Federal Register - December 21, 2021

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Source: Federal Register

Federal Register / Vol. 86, No. 242 / Tuesday, December 21, 2021 / Rules and Regulations
72179

ESTIMATED COSTS
Action
Labor cost
Remove and replace HPT rotor stage 1 disk
Authority for This Rulemaking Title 49 of the United States Code specifies the FAAs authority to issue rules on aviation safety. Subtitle I, section 106, describes the authority of the FAA Administrator. Subtitle VII:
Aviation Programs, describes in more detail the scope of the Agencys authority.
The FAA is issuing this rulemaking under the authority described in Subtitle VII, Part A, Subpart III, Section 44701: General requirements. Under that section, Congress charges the FAA
with promoting safe flight of civil aircraft in air commerce by prescribing regulations for practices, methods, and procedures the Administrator finds necessary for safety in air commerce.
This regulation is within the scope of that authority because it addresses an unsafe condition that is likely to exist or develop on products identified in this rulemaking action.

jspears on DSK121TN23PROD with RULES1

Regulatory Findings This AD will not have federalism implications under Executive Order 13132. This AD will not have a substantial direct effect on the States, on the relationship between the national
VerDate Sep<11>2014

17:14 Dec 20, 2021

Jkt 256001

Parts cost
812 work-hours $85 per hour = $69,020

government and the States, or on the distribution of power and responsibilities among the various levels of government.
For the reasons discussed above, I
certify that this AD:
1 Is not a significant regulatory action under Executive Order 12866, 2 Will not affect intrastate aviation in Alaska, and 3 Will not have a significant economic impact, positive or negative, on a substantial number of small entities under the criteria of the Regulatory Flexibility Act.
List of Subjects in 14 CFR Part 39
Air transportation, Aircraft, Aviation safety, Incorporation by reference, Safety.
The Amendment Accordingly, under the authority delegated to me by the Administrator, the FAA amends 14 CFR part 39 as follows:
PART 39AIRWORTHINESS
DIRECTIVES

$258,100

Cost per product $327,120

39.13

Amended
2. The FAA amends 39.13 by adding the following new airworthiness directive:

20212619 General Electric Company:
Amendment 3921878; Docket No.
FAA20210869; Project Identifier AD
202100176E.
a Effective Date This airworthiness directive AD is effective January 25, 2022.
b Affected ADs None.
c Applicability This AD applies to General Electric Company GE CF348C5, CF348C5B1, CF348E2, CF348E2A1, CF348E5, CF34
8E5A1, CF348E5A2, CF348E6, and CF34
8E6A1 model turbofan engines with an installed high-pressure turbine HPT rotor stage 1 disk, part number P/N 4125T22P04, and a serial number S/N listed in Figure 1
or Figure 2 to paragraph c of this AD.
BILLING CODE 491013P

1. The authority citation for part 39
continues to read as follows:

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Fmt 4700

Sfmt 4700

$7,523,760

Authority: 49 U.S.C. 106g, 40113, 44701.

PO 00000

Cost on U.S.
operators
E:FRFM21DER1.SGM

21DER1

Riguardo a questa edizione

Federal Register - December 21, 2021

TitoloFederal Register

PaeseStati Uniti

Data21/12/2021

Conteggio pagine370

Numero di edizioni7802

Prima edizione14/03/1936

Ultima edizione25/06/2026

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