EXPENDABLE/DURABLE SUPPLIES AND MATERIALS LIST
Section I. INTRODUCTIONS
E-1. Scope. This appendix lists expendable supplies and materials you need to operate and maintain the 20 CFM
Compressor Unit. These items are authorized to you by CTA 50-970, Expendable Items (Except Medical, Class V,
Repair Parts, and Heraldic Items).
E-2. Explanation of Columns.
a. Column (1) Item Number. This number is assigned to the entry in the listing and is referenced in the narrative
instructions to identify the material (e.g., "Use Oil, Item 1, App. E").
b. Column (2) Level. This column identifies the lowest level of maintenance that requires the listed item. (Enter as
Direct Support Maintenance - Intermediate Maintenance
General Support Maintenance - Intermediate Maintenance
c. Column (3) National Stock Number. This is the National stock number assigned 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 manufacturer (FSCM) in parentheses followed by the
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.