AD 70-01-06

final rule
Data completeness: 70%

Airworthiness Directives; Hughes Model 269A, 269A-1, 269A-2 and 269B Helicopters

AD Number
70-01-06
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft Schweizer Aircraft Corporation 269A Airworthiness Directives; Hughes Model 269A, 269A-1, 269A-2 and 269B Helicopters
aircraft Schweizer Aircraft Corporation 269A-1 Airworthiness Directives; Hughes Model 269A, 269A-1, 269A-2 and 269B Helicopters
aircraft Schweizer Aircraft Corporation 269B Airworthiness Directives; Hughes Model 269A, 269A-1, 269A-2 and 269B Helicopters

Unsafe Condition

Failure of the P/N 269A7506 lateral pitch mixer idler bellcrank assembly due to fatigue cracking could result in loss of lateral pitch control.

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

Required Actions

Remove and replace P/N 269A7506 bellcrank assembly with serviceable P/N 269A7506 or P/N 269A7508 units before specified time-in-service limits. Mark removed assemblies to prevent reuse.

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

Compliance Time

Prior to accumulation of 900 hours time in service (for assemblies with less than 875 hours on AD effective date) or 25 additional hours time in service (for assemblies with 875+ hours on AD effective date).

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

Affected Aircraft

Schweizer Aircraft Corporation Models 269A, 269A-1, 269A-2, and 269B helicopters with P/N 269A7506 lateral pitch mixer idler bellcrank assembly installed.

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

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