AD 94-10-06

final rule
Data completeness: 70%

Airworthiness Directives; Boeing Model 707/720 Series Airplanes

AD Number
94-10-06
Status
final_rule
Effective Date
Product Category
aircraft
Docket
93-NM-80-AD
FR Citation
(Federal Register: May 19, 1994 (Volume 59, Number 96))

Applicability

TypeManufacturerModelDetails
aircraft The Boeing Company 707-100 Long Body Airworthiness Directives; Boeing Model 707/720 Series Airplanes
aircraft The Boeing Company 707-100B Long Body Airworthiness Directives; Boeing Model 707/720 Series Airplanes
aircraft The Boeing Company 707-100B Short Body Airworthiness Directives; Boeing Model 707/720 Series Airplanes
aircraft The Boeing Company 707-200 Airworthiness Directives; Boeing Model 707/720 Series Airplanes
aircraft The Boeing Company 707-300 Series Airworthiness Directives; Boeing Model 707/720 Series Airplanes
aircraft The Boeing Company 707-300B Series Airworthiness Directives; Boeing Model 707/720 Series Airplanes
aircraft The Boeing Company 707-300C Series Airworthiness Directives; Boeing Model 707/720 Series Airplanes
aircraft The Boeing Company 707-400 Series Airworthiness Directives; Boeing Model 707/720 Series Airplanes
aircraft The Boeing Company 720 Series Airworthiness Directives; Boeing Model 707/720 Series Airplanes
aircraft The Boeing Company 720B Series Airworthiness Directives; Boeing Model 707/720 Series Airplanes

Unsafe Condition

Fatigue cracking and corrosion in structural components of older Boeing Model 707/720 series airplanes that are approaching or have exceeded their economic design service goal.

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

Required Actions

Accomplish inspections specified in Boeing Document D6-54996 Revision E for cracks, corrosion, and other discrepancies, repeat inspections at intervals not exceeding those specified, and correct discrepancies before further flight. Use approved alternative methods if available.

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

Compliance Time

The later of (1) the threshold inspection time based on accumulated flight cycles or time-in-service, or (2) 18 months after the AD's effective date (June 20, 1994).

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

Affected Aircraft

Boeing Model 707/720 series airplanes listed in Section 4 and Appendix A.4 of Boeing Document D6-54996 Revision E, certified in any category.

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

Source: Official FAA Source ↗

Retrieved: Apr 8, 2026

Rights: U.S. Government Public Domain

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