MIL-S-62520
subparagraphs are defined in Specification
MI�700.)
3.4.1.1 Minimum Flying Gross Weight
---lb.
Maneuver
craft will be restricted because of gross weight, temperature, etc).
3.4.4 Center of gravity limits. See Figure
--- : (The center of gravity envelope
shall be presented in chart form plotted
Gust
Positive
Negative
versus gross weight. The chart shall show the operational limits and the limits to be
Positive --- Negative ---
3.4.1.2 Basic Flight Design Gross Weight
---lb.
Maneuver
used for structural design.)
3.4.5 Structul·al design -ervice /if-· The structural design will demonstrate freedom from failure during the service life for -D
Gust
Positive --D
Negative
--- of flying hours and of landings.
Positive --- Negative ---
3.4.J.3 Maximum Design Gross Weight
---lb.
Maneuver
3.4.6 Ditch-ing criteria. (Any detailed reD quirements pertaining to ditching criteria shall be included as subparagraphs of this paragraph.)
Gust
Positive
Negative
3.4 (BuAe1·) Structural design criteria.
Positive --- Negative ---
3.4.1.4 List any other alternate mission take-off gross weights desired, with assoD ciated load factors.
3.4.2 Landing Load Factors.
3.4.2.1 Basie Landplane Gross Weight
_ ._lbs.
Sinking Speed --- feet per second.
3.4.2.2 Maximum Landing Gross Weight
---lbs.
Sinking Speed feet per second.
3.4.3 Design speeds. See Figure --D
(The design speeds for the aircraft shall be
presented in chart form. The chart shall in-D
elude the variations of the equivalent level
flight high speed with both normal and miliD
tary rated power, equivalent level flight
limited speed (if applicable) and the maxiD
mum equivalent design speed plotted versus
altitude. Constant Mach number lines shall
be superimposed upon the chart along with
a plot of staJl speed (Vs) for one "g" level
flight and any other speeds to which the air-
16
. 3.4.1 Strength requirements. (This paraD graph shall summarize the essential strength characteristics of the aircraft, and shall conD tain the following statement: "These data are shown for information only and apply to the aircraft as conceived as of the date of the detail specification. The contractual obligation of the contractor under this speciD fication shall be as set forth in the succeedD ing paragraphs."
Example:
Basic fiiy�,, design gross weight -- lb
Basi« 1':li·:u:ting design gross weight --
--lb. .
Basic eatapulating design.gross weight
---lb.
Basic landplane take-off design gross weight lb.
Rough water operation take-off design gross weight lb.
Sheltered water operation design gross weight lb.
Positive limit ]oad factor at basic flight design gross weight /b.
Design sinking speed, fps.)
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