Hydraulic Subsystems
T-45A UJPT, E2-C2, ADV, & IUT Eng-13
2.
Nose landing gear (NLG)
Sg 1, fr 5
a.
Shock strut
Shock Strut
Approach Light
Retract/Extend
Actuator
Landing/ Taxi
Light Assembly
(1) Oleo-pneumatic (nitrogen-charged)
shock absorber
DragBrace
Launch Bar
Holdback Fitting
NOTE: Correct charge indicated
by 3 1/4 inches of exposed chrome
NOSE LANDING GEAR (NLG)
MAJOR COMPONENTS
(2) Cushions aircraft from loads
occurring during catapult
operations and landings
b.
Launch bar: physically connects to
carrier deck shuttle to transfer energy
from catapult to aircraft during catapult
launches
c.
Drag brace
(1) Transfers catapult load to airframe
during tension prior to runup and
catapult launch
(2) NLG drag brace lock indicator;
orange reflective flags on
starboard side of the NLG drag
brace indicate NLG down and
locked; held down and locked by
an internal mechanical locking ring
d.
Holdback fitting
(1) Mechanically connects to catapult
holdback on deck
(2) Physically holds aircraft for engine
runup prior to launch
(3) Reusable
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