APPENDIX D

EXPENDABLE/DURABLE SUPPLIES AND MATERIALS LIST

Section I.

INTRODUCTION

D-1. SCOPE

This listing is for informational purposes only and is not authority to requisition the listed items. These items are authorized to you by CTA 50-970, Expendable/ Durable Items (Except Medical, Class V, Repair Parts, and Heraldic Items), or CTA 8-100, Army Medical Department Expendable/Durable Items.

D-2. EXPLANATION OF COLUMNS

a. Column (1) Item Number.

Item Number.

This number is assigned to the entry in the listing and is referenced to the narrative instructions to identify the material (e.g., "Use cleaning compound, item 5, App. D").

b. Column (2) - Level. Level. This column identifies the lowest level of maintenance that requires the listed item.

c. Column (3) - National Stock Number.

National Stock Number. This is the National stock number assign

ed to the item; use it to request or requisition the item.

d. Column (4) Description. Indicates the Federal item name and, if required, a description to identify the item. The last line for each item indicates the Federal Supply Code for Manufacturers (FSCM) in parentheses followed by the part number.

e. Column (5) - Unit of Measure (U/M). Indicates the measure used in performing the actual maintenance function. This measure is expressed by a two-character alphabetical abbreviation (e.g., ea, in, pr). If the unit of measure differs from

the unit of issue, requisition the lowest unit of issue that will satisfy your requirements.

SECTION II. EXPENDABLE/DURABLE SUPPLIES AND MATERIALS LIST

APPENDIX E

OPERATOR'S AND ORGANIZATIONAL MAINTENANCE

REPAIR PARTS AND SPECIAL TOOLS LIST

SECTION I. INTRODUCTION

1. Scope.

This RPSTL lists and authorizes spares and repair parts, and special tools, required for performance of operator's and organizational maintenance of the M23 Mortar Ballistics Computer. It authorizes the requisitioning and issue of spare and repair parts and special tools as indicated by the Source, Maintenance and Recoverability (SMR) codes.

2. General.

In addition to Section I, Introduction, this Repair Parts and Special Tools List is divided into the following sections:

a. 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.

b. Section III. Special Tools List. Not applicable.

c. 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 listings, 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.

3. Explanation of Columns (Sections II and III).

a. ITEM NO. (Column (1)). Indicates the number used to identify items called out in the illustration.

b. 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 instructions, as shown in the following breakout:

*Complete Repair: Maintenance capacity, capability, and authority to perform all the corrective maintenance tasks of the "Repair" function in a use/user environment in order to restore serviceability to a failed item.

(1) Source code. The source code tells you how you get an item needed for maintenance, repair, or overhaul of an end item/equipment. Source codes are always the first two positions of the SMR code. Explanations of source codes follow:

Code

PA

PB

PC**

Explanation

Stocked items; use the applicable NSN to request/requisition items with these source codes. They are authorized to the category indicated by the code entered in the 3d position of the SMR code.

PD

PE

PF

PG

KD

KF

KB

**

NOTE: Items coded PC are subject to deterioration.

Items with these codes are not to be requested/requisitioned
individually. They are part of a kit which is authorized to the
maintenance category indicated in the 3d position of the SMR code.
complete kit must be requisitioned and applied.

The

MO-(Made at org
Level)

MF-(Made at DS
Level)

MH-(Made at GS
Level)

ML-(Made at Specialized Repair Act (SRA))

MD-(Made at Depot)

Items with these codes are not to be requested/ requisi-
tioned individually. They must be made from bulk mater-
ial which is identified by the part number in the
DESCRIPTION AND USABLE ON CODE (UOC) column and listed
in the Bulk Material group in the repair parts list in
this RPSTL. If the item is authorized to you by the 3d
position code of the SMR code, but the source code.
indicates it is made at a higher level, order the item
from the higher level of maintenance.

Code

AO-(Assembled by
Org Level)
AF-(Assembled by
DS Level)
AH-(Assembled by
GS Level)
AD-(Assembled by
Depot)

XA

Explanation

Items with these codes are not to be requested/
requisitioned individually. The parts that make
up the assembled item must be requisitioned or
fabricated and assembled at the level of maint-
enance indicated by the source code. If the 3d
position code of the SMR code authorizes you to
replace the item, but the source code indicates
the item is assembled at a higher level, order
the item from the higher level of maintenance.

Do not requisition an "XA"-coded item. Order its next higher assembly. (Also, refer to the NOTE below.)

XB- If an "XB" item is not available from salvage, order it using the FSCM and part number given.

XC- Installation drawing, diagram, instruction sheet, field service drawing, that is identified by manufacturer's part number.

XD

Item is not stocked. Order an "XD"-coded item through normal supply channels using the FSCM and part number given, if no NSN is available.

NOTE: Cannibalization or controlled exchange, when authorized, may be used as a source of supply for items with the above source codes, except for those source coded "XA" or those aircraft support items restricted by requirements of AR 700-42.

(2) Maintenance code. Maintenance codes tell you the level(s) of maintenance authorized to USE and REPAIR support items. The maintenance codes are entered in the third and fourth positions of the SMR Code as follows:

(a) The maintenance code entered in the third position tells you the lowest maintenance level authorized to remove, replace, and use an item. The maintenance code entered in the third position will indicate authorization to one of the following levels of maintenance.