AD 63-22-02

final rule
Data completeness: 70%

Airworthiness Directives; Grumman Model G-164 Series Aircraft

AD Number
63-22-02
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft Allied Ag Cat Productions, Inc. G-164 Airworthiness Directives; Grumman Model G-164 Series Aircraft
aircraft Allied Ag Cat Productions, Inc. G-164A Airworthiness Directives; Grumman Model G-164 Series Aircraft
aircraft Allied Ag Cat Productions, Inc. G-164B Airworthiness Directives; Grumman Model G-164 Series Aircraft
aircraft Allied Ag Cat Productions, Inc. G-164B-15T Airworthiness Directives; Grumman Model G-164 Series Aircraft
aircraft Allied Ag Cat Productions, Inc. G-164B-20T Airworthiness Directives; Grumman Model G-164 Series Aircraft
aircraft Allied Ag Cat Productions, Inc. G-164B-34T Airworthiness Directives; Grumman Model G-164 Series Aircraft
aircraft Allied Ag Cat Productions, Inc. G-164B (with 73 inch wing gap) Airworthiness Directives; Grumman Model G-164 Series Aircraft
aircraft Allied Ag Cat Productions, Inc. G-164C Airworthiness Directives; Grumman Model G-164 Series Aircraft
aircraft Allied Ag Cat Productions, Inc. G-164D Airworthiness Directives; Grumman Model G-164 Series Aircraft
aircraft Allied Ag Cat Productions, Inc. G-164D (with 73 inch wing gap) Airworthiness Directives; Grumman Model G-164 Series Aircraft

Unsafe Condition

Excessive wear of the throttle control pivot bolt (AN 23-13) can cause loss of throttle control.

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

Required Actions

Within 25 hours' time in service after the effective date, inspect the throttle control pivot bolt for wear. If worn beyond 0.020 inch, rework the carburetor throttle arm, install specified components per Grumman Service Bulletin No. 25. If no wear, inspect repetitively at 50-hour intervals until modifications are made.

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

Compliance Time

Within 25 hours' time in service after the effective date of this AD

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

Affected Aircraft

Grumman Model G-164 Series Aircraft equipped with Continental W670 series engines, serial numbers 1 through 229 inclusive.

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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