Voglio sapere a riguardo di…

Federal Register / Vol. 86, No. 39 / Tuesday, March 2, 2021 / Proposed Rules 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 Proposed Amendment Accordingly, under the authority delegated to me by the Administrator, the FAA proposes to amend 14 CFR part 39 as follows:
PART 39AIRWORTHINESS
DIRECTIVES
1. The authority citation for part 39
continues to read as follows:

Authority: 49 U.S.C. 106g, 40113, 44701.
39.13

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

Airbus Helicopters: Docket No. FAA2021
0105; Project Identifier MCAI2020
01422R.
a Comments Due Date The FAA must receive comments by April 16, 2021.
b Affected Airworthiness Directives ADs None.
c Applicability This AD applies to all Airbus Helicopters Model SA330J helicopters, certificated in any category.
d Subject Joint Aircraft System Component JASC
Code 6320, Main Rotor Gearbox.
e Reason This AD was prompted by a failure of a second stage planet gear installed in the main gearbox MGB. The FAA is issuing this AD
to address failure of an MGB second stage planet gear, which could result in failure of the MGB and subsequent loss of control of the helicopter.

jbell on DSKJLSW7X2PROD with PROPOSALS

f Compliance Comply with this AD within the compliance times specified, unless already done.
g Requirements Except as specified in paragraph h of this AD: Comply with all required actions and compliance times specified in, and in accordance with, European Aviation Safety Agency now European Union Aviation Safety Agency EASA AD 20180272, dated December 13, 2018 EASA AD 20180272.
h Exceptions to EASA AD 20180272
1 Where EASA AD 20180272 refers to its effective date, this AD requires using the effective date of this AD.

VerDate Sep<11>2014

16:34 Mar 01, 2021

Jkt 253001

2 Where EASA AD 20180272 refers to March 30, 2018 the effective date of EASA
AD 20180065, dated March 23, 2018, this AD requires using the effective date of this AD.
3 The Remarks section of EASA AD
20180272 does not apply to this AD.
4 Where EASA AD 20180272 refers to flight hours FH, this AD requires using hours time-in-service.
5 Where paragraph 1 of EASA AD 2018
0272 specifies to inspect the MGB particle detector in accordance with the instructions of Section 3 of the ASB for this AD use in accordance with the instructions in step 3.B.2.a. of the ASB.
6 Where paragraph 2 of EASA AD 2018
0272 specifies to inspect the MGB bottom housing oil sump in accordance with the instructions of Section 3 of the ASB for this AD use in accordance with the instructions in step 3.B.2.b. of the ASB.
7 Where the service information referenced in EASA AD 20180272 specifies to perform a metallurgical analysis and contact the manufacturer if unsure about the characterization of the particles collected, this AD does not require contacting the manufacturer to determine the characterization of the particles collected.
8 Although the service information referenced in EASA AD 20180272 specifies that if any 16NCD13 particles are found to contact the manufacturer and send a 1-liter sample of oil to the manufacturer, this AD
does not require that action.
9 Although the service information referenced in EASA AD 20180272 specifies returning certain parts to the manufacturer, this AD does not require that action.
10 Where EASA AD 20180272 specifies actions be done after the last flight of the day or ALF, this AD requires doing those actions before the first flight of the day.
11 Although the service information referenced in EASA AD 20180272 specifies discarding certain parts, this AD requires removing the parts from service.
i Special Flight Permit Special flight permits may be issued in accordance with 14 CFR 21.197 and 21.199
to operate the helicopter to a location where the helicopter can be modified if the operator elects to do so, provided that the helicopter is operated during the day, under visual flight rules, and with no passengers onboard.
j Alternative Methods of Compliance AMOCs 1 The Manager, Strategic Policy Rotorcraft Section, FAA, has the authority to approve AMOCs for this AD, if requested using the procedures found in 14 CFR 39.19.
In accordance with 14 CFR 39.19, send your request to your principal inspector or local Flight Standards District Office, as appropriate. Send your proposal to: Manager, Strategic Policy Rotorcraft Section, FAA, 10101 Hillwood Pkwy., Fort Worth, TX
76177; phone: 8172225110. Information may be emailed to: 9-ASW-FTW-AMOCRequests@faa.gov.
2 Before using any approved AMOC, notify your appropriate principal inspector,
PO 00000

Frm 00011

Fmt 4702

Sfmt 4702

12129

or lacking a principal inspector, the manager of the local flight standards district office/
certificate holding district office.
k Related Information 1 For EASA AD 20180272, contact the EASA, Konrad-Adenauer-Ufer 3, 50668
Cologne, Germany; phone: +49 221 8999 000;
email: ADs@easa.europa.eu; internet:
www.easa.europa.eu. You may find this EASA AD on the EASA website at https
ad.easa.europa.eu. You may view this material at the FAA, Office of the Regional Counsel, Southwest Region, 10101 Hillwood Pkwy., Room 6N321, Fort Worth, TX 76177.
For information on the availability of this material at the FAA, call 8172225110. This material may be found in the AD docket on the internet at https www.regulations.gov by searching for and locating Docket No.
FAA20210105.
2 For more information about this AD, contact Mahmood G. Shah, Aviation Safety Engineer, Fort Worth ACO Branch, FAA, 10101 Hillwood Pkwy., Fort Worth, TX
76177; phone: 8172225538; email:
mahmood.g.shah@faa.gov.
Issued on February 19, 2021.
Lance T. Gant, Director, Compliance & Airworthiness Division, Aircraft Certification Service.
FR Doc. 202103951 Filed 3121; 8:45 am BILLING CODE 491013P

DEPARTMENT OF TRANSPORTATION
Federal Aviation Administration 14 CFR Part 71
Docket No. FAA20210054; Airspace Docket No. 20AGL34
RIN 2120AA66

Proposed Establishment of Area Navigation RNAV Routes T322, T
392, T403, and T405; Central United States Federal Aviation Administration FAA, DOT.
ACTION: Notice of proposed rulemaking NPRM.
AGENCY:

This action proposes to establish area navigation RNAV routes T322, T392, T403, and T405 in the central United States. The proposed new RNAV routes would expand the availability of RNAV routing in support of transitioning the National Airspace System NAS from ground-based to satellite-based navigation. Additionally, a portion of the new RNAV routes would provide enroute structure where VHF Omnidirectional Range VOR
Federal airway segments were removed due to the Sioux City, IA; Park Rapids, MN; and Huron, SD, VORs decommissioning in support of the
SUMMARY:

E:FRFM02MRP1.SGM

02MRP1