COMPONENTS OF END ITEM AND BASIC ISSUE ITEMS LISTS
SECTION I. INTRODUCTION
C-1. Scope. This appendix lists components of end item and basic issue items for the MK12 Surface Supported Diving
System (SSDS) to help you inventory items required for safe and efficient operation.
C-2. General. The Components of End Item and Basic Issue Items Lists are divided into the following sections.
a. Section II. Components of End Item. This listing is for informational purposes only, and is not authority to
requisition replacements. The items are part of the end item, but are removed and separately packaged for
transportation or shipment. As part of the end item, these items must be with the end item whenever it is issued or
transferred between property accounts. Illustrations are furnished to assist you in identifying the items.
b. Section III. Basic Issue Items. These are the minimum essential items required to place the MK12 (SSDS) in
operation. The illustrations will assist you with hard-to-identify items. This manual is your authority to request/requisition
replacement BII, based on TOE/MTOE authorization of the end item.
C-3. Explanation of Columns. The following provides an explanation of columns found in the tabular listings:
a. Column (1). Illustration Number (Illus Number). This column indicates the number of the illustration in which the item
b. Column (2). National Stock Number. Indicates the National Stock Number assigned to the item and will be used for
c. Column (3). Description. Indicates the Federal item name, and, if required, a minimum description to identify and
locate the item. The last line for each item indicates the FSCM (in parentheses) followed by the part number.
d. Column (4). Unit of Measure (U/M). Indicates the measure used in performing the actual operational/maintenance
function. This measure is expressed by a two-character alphabetical abbreviation (e.g., ea, in., pr).
e. Column (5). Quantity Required (Qty Rqr). Indicates the quantity of the item authorized to be used with/on the