TM 55-4920-394-13&P
APPENDIX C
REPAIR PARTS AND SPECIAL TOOLS LIST
(Current as of 14 April 1980)
SECTION I. INTRODUCTION
C-1. Scope. This appendix lists spares and repair parts; required for performance of Aviation Unit
Maintenance (AVUM) and Aviation Intermediate Maintenance (AVIM) of the Test Stand, Hydraulic P/N 2-01-6.
It authorizes. the requisitioning and issue of spares and repair parts as indicated by the source and
maintenance codes.
C-2. General. 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 for use in the performance of
maintenance. The list also includes parts which must be removed for replacement of the authorized parts.
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 numbers (NSN) 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.
C-3. Explanation of Columns.
a. Illustration. This column is divided as follows:
(1)Figure Number. Indicates the figure number of the illustration on which the item is shown.
(2) Item Number. The number used to identify each item called out in the illustration.
b. Source, Maintenance and Recoverability Codes (SMR).
(1) Source Code. Source codes indicate the manner of acquiring support items for maintenance, repair or
overhaul of end items. Source codes are entered in the first and second positions of the Uniform SMR Code
format as follows:
Code
Definition
PA
Item procured and stocked for anticipated or known usage.
PB
Item procured and stocked for insurance purpose because essentially dictates
that a minimum quantity be available in the supply systems.
PC
Item procured and stocked and which otherwise would be coded PA except
that it is deteriorative in nature.
PD
Support item, excluding support equipment, procured for initial issue or
outfitting and stocked only for subsequent or additional initial issues or
outfittings. Not subject to automatic replenishment.
PE
Support equipment procured and stocked for initial issue or outfitting to
specified maintenance repair activities.
PF
Support equipment which will not be stocked but which will be centrally
procured on demand.
PG
Item procured and stocked to provide for sustained support for the life of the
equipment. It is applied to an item peculiar to the equipment which, because
of probable discontinuance or shutdown of production facilities, would prove
uneconomical to reproduce at a later time.
KD
An item of a depot overhaul/repair kit and not purchased separately. Depot kit
defined as a kit that provides items required at the time of overhaul or repair.
KF
An item of a maintenance kit and not purchased separately. Maintenance kit
defined as a kit that provides an item that can be replaced at Aviation Unit or
Aviation Intermediate levels of maintenance.
KB
Item included in both a depot overhaul/repair kit and a maintenance kit
procured on demand.
Change 1
C-1