MIL-STD-100 Engineering Drawings S/S By Asme-Y14.100, Asme-Y14.24, Asme-Y14.35M, And Asme-14.34MThis standard, along with ASME Y14.100M, establishes the essential requirements and reference documents applicable to the preparation and revision of engineering drawings and associated lists for or by Departments and Agencies of the Department of Defense. ASME Y14.100M is the preferred requirements document for engineering drawing practices. This standard should only be used in lieu of ASME Y14.100M where the necessity for a DoD design activity is fully justified and Government logistics support is required

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MIL-STD-1OOG

CHAPTER 100

PREPARATION OF ENGINEERING DRAWINGS AND ASSOCIATED LISTS

100.  General. This chapter and ASME Y14.100M establishes the essential general requirements and reference standards acceptable for the preparation of engineering drawings and associated lists.

101.   Basic practices.  Basic practices, including associated referenced standards, for the that are specific to preparation of engineering drawings and associated lists are contained in ASME Y14.100M.  The detail contained herein is intended to provide visibility of those requirements that are specific to the Government.

101.1     Metric practices.  Metric practices shall be in accordance with ASME Y14.100M.

101.2  Graphic symbols, designations, letter symbols and abbreviations.  Graphic symbols, designations, letter symbols and abbreviations used on engineering drawings and associated lists shall be in accordance with this standard, the standards indicated below, and ASME Y14.100M. Where graphic symbols, designations, letter symbols and abbreviations are not covered by the listed standard; they may be used provided they are explained on each drawing or referenced to an explanatory document.  The referenced explanatory documents for non-standard symbols shall be furnished with the engineering drawings.  When non-standard graphic symbols, designations,

letter symbols and abbreviations are used repeatedly, they should be forwarded to the custodian of this standard for possible inclusion in the respective standard.

101.2.1  Graphic symbols.

101.2.2  Graphic symbols for flueric power diagrams. Graphic symbols for flueric power diagrams shall be in accordance with MIL-STD-1306.

101.2.3  Ship structural symbols.  Ship structural symbols shall be in accordance with MIL- STD-25.

101.3  Printed board drawings.  Printed board drawings shall be in accordance with the requirements of MIL-STD-2118, ANSI/IPC-FC-250, and ANSI/IPC-D-275, as applicable.

101.4  Data preparation, maintenance, delivery, or access.

101.4.1  Materials.

101.4.1.1  Plastic sheet or roll.  Originals on plastic sheet shall be in accordance with L-P-519, type I or II, class 2.  Undimensioned drawings, printed wiring artwork masters, production masters, and master pattern drawings shall be in accordance with MIL-D-5480, Class 2, Type A or B; or L-P-519, type I or II, class 1.

101.4.1.2  Paper, tracing.  Tracing paper for dimensioned drawings shall be in accordance with

UU-P-561, Type as specified

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