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|  MIL-W-3947B
3.4.1 Submission of Data. The submission and type of data shall be in
accordance with Table I and II for the applicable type of contractual program
including feasibility study, proposal, experimental prototype, production
and operational phases. All data shall be submitted for acceptance by
the procuring agency except Status Reports which are submitted for information.
Required data shall be in the hands of the procuring agency on or before
the date specified. The schedule or interval of submission for Actual Weight
Reports shall be determined by the procuring agency based on the quantity
of vehicles under contact and the rate of delivery. Generally, a report is
required every four months on production contracts. The number of copies and
distribution shall be as specified by the procuring activity. Weight Reports
are titled as follows:
Status, (d) Actual, (Detail and
(a) Estimated, (b) Calculated, (c)
Intermediate).
Operational Weight Data are titled (a) Pre-Flight Weight Report,
(including Loading Data and Check-Off List), (b) Post-Flight weight Report,
(c) Propellant Loading Weight Report, (d) Field Weight Coordination
system and (e) Critical Performance Weight Error Analysis.
3.4.1.1 Specification Weight Derivation. During the negotiation
stage of preparing a contract detail specification, the contractor shall
furnish a running derivation of the vehicle weight for each draft of the
specification until the weight status of the final draft is represented.
The running derivation shall be based on the design proposal (on prototype
or actual data when available) and shall be furnished on the Status Report
Form MIL-STD-176 Part III. A tabulation shall be appended summarizing the
weight changes involved. A list of weights of Government Furnished Equipment
upon which the weights are based shall be attached.
3.4.2 Detail Requirements.
3.4.2.1 Title Page, Index of Contents and Forward. Include date of
preparation, model, contract number, report number, contractor's name,
applicable serial numbers (contractor's and government).
3.4.2.2 Summary. Table-Summarize the weight center of gravity, balance
calculations, and inertias for weight empty, gross weight at lift off or
launch and other important discrete points of the flight profile.
3.4.2.3 Summary weight Statement (MIL-STD-176 Part I) Fill in as
required. (See paragraph 5.1.1 through 5.1.1.3 of MIL-STD-176).
3.4.2.4 Detail Weight Statement (MIL-STD-176 Part II) Fill in as
required including Appendix I. (See paragraph 5.1.2 through 5.1.2.14 of
MIL-STD-176).
3.4.2.5 Weighing Data Sheet. Provide a table showing the scale readings,
tare, net weight, arm and moment for longitudinal, vertical and lateral
center of gravity. Provide a list of the items to be added or subtracted
3
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