AD 75-27-01

final rule
Data completeness: 70%

Airworthiness Directives; Hawker Siddeley Aviation Ltd Model DH-104 Series Airplanes

AD Number
75-27-01
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft de Havilland Aircraft Co., Ltd., The D.H. 104 Dove Series 1A Airworthiness Directives; Hawker Siddeley Aviation Ltd Model DH-104 Series Airplanes
aircraft de Havilland Aircraft Co., Ltd., The D.H. 104 Dove Series 2A Airworthiness Directives; Hawker Siddeley Aviation Ltd Model DH-104 Series Airplanes
aircraft de Havilland Aircraft Co., Ltd., The D.H. 104 Dove Series 5A Airworthiness Directives; Hawker Siddeley Aviation Ltd Model DH-104 Series Airplanes
aircraft de Havilland Aircraft Co., Ltd., The D.H. 104 Dove Series 5BA Airworthiness Directives; Hawker Siddeley Aviation Ltd Model DH-104 Series Airplanes
aircraft de Havilland Aircraft Co., Ltd., The D.H. 104 Dove Series 6A Airworthiness Directives; Hawker Siddeley Aviation Ltd Model DH-104 Series Airplanes
aircraft de Havilland Aircraft Co., Ltd., The D.H. 104 Dove Series 6BA Airworthiness Directives; Hawker Siddeley Aviation Ltd Model DH-104 Series Airplanes
aircraft de Havilland Aircraft Co., Ltd., The D.H. 104 Dove Series 7A Airworthiness Directives; Hawker Siddeley Aviation Ltd Model DH-104 Series Airplanes
aircraft de Havilland Aircraft Co., Ltd., The D.H. 104 Dove Series 7AXC Airworthiness Directives; Hawker Siddeley Aviation Ltd Model DH-104 Series Airplanes
aircraft de Havilland Aircraft Co., Ltd., The D.H. 104 Dove Series 8A Airworthiness Directives; Hawker Siddeley Aviation Ltd Model DH-104 Series Airplanes
aircraft de Havilland Aircraft Co., Ltd., The D.H. 104 Dove Series 8AXC Airworthiness Directives; Hawker Siddeley Aviation Ltd Model DH-104 Series Airplanes

Unsafe Condition

Cracking of the nose gear and main gear adjusting screws, P/N 4U.493.

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

Required Actions

Replace the three adjusting screws, P/N 4U.493, with new adjusting screws, P/N 4U.567, in accordance with paragraph No. 5 of Hawker Siddeley Technical News Sheet No. 231 dated March 19, 1973, or with FAA-approved equivalent parts and procedure.

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

Compliance Time

within the next 250 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

Hawker Siddeley Aviation Ltd Model DH-104 Series airplanes certificated in all categories except those modified in accordance with Hawker Siddeley Modification 1723.

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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