ORGANIZATIONAL, DIRECT SUPPORT, AND GENERAL SUPPORT
MAINTENANCE REPAIR PARTS AND SPECIAL TOOLS LIST
Section I. INTRODUCTION
This appendix lists the repair parts and special tools for operation and performance of organizational, direct support,
and general support maintenance of the E. C. Schleyer Pump Co. Model 4M-SE2000 electrical motor driven pump.
This Repair Parts and Special Tools List is divided into the following sections:
a. Section II, Repair Parts List. A list of re- pair parts authorized 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 numerical sequence, with the parts in each group listed in figure and item number
sequence. Bulk materials are listed in NSN sequence.
b. Section III, Special Tools List. (Not Applicable).
c. Section IV, National Stock Number and Part Number Index. A list, in ascending numerical sequence, of all
National stock numbers appearing in the listings, followed by a list, in alphanumeric sequence, of all part numbers
appearing in the listings. National stock number and part numbers are cross-referenced to each illustration figure and
item number appearance. This index is followed by a cross-reference list of reference designations to figure and item
numbers when applicable.
C-3. Explanation of Columns.
The following provides an explanation of columns found in the tabular listings:
a. Illustration. This column is divided as follows:
(1) Figure Number. Indicates the figure number of the illustration in 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 are assigned to support items to indicate the manner of acquiring support
items for maintenance, repair, or over- haul of end items. Source codes are entered in the first and second positions of
the Uniform SMR Code format as follows:
Item procured and stocked for anticipated or known usage.
Item procured and stocked for insurance purpose because essentially dictates that a minimum quantity
be available in the supply systems.
Item procured and stocked and which otherwise would be coded PA except that it is deteriorative in
Support item, excluding support equipment, procured for initial issue or out- fitting and stocked only for
subsequent or additional initial issues or outfittings. Not subject to automatic replenishment.
Support equipment procured and stocked for initial issue or outfitting to specified maintenance repair
Support equipment which will not be stocked but which will be centrally pro cured on demand.
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.
An item of a depot overhaul/repair kit and not purchased separately. Depot kit