AD 76-16-08
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Aviat Aircraft Inc | S-1S | Airworthiness Directives; Pitts Model S-1S and S-2A Airplanes |
| aircraft | Aviat Aircraft Inc | S-2A | Airworthiness Directives; Pitts Model S-1S and S-2A Airplanes |
Unsafe Condition
Partial loss of rudder control due to control cable slippage resulting from improper swaging of the Nicopress sleeves.
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Required Actions
Inspect the 3 swaged grooves of the Nicopress part number 18-3-M sleeves in the rudder control system to ensure the major axis diameter is between 0.348 and 0.353 inches. If improperly swaged sleeves are found, reswage to proper limits or replace them before further flight. Install a placard prohibiting acrobatic flight until compliance is achieved.
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Compliance Time
Within 10 hours' time in service after the effective date of this airworthiness directive or by September 13, 1976, whichever occurs first.
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Affected Aircraft
Pitts Model S-1S (Serial Numbers 1-0001 through 1-0043) and Model S-2A (Serial Numbers 2001 through 2122) airplanes.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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