Service difficulty report · Shaft · Gulstm 500S

Difficulty date
January 26, 2009
Submitted
March 5, 2009
Operation
General aviation
Make and model
Gulstm 500S
Aircraft time
12,526 hours
Engine
Lyc IO540E1B5
Part
Shaft
Part number
7500691
Condition
Cracked
Location
Nlg
Part time
12,656 hours
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

ON VISUAL INSPECTION OF THE NOSE LANDING GEAR DRAG BRACE AND BUNGEE SYSTEM, IT WAS FOUND THAT THE SHAFT LINKING THE DRAG BRACE TO THE BUNGEE WAS CRACKED AT THE BOLT HOLES. THE BOLT HOLES WERE FOUND TO ALSO BE ELONGATED. THE SHAFT WAS REMOVED AND THE HIDDEN PART OF THE SHAFT WAS SEVERELY CRACKED. SIX OTHER AERO COMMANDER 500B AND 500S ARE TO BE INSPECTED. TO DATE 2 SHAFTS ARE FOUND CRACKED.