electrician Exam
NM cable passes through holes in metal studs that are punched at the factory. What must be done?
Exactly one answer is correct.
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Correct answer to question 6013
- A: Protect the cable with listed bushings or grommets
Explanation
Where NM cable passes through openings in metal framing, it must be protected by listed bushings or grommets securely fastened in the opening before the cable is installed. See 300.4 in NEC 2020 and 2023 (300.6 in NEC 2026).
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