SA 160
AIRCRAFTA I R C R A F T
Symphony
AIRCRAFT
1-13
SECTION 1
GENERAL
Moment
Center of gravity (C.G.)
C.G. Arm
C.G. Limits
Usable Fuel
Unusable Fuel
Standard Empty Weight
Basic Empty Weight
Useful load
,
The product of the weight of an item multiplied by its arm. (Moment
divided by a constant is used to simplify balance calculations by
reducingthenumberofdigits.)
The point at which an Aircraft would balance if suspended. Its
distance from the reference datum is found by dividing the total
momentbythetotalweightoftheAircraft.
The arm obtained by adding the Aircraft's individual moments and
dividingthesumbythetotalweight.
The extreme center of gravity locations within which the Aircraft
mustbeoperatedatagivenweight.
Fuelavailableforflightplanningpurposes.
Fuel remaining after a run out test has been completed in
accordancewithgovernmental regulations.
Weight of a standard Aircraft including unusable fuel, full operating
fluidsandfulloil.
Standardemptyweightplusoptionalequipment.
Difference between take off weight, or ramp weight if applicable
andbasicemptyweight.
Feb 25, 2005
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