AD 70-21-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | de Havilland Aircraft Co., Ltd., The | D.H. 104 Dove Series 1A | Airworthiness Directives; Hawker Siddeley Aviation, Ltd to de Havilland Model DH.104 "Dove" Series Airplanes |
| aircraft | de Havilland Aircraft Co., Ltd., The | D.H. 104 Dove Series 2A | Airworthiness Directives; Hawker Siddeley Aviation, Ltd to de Havilland Model DH.104 "Dove" Series Airplanes |
| aircraft | de Havilland Aircraft Co., Ltd., The | D.H. 104 Dove Series 5A | Airworthiness Directives; Hawker Siddeley Aviation, Ltd to de Havilland Model DH.104 "Dove" Series Airplanes |
| aircraft | de Havilland Aircraft Co., Ltd., The | D.H. 104 Dove Series 5BA | Airworthiness Directives; Hawker Siddeley Aviation, Ltd to de Havilland Model DH.104 "Dove" Series Airplanes |
| aircraft | de Havilland Aircraft Co., Ltd., The | D.H. 104 Dove Series 6A | Airworthiness Directives; Hawker Siddeley Aviation, Ltd to de Havilland Model DH.104 "Dove" Series Airplanes |
| aircraft | de Havilland Aircraft Co., Ltd., The | D.H. 104 Dove Series 6BA | Airworthiness Directives; Hawker Siddeley Aviation, Ltd to de Havilland Model DH.104 "Dove" Series Airplanes |
| aircraft | de Havilland Aircraft Co., Ltd., The | D.H. 104 Dove Series 7A | Airworthiness Directives; Hawker Siddeley Aviation, Ltd to de Havilland Model DH.104 "Dove" Series Airplanes |
| aircraft | de Havilland Aircraft Co., Ltd., The | D.H. 104 Dove Series 7AXC | Airworthiness Directives; Hawker Siddeley Aviation, Ltd to de Havilland Model DH.104 "Dove" Series Airplanes |
| aircraft | de Havilland Aircraft Co., Ltd., The | D.H. 104 Dove Series 8A | Airworthiness Directives; Hawker Siddeley Aviation, Ltd to de Havilland Model DH.104 "Dove" Series Airplanes |
| aircraft | de Havilland Aircraft Co., Ltd., The | D.H. 104 Dove Series 8AXC | Airworthiness Directives; Hawker Siddeley Aviation, Ltd to de Havilland Model DH.104 "Dove" Series Airplanes |
Unsafe Condition
Failure of the flap datum hinge assemblies due to insufficient wall thickness in the bearing housing recess of the flap datum hinge links.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect the wall thickness of the bearing housing recess of both right and left wing flap datum hinge links. If thickness is less than 0.17 inches, replace with serviceable links of Modification 982 standard. Incorporate Modification 982 by replacing assemblies with specified part numbers as per approved documents.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
within the next 3,000 hours' time in service after the effective date of this AD, or by March 31, 1971, whichever occurs first
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
de Havilland Model DH.104 'Dove' Series 1A, 2A, 5A, and other series as listed in the AD, all serial numbers
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.