AD NUMBER: 2007-21-17
MANUFACTURER: British Aero
SUBJECT: Airworthiness Directive 2007-21-17 - Correct the unsafe
condition of these products SUMMARY: We are adopting a
new airworthiness directive (AD) for the products listed above.
This AD results from mandatory continuing airworthiness
information (MCAI) issued by an aviation authority of another
country to identify and correct an unsafe condition on an aviation
The MCAI describes the unsafe condition as: There has been a
report of landing gear radius rods suffering cracks starting in the
flash line near the micro switch boss. Such cracks can result in
loss of the normal hydraulic system and may lead to a landing gear
collapse. Main landing gear collapse is considered as potentially
This AD mandates additional inspections considered necessary to
address the identified unsafe condition.