MIL-STD-1285 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

w/ CHANGE 1

APPENDIX J

FSC 5955 - PIEZOELECTRIC CRYSTAL UNITS AND OVENS

J.1  SCOPE

J.1.1  Scope.  The following define the requirements that pertain to both commercial and military electronic

devices.  Where the requirements are not stated, refer to sections 4 and 5 herein.  This appendix is a mandatory part of this standard.  The information contained herein is intended for compliance.

This appendix establishes the marking requirements that apply to a specific FSC.  These requirements are to be applied in addition to the requirements of sections 4 and 5 herein.  In the event of conflict between this appendix and section 4 or 5, the appendix shall take precedence.

J.2  APPLICABLE DOCUMENTS. (This section is not applicable to this appendix.) J.3  GENERAL REQUIREMENTS

J.3.1  Functional marking.

J.3.1.1  Crystal oven terminals marking (octal base).  Pin-type terminals shall be marked so that when an octal- base crystal oven is viewed from the bottom, number 1 will be adjacent to and clockwise from the socket key.  All other terminals shall be identified clockwise from this pin.  Insulated, flexible leads shall be color-coded in accordance with MIL-STD-104.

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