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Code · CFR · Title 14 — Aeronautics and Space · Part 21 — Certification Procedures for Products and Articles · § 21.129

§ 21.129. Tests: propellers.

30 words·~1 min read·/us/cfr/t14/s§ 21.129·

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Each person manufacturing propellers under a type certificate must give each variable pitch propeller an acceptable functional test to determine if it operates properly throughout the normal range of operation.
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