INCH-POUND
MIL-DTL-55668D
February 20, 2009
SUPERSEDING
MIL-DTL-55668C
9 September 2005
DETAIL SPECIFICATION
CORD, ELECTRICAL; AUDIO, SUBMINIATURE
(RETRACTILE AND STRAIGHT)
Reactivated after 10 September 1993 and may be
used for new and existing designs and acquisitions
This specification is approved for use by all Departments and Agencies of the Department of Defense
1. SCOPE
1.1 Scope. This specification covers subminiature audio helical retractile cords and straight cords with
either stranded wire or tinsel wire conductors, for accessories associated in for the use with microphone,
telephone, switchboard, and associated communication equipment. These cords are intended for
operations at audio frequencies and temperatures from -55 C to +85 C with a high degree of flexibility.
Each retractile cord is designed for extension in normal service up to 6 times its nominal retracted helical
length.
1.2 Classification. The types of cords covered by this specification are classified as follows:
Type I
-
Retractile cords with stranded wire conductors.
Type II
-
Retractile cords with tinsel wire conductors.
Type III
-
Straight cords with stranded wire conductors.
Type IV
-
Straight cords with tinsel wire conductors.
2. APPLICABLE DOCUMENTS
2.1 General. The documents listed in this section are cited in sections 3, 4 or 5 of this specification.
These lists do not include documents cited in other sections of this specification or recommended for
additional information or as examples. While every effort has been made to ensure the completeness of
these lists, document users are cautioned that they must meet the requirements specified in the
documents cited in sections 3, 4 or 5 of this specification, whether or not they are listed.
2.2 Government documents.
2.2.1 Specifications, standards and handbooks. The following specifications, standards and handbooks
form a part of this document to the extent specified herein. Unless otherwise specified, the issues of
these documents are those cited in the solicitation or contract.
FEDERAL STANDARD
Beneficial comments, recommendations, addtions, deletions, clarifications, etc., and any data that may improve this
document should be sent to: Defense Supply Center, Columbus, ATTN: DSCC-VAI, P.O. Box 3990, Columbus, Ohio 43218-
2/18/20092/18/20091
1
3990, or email to WireCable@dscc.dla.mil. Since contact information can change you may want to verify the currency of this
address informaiton using the ASSIST Online database at https://assist.daps.dla.mil.
For Parts Inquires call Parts Hangar, Inc (727) 493-0744
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