MINR · EMBRAER ERJ170 200LR · 2016-12-04 · San Antonio, TX, USA
Event
NTSB number
ENG17IA005
Event ID
20161205X55455
Type
Incident
Date
2016-12-04
Location
San Antonio, TX, USA
Coordinates
29.531389, -98.46833
Injuries
Highest injury
MINR
Fatal
0
Serious
0
Minor
1
Uninjured
58
Total aboard
59
Aircraft
Make
EMBRAER
Model
ERJ170 200LR
Registration
N161SY
FAR Part
121
Engines
2
Damage
MINR
Conditions
Light
DAYL
Weather
VMC
Probable cause
A failure of the nose landing gear down lock spring which precluded normal downlock operation of the nose landing gear. The spring failure was due to the presence of too much retained austenite which led to the formation of progressive cracking and subsequent failure of the spring.