AD 78-19-03

final rule
Data completeness: 70%

Airworthiness Directives; Messerschmitt-Bolkow-Blohm GmbH all Model BO-105 Helicopters

AD Number
78-19-03
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft Airbus Helicopters Deutschland GmbH BO-105A Airworthiness Directives; Messerschmitt-Bolkow-Blohm GmbH all Model BO-105 Helicopters
aircraft Airbus Helicopters Deutschland GmbH BO-105C Airworthiness Directives; Messerschmitt-Bolkow-Blohm GmbH all Model BO-105 Helicopters
aircraft Airbus Helicopters Deutschland GmbH BO-105S Airworthiness Directives; Messerschmitt-Bolkow-Blohm GmbH all Model BO-105 Helicopters

Unsafe Condition

The GL-2 buckle assembly on Autoflug safety belts types BAGU FAG-5 and FAG-7 may jam or require release forces beyond specified limits when stressed under load conditions.

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

Required Actions

Inspect safety belts with pre-October 1, 1974 manufacture dates. Replace with same part number or repair GL-2 buckle per Augoflug Technical Instruction No. 3/77 and test per specified procedures. Mark repaired belts with AD number and repair date. If compliant after testing, extend compliance to 150 hours time in service before replacement/repair.

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

Compliance Time

Within the next 30 hours time in service after the effective date of this AD, before further use

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

Affected Aircraft

Messerschmitt-Bolkow-Blohm GmbH Model BO-105 helicopters, all serial numbers, equipped with Autoflug safety belts types BAGU FAG-5 and FAG-7 with GL-2 buckles, manufactured before October 1, 1974.

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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