AD 2001-02-01

Recurring final rule
Data completeness: 70%

Airworthiness Directives; Boeing Model 737-300, -400, and -500 Series Airplanes

AD Number
2001-02-01
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. 99-NM-380-AD
FR Citation
66 FR 7576

Applicability

TypeManufacturerModelDetails
aircraft Boeing 737-300 Airworthiness Directives; Boeing Model 737-300, -400, and -500 Series Airplanes

Unsafe Condition

Fatigue cracking of certain areas of the forward pressure bulkhead, which could result in rapid decompression of the airplane fuselage.

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

Required Actions

Perform initial and repetitive inspections of the vertical and side chord areas of the forward pressure bulkhead to detect cracking. Repair any detected cracking before further flight. Accomplish preventive modifications of the vertical and side chord areas to terminate repetitive inspections.

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

Compliance Time

Within 3,000 flight cycles after the effective date or before the accumulation of 20,000 total flight cycles, whichever occurs later.

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

Affected Aircraft

Boeing Model 737-300, -400, and -500 series airplanes, certificated in any category, as listed in Boeing Alert Service Bulletin 737-53A1208, dated May 6, 1999.

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

Source: Official FAA Source ↗

Retrieved: Apr 6, 2026

Rights: U.S. Government Public Domain

This site is not affiliated with or endorsed by the FAA. Always verify with official sources.