NPRM FAA-2021-0032

Became AD 2022-08-10

Proposed airworthiness directive · Airworthiness Directives; Hamilton Sundstrand Corporation Propellers; Initial Regulatory Flexibility Analysis

Open in Federal Register Comment on regulations.gov

Official PDF· 216 KB

Published: July 28, 2021 · 86 FR 40376
Comments due: September 13, 2021
Action: Initial regulatory flexibility analysis (IRFA); request for comment
Became: AD2022-08-10
Docket: FAA-2021-0032
Project: AD-2020-01314-P
FR document: 2021-15979

A proposal is not in force. If adopted, it becomes an AD, usually with changes. Only the Federal Register edition is official.

Summary

The FAA is publishing and requesting comments on this IRFA for the previously published notice of proposed rulemaking (NPRM), Project Identifier AD-2020-01314-P, applicable to Hamilton Sundstrand Corporation 54H model propellers with a 54H60 model propeller hub installed. That NPRM proposed to supersede Airworthiness Directive (AD) 2020-12-07, which applies to certain Hamilton Sundstrand Corporation (Hamilton Sundstrand) 54H model propellers.

The resulting AD

AD 2022-08-10Propeller Blade Section · Hamilton Sundstrand 54HEffective May 27, 2022 · Supersedes AD 2020-12-07

Notices in this docket · 2

FR 2021-03607Notice of proposed rulemaking (NPRM)Published Feb 25, 2021 · comments due Apr 12, 2021 · first notice FR 2021-15979Initial regulatory flexibility analysis (IRFA); request for commentPublished Jul 28, 2021 · comments due Sep 13, 2021