AD 2021-19-15

Airworthiness directive · Equipment/furnishings · Boeing 777-200 Series, 777-200LR Series, 777-300 Series and 1 more

Effective
January 19, 2022
Published
December 15, 2021 · 86 FR 71131–71133
Issued
September 8, 2021
Supersedes
AD2019-01-08
Models
777-200 Series, 777-200LR Series, 777-300 Series, 777-300ER Series
Data sheet
TCDST00001SE
Registered aircraft
233 matched by model
Product
Aircraft · Large airplane
ATA chapter
25 · Equipment and furnishings
Amendment
39-21733
Docket
FAA-2021-0451
Project
AD-2021-00007-T
Issued as
Final rule

Unofficial copy from the Federal Register XML, document 2021-27090. Only the govinfo PDF is the legal edition. DRS record last changed November 21, 2025.

On this page

Summary

The FAA is superseding Airworthiness Directive (AD) 2019-01-08, which applied to certain The Boeing Company Model 777-200, -200LR, -300, and -300ER series airplanes. AD 2019-01-08 required modifications for galley mounted attendant seat fittings. This AD was prompted by a report that showed a non-compliance exists on some in-service galley attendant seat fitting installations, and a determination that additional airplanes are subject to the unsafe condition. This AD requires modifications for galley mounted attendant seat fittings. The FAA is issuing this AD to address the unsafe condition on these products.

The airworthiness directive

2021-19-15 The Boeing Company: Amendment 39-21733; Docket No. FAA-2021-0451; Project Identifier AD-2021-00007-T.

(a) Effective Date

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This airworthiness directive (AD) is effective January 19, 2022.

(b) Affected ADs

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This AD replaces AD 2019-01-08, Amendment 39-19547 (84 FR 4318, February 15, 2019) (AD 2019-01-08).

(c) Applicability

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This AD applies to The Boeing Company Model 777-200, -200LR, -300, and -300ER series airplanes, certificated in any category, as identified in Boeing Special Attention Service Bulletin 777-25-0649, Revision 2, dated October 8, 2020.

(d) Subject

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Air Transport Association (ATA) of America Code 25, Equipment/furnishings.

(e) Unsafe Condition

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This AD was prompted by a report that showed a non-compliance exists on some in-service galley attendant seat fitting installations, and a determination that additional airplanes are subject to the unsafe condition. The FAA is issuing this AD to address non-compliant flight attendant seats, which could fail in a high-G crash and result in potential injury to flight attendants and consequent inability of the flight attendants to assist with passenger evacuation in a timely manner.

(f) Compliance

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Comply with this AD within the compliance times specified, unless already done.

(g) Required Actions

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Except as specified by paragraph (h) of this AD: At the applicable times specified in paragraph 1.E., “Compliance,” of Boeing Special Attention Service Bulletin 777-25-0649, Revision 2, dated October 8, 2020, do all applicable actions identified as “RC” (required for compliance) in, and in accordance with, the Accomplishment Instructions of Boeing Special Attention Service Bulletin 777-25-0649, Revision 2, dated October 8, 2020.

(h) Exception to Service Information Specifications

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Where Boeing Special Attention Service Bulletin 777-25-0649, Revision 2, dated October 8, 2020, uses the phrase “the Revision 2 date of this service bulletin,” this AD requires using “the effective date of this AD.”

(i) No Reporting Requirement

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Although the service information referenced in Boeing Special Attention Service Bulletin 777-25-0649, Revision 2, dated October 8, 2020, specifies to submit certain information to the manufacturer, this AD does not include that requirement.

(j) Credit for Previous Actions

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This paragraph provides credit for the actions specified in paragraph (g) of this AD, if those actions were performed before the effective date of this AD using Boeing Special Attention Service Bulletin 777-25-0649, Revision 1, dated October 6, 2017 (which is incorporated by reference in AD 2019-01-08).

(k) Alternative Methods of Compliance (AMOCs)

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(1) The Manager, Seattle ACO Branch, 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 responsible Flight Standards Office, as appropriate. If sending information directly to the manager of the certification office, send it to the attention of the person identified in Related Information. Information may be emailed to: 9-ANM-Seattle-ACO-AMOC-Requests@faa.gov.

(2) Before using any approved AMOC, notify your appropriate principal inspector, or lacking a principal inspector, the manager of the responsible Flight Standards Office.

(3) An AMOC that provides an acceptable level of safety may be used for any repair, modification, or alteration required by this AD if it is approved by The Boeing Company Organization Designation Authorization (ODA) that has been authorized by the Manager, Seattle ACO Branch, FAA, to make those findings. To be approved, the repair method, modification deviation, or alteration deviation must meet the certification basis of the airplane, and the approval must specifically refer to this AD.

(4) AMOCs approved for AD 2019-01-08 are approved as AMOCs for the corresponding provisions of Boeing Special Attention Service Bulletin 777-25-0649, Revision 2, dated October 8, 2020, that are required by paragraph (g) of this AD.

(5) For service information that contains steps that are labeled as Required for Compliance (RC), the provisions of paragraphs (k)(5)(i) and (ii) of this AD apply.

(i) The steps labeled as RC, including substeps under an RC step and any figures identified in an RC step, must be done to comply with the AD. If a step or substep is labeled “RC Exempt,” then the RC requirement is removed from that step or substep. An AMOC is required for any deviations to RC steps, including substeps and identified figures.

(ii) Steps not labeled as RC may be deviated from using accepted methods in accordance with the operator's maintenance or inspection program without obtaining approval of an AMOC, provided the RC steps, including substeps and identified figures, can still be done as specified, and the airplane can be put back in an airworthy condition.

(l) Related Information

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(1) For more information about this AD, contact Brandon Lucero, Aerospace Engineer, Cabin Safety and Environmental Systems Section, FAA, Seattle ACO Branch, 2200 South 216th St., Des Moines, WA 98198; phone and fax: 206-231-3569; email: brandon.lucero@faa.gov.

(2) Service information identified in this AD that is not incorporated by reference is available at the addresses specified in paragraphs (m)(3) and (4) of this AD.

(m) Material Incorporated by Reference

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(1) The Director of the Federal Register approved the incorporation by reference (IBR) of the service information listed in this paragraph under 5 U.S.C. 552(a) and 1 CFR part 51.

(2) You must use this service information as applicable to do the actions required by this AD, unless the AD specifies otherwise.

(i) Boeing Special Attention Service Bulletin 777-25-0649, Revision 2, dated October 8, 2020.

(ii) [Reserved]

(3) For service information identified in this AD, contact Boeing Commercial Airplanes, Attention: Contractual & Data Services (C&DS), 2600 Westminster Blvd., MC 110-SK57, Seal Beach, CA 90740-5600; telephone 562-797-1717; internet https://www.myboeingfleet.com.

(4) You may view this service information at the FAA, Airworthiness Products Section, Operational Safety Branch, 2200 South 216th St., Des Moines, WA. For information on the availability of this material at the FAA, call 206-231-3195.

(5) You may view this service information that is incorporated by reference at the National Archives and Records Administration (NARA). For information on the availability of this material at NARA, email fr.inspection@nara.gov, or go to: https://www.archives.gov/federal-register/cfr/ibr-locations.html.

Rule preamble

The FAA’s background, reasoning and cost estimate, published with the AD.

DatesPage 2

This AD is effective January 19, 2022.

The Director of the Federal Register approved the incorporation by reference of a certain publication listed in this AD as of January 19, 2022.

AddressesPage 2

For service information identified in this final rule, contact Boeing Commercial Airplanes, Attention: Contractual & Data Services (C&DS), 2600 Westminster Blvd., MC 110-SK57, Seal Beach, CA 90740-5600; telephone 562-797-1717; internet https://www.myboeingfleet.com. You may view this service information at the FAA, Airworthiness Products Section, Operational Safety Branch, 2200 South 216th St., Des Moines, WA. For information on the availability of this material at the FAA, call 206-231-3195. It is also available at https://www.regulations.gov by searching for and locating Docket No. FAA-2021-0451.

For further information contactPage 2

Brandon Lucero, Aerospace Engineer, Cabin Safety and Environmental Systems Section, FAA, Seattle ACO Branch, 2200 South 216th St., Des Moines, WA 98198; phone and fax: 206-231-3569; email: brandon.lucero@faa.gov.

BackgroundPage 2

The FAA issued a notice of proposed rulemaking (NPRM) to amend 14 CFR part 39 to supersede AD 2019-01-08, Amendment 39-19547 (84 FR 4318, February 15, 2019) (AD 2019-01-08). AD 2019-01-08 applied to certain The Boeing Company Model 777-200, -200LR, -300, and -300ER series airplanes. The NPRM published in the Federal Register on June 25, 2021 (86 FR 33574). The NPRM was prompted by a report that showed a non-compliance exists on some in-service galley attendant seat fitting installations, and a determination that additional airplanes are subject to the unsafe condition. In the NPRM, the FAA proposed to continue to require modifications for galley mounted attendant seat fittings and expand the applicability to include additional airplanes. The FAA is issuing this AD to address non-compliant flight attendant seats, which could fail in a high-G crash and result in potential injury to flight attendants and consequent inability of the flight attendants to assist with passenger evacuation in a timely manner.

CommentsPage 2

The FAA received comments from Boeing and United Airlines, who supported the NPRM without change.

ConclusionPage 2

The FAA reviewed the relevant data, considered any comments received, and determined that air safety requires adopting this AD as proposed. Except for minor editorial changes, this AD is adopted as proposed in the NPRM. None of the changes will increase the economic burden on any operator.

Related Service Information Under 1 CFR Part 51Page 2

The FAA reviewed Boeing Special Attention Service Bulletin 777-25-0649, Revision 2, dated October 8, 2020. This service information specifies procedures for modifying galley mounted attendant seat fittings. This service information is reasonably available because the interested parties have access to it through their normal course of business or by the means identified in the ADDRESSES section.

Costs of CompliancePage 2

The FAA estimates that this AD affects 50 airplanes of U.S. registry. The FAA estimates the following costs to comply with this AD:

Estimated Costs
ActionLabor costParts costCost per productCost on U.S. operators
Modification7 work-hours × $85 per hour = $595$0$595$29,750
Authority for This RulemakingPage 2

Title 49 of the United States Code specifies the FAA's 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 Agency's 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.

Regulatory findingsPage 2

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 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.

The amendmentPage 2

Accordingly, under the authority delegated to me by the Administrator, the FAA amends 14 CFR part 39 as follows:

Adoption of the amendmentPage 2

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

2. The FAA amends § 39.13 by:

a. Removing Airworthiness Directive 2019-01-08, Amendment 39-19547 (84 FR 4318, February 15, 2019), and

b. Adding the following new airworthiness directive:

Affected TCDS · 1

The type certificate data sheets for the models this AD names, matched by model and maker.

Registered aircraft · 233

Registered aircraft whose airframe or engine model this AD names. Matched by model only, so check each against the AD’s applicability.

By aircraft maker
  • Boeing233 aircraft
By year built
19952020
Registered aircraft by year built: 179 aircraft
19957
19966
199712
199810
199928
200026
200122
200211
20035
20062
20073
20092
20104
20122
20138
20145
20152
20164
201712
20184
20192
20202

54 with no year recorded

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