AD 2021-01-04

final rule
Data completeness: 80%

Airworthiness Directives; The Boeing Company Airplanes

AD Number
2021-01-04
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2020-0459
FR Citation
86 FR 10441

Applicability

TypeManufacturerModelDetails
aircraft Boeing Company Airworthiness Directives; The Boeing Company Airplanes

Unsafe Condition

cracked or completely severed lugs in the upper aft corner stop fitting assembly of the forward entry door

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

an inspection, a measurement, or a records check of that assembly to determine the part number, and replacement if a certain part is found

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

before 10,000 total flight cycles on the forward entry door, or within 5,000 forward entry door flight cycles after the original issue date of Boeing Alert Requirements Bulletin 737-52A1180 RB, dated January 24, 2020, whichever occurs later

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

all The Boeing Company Model 737 series airplanes, excluding Model 737-100, -200, -200C, -300, -400, and -500 series airplanes

AI-generated summary from the source AD text. Verify against the official source before acting.

Source: Official FAA Source ↗

Retrieved: Apr 4, 2026

Rights: U.S. Government Public Domain

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