Manual/Plan: The Predominant technical
manual or plan number. Additional numbers are
shown in item 8.
Identification number: Nine-digit identifying
number assigned by SPCC to a particular item
or component of equipment. This number is
shown at the top and the bottom of the page.
Date: COSAL publication date.
Page: Consecutive numbering of all pages
required to describe one equipment/component
that is identified by a single APL number. This
is shown at both the top and the bottom of the
page. APLs have the word END printed in the
center of the page immediately following the last
line of data for that APL. This ensures that a
complete APL is available.
Characteristics: Complete nameplate data on
the equipment/component named in item 1.
Reference/symbol number: A number, other
than an NSN, by which a part may be identified,
arranged in alphanumeric sequence. It may be
a manufacturers part, drawing, piece, or circuit
Additional data area: When additional technical
manuals or plans apply, they are listed in this
area under an appropriate caption. These are in
addition to those listed in items 2 and 6.
Item name: The name listing of repair parts
and/or related accessory components for the
equipment/component covered by the APL.
Stock number: The FSN assigned to a specific
repair part. When an FSN has not been assigned,
the reference number from item 7 is repeated.
Accessory components applicable to a parent
equipment: These are listed on the parent APL.
Federal supply code for manufacturing (FSCM):
This code lists the manufacturer of the part.
Part militarv essentiality code (PART MEC):
These are two codes. They are shown on the APL
and the SNSL.
1. Failure of the part would have a major effect
on the operation of the component.
2. Failure of the part would have little effect on
the operation of the component.
Source code: Shows the availability of repair
parts and the method of procurement. These
codes are defined in the introduction.
Maintenance code: A three-digit code that
identifies the maintenance activity authorized to
replace, repair, and condemn an item. Only the
first digit is now used. These codes are defined
in the introduction.
Recoverability/condemnation code: Indicates
the recoverability characteristics of items
removed during maintenance.
Z - Repair Part
D - Spare Part
Allowance notes code: Provides necessary and
important information about individual items
listed on the APL. The introduction lists and
defines these codes.
Quantity in one equipment/component: The
total population of the part within the
equipment/component described by the APL.
Unit of issue: The smallest quantity of a stock
item that can be issued.
Allowance item code: Reserved for future
On board allowance table: APLs published as
part of an allowance list for shipboard use will
not have quantities printed in these columns.
Instead, SEE SNSL FOR ALLOW will be
printed. APLs received after the regular COSAL
will have the quantities shown.
Ship type and hull number: The specific ship for
which the APL is published.
Page: Consecutive page numbering from first
page to last page of all APL pages contained in
Identification number: Same as item 3.
Date: Same as item 4.
Page: Same as item 5.
AEL is similar in appearance to
LIST (AEL). The
the APL with the
1. The APL provides maintenance and repair
support for ships equipment, and the AEL provides
allowances of equipage and supplies necessary to
support the ships mission.