MIL-STD-1285-SUP-2 Marking of Electrical and Electronic PartsThis standard establishes requirements for the physical marking of electrical and electronic parts. This standard should be implemented by incorporating suitable requirements directly in acquisition documents.

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MIL-STD-1285D

APPENDIX K

K.3.2  Non-military specification devices.

K.3.2.1  Marking of devices other than MIL -PRF-19500.  Marking of semiconductor devices covered by acquisition documents other than MIL-PRF-19500 shall conform to method I and the following order of precedence (see table I):

a.  Polarity marking (diodes and thyristors only, see K.3.1.5  of this appendix). b.  Identifying number (see 5.2.1).

c.  Design activity code (see 5.2.2).

d.  Source code (see K.3.1.8 of this appendix).

e.  Date code and lot symbol (see K.3.1.7 of this appendix).

f.  Manufacturer's identification (see K.3.1.9 of this appendix and note 2 of table I). g.  Country of origin (see K.3.1.10 of this appendix).

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