GRUMMAN AMERICAN
FOR TRAINING USE ONLY – SECTION 6
MODEL GA-7/COUGAR
WEIGHT AND BALANCE
6-8
Issued: April 10, 1978
SAMPLE LOADING PROBLEMS
SAMPLE AIRPLANE
YOUR AIRPLANE
Weight
(Lbs)
Arm
(Ins)
Moment
(Lb
In/1000)
Weight
(Lbs)
Arm
(Ins)
Moment
(Lb
In/1000)
Airplane Basic Empty Weight
(As calculated in Fig. 6-3 or
from Weight and Balance Data
Sheet)
2619.00
94.54
247.602
Fuel (in excess of unusable)
Max. Usable 114 Gallons
456.00
112.00
51.072
Pilot and Copilot
340.00
91.00
30.940
Rear Seat Passengers
340.00
128.00
43.520
Baggage (in aft baggage
compartment)
*Max. Cap. = 175 lbs.
45.00
160.00
7.200
Baggage (in fwd. baggage
compartment)
**Max. Cap. 75 lbs.
26.00
Cargo Area, Max. Cap. 340 lbs.
125.40
TOTAL WEIGHT
3800.00
100.09
380.334
***
Figure 6-4
* Maximum allowable 175 lbs. if C.G. is within center of gravity envelope.
** Maximum allowable 75 lbs. if C.G. is within center of gravity envelope.
*** Locate this point (3800/380.334) on the center of gravity envelope, if the point falls within the
envelope, the above loading meets all balance requirements.
