Operating instructions

TM 11574A-OI
4-2
reference designator indicates there is not an illustration for the part.
f. Indenture Code (Column 5):
This column contains the Indenture Code Letter which indicates the
relationship of a line item to the end item or to the preceding component, assembly, or
subassembly. Visual indentation of the line item is not shown; however, the Indenture Code
Letter will enable the user of the RPL to interpret the relationship of the line item with its next
higher assembly.
1. Normally, the Indenture Code Letters indicate the following relationship:
Code
Relationship
“A” End item
“B” Component; attaching parts for component or detail
parts of the end item not contained in a component
“C” Assembly; attaching parts for assembly or detail
parts of component not contained in a component
“D” Subassembly; attaching parts for subassembly or
detail parts of assembly not contained in
subassembly
“E” Detail parts of subassembly
“F” And so forth
g. Item Identification (Column 6)
: This column contains the item name and description of the repair
part. When an item is duplicated, the abbreviation (S/A) is inserted after the noun name to
indicate “same as”. S/A items refer to the line item number of the item’s first appearance in the
major combination. When an item is fabricated from other items, the abbreviation FAB FR,
followed by the item required for the fabrication, is inserted after the item identification. When an
item is assembled from other items, the abbreviation ASSEM FR is used, followed by each item
required for the assembly of the item. When the items comprise a kit or set, a complete list of
the components will be given in alphabetical order immediately following the item, under the
heading “Consist of “, abbreviated (C/O).
h. Unit of Measure (Column 7)
: This column indicates the measure of quantity specified in column
8 and is not to be used for requisitioning purposes. When requisitioning parts, the Unit of Issue,
Stores Account Code, and Unit Price should be obtained from the “Federal Supply Catalog,
Management Data List (C-ML-MC).”
i. Quantity (Column 8)
: This column is divided into sub-columns (1) and (2) and indicates the
following:
1. The quantity of a maintenance or a non-maintenance part used in a specific application
within the end item.
2. The consolidated quantity of a maintenance part used in an end item upon the item’s first
appearance in this list.
j. Source Maintenance Recoverability Code (Column 9)
: This column contains a series of
alphabetic letters which denote the uniform source, maintenance and recoverability coding
structure. This Code is assigned to items subordinate to or associated with an end item, i.e.,
spares, repair, parts and support equipment. The uniform code format is composed of three
parts consisting of a two (2) position Source Code, a two (2) position Maintenance Code and a
one (1) position Recoverability Code.