AD 88-02-05

final rule
Data completeness: 70%

Airworthiness Directives; Socata Model TB 20 and TB 21 Series Airplanes

AD Number
88-02-05
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft SOCATA TB 20 Airworthiness Directives; Socata Model TB 20 and TB 21 Series Airplanes
aircraft SOCATA TB 21 Airworthiness Directives; Socata Model TB 20 and TB 21 Series Airplanes

Unsafe Condition

Interference between the moveable portions of the landing gear structure may prevent extension of the landing gear.

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

Required Actions

Within 50 hours time-in-service, visually and tactilely inspect the main landing gear hinge ball joints for play or interference marks. If play or marks are found, modify the airplane as prescribed in SOCATA SB No. 30 before further flight. If no issues are found, modify the airplane within 100 hours time-in-service after the AD's effective date.

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

Compliance Time

Within the next 50 hours time-in-service (TIS) and within 100 hours TIS after the effective date of this AD, as applicable.

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

Affected Aircraft

Socata Models TB 20 and TB 21 (Serial numbers 275 through 709)

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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