NAVELEX EE 181-AA-OMI-10A/E121 DZ-204
ORGANIZATIONAL, DIRECT SUPPORT, AND
GENERAL SUPPORT MAINTENANCE
REPAIR PARTS AND SPECIAL TOOLS LIST
Section I. INTRODUCTION
SCOPE. This RPSTL lists and authorizes spares and repair parts; special tools; special test, measurement, and
diagnostic equipment (TMDE); and other special support equipment required for performance of organizational, direct
support, general support of the Audible Alarm. It authorizes the requisitioning, issue, and disposition of spares, repair
parts and special tools as indicated by the source, maintenance and recoverability (SMR) codes.
GENERAL. In addition to this section, Introduction, this Repair Parts and Special Tools List is divided into the
Section II. Repair Parts List. A list of spares and repair parts authorized by this RPSTL for use in the
performance of maintenance. The list also includes parts which must be removed for replacement of the authorized parts.
Parts lists are composed of functional groups in ascending alphanumeric sequence, with the parts in each group listed in
ascending figure and item number sequence. Bulk materials are listed in item name sequence. Repair parts kits are
listed separately in their own functional group within Section II. Repair parts for repairable special tools are also listed in
this section. Items listed are shown on the associated illustration(s)/figure(s).
Section III. Special Tools List. A list of special tools, special TMDE, and other special support equipment
authorized by this RPSTL (as indicated by Basis of Issue (BOI) information in DESCRIPTION AND USABLE ON CODE
column) for the performance of maintenance.
Section IV. National Stock Number and Part Number Index. A list, in National item identification number
(NIIN) sequence, of all National stock numbered items appearing in the listing, followed by a list in alphanumeric sequence
of all part numbers appearing in the listings. National stock numbers and part numbers are cross-referenced to each
illustration figure and item number appearance.
EXPLANATION OF COLUMNS (SECTIONS II AND III).
ITEM NO. (Column (1)). Indicates the number used to identify items called out in the illustration.
SMR Code (Column (2)). The Source, Maintenance, and Recoverability (SMR) code is a 5-position code
containing supply/requisitioning information, maintenance category authorization criteria, and disposition instruction, as
shown in the following breakout:
Change 1 C-1