TM 9-4520-271-24P
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EXPLANATION OF CROSS-REFERENCE INDEXES WORK PACKAGES FORMAT AND COLUMNS -
Continued
2. Part Number (P/N) Index Work Package. P/Ns in this index are listed in ascending alphanumeric sequence (vertical
arrangement of letter and number combinations which places the first letter or digit of each group in order A through Z
followed by the numbers 0 through 9 and each following letter or digit in like order).
PART NUMBER Column. Indicates the P/N assigned to the item.
FIG. Column. This column lists the number of the figure where the item is identified/located in the repair parts list and
special tools list work packages.
ITEM Column. The item number is the number assigned to the item as it appears in the figure referenced in the adjacent
figure number column.
3. Reference Designator Index Work Package. Reference designators in this index are listed in ascending alphanumeric
sequence (vertical arrangement of letter and number combinations which places the first letter or digit of each group in order
"A" through "Z", followed by the numbers "0" through "9" and each following letter or digit in like order).
REFERENCE DESIGNATOR Column. Indicates the reference designator assigned to the item.
FIG. Column. This column lists the number of the figure where the item is identified/located in the repair parts list or special
tools list work package.
ITEM Column. The item number is the number assigned to the item as it appears in the figure referenced in the adjacent fig-
ure number column.
SPECIAL INFORMATION
UOC. The UOC appears in the lower left corner of the Description Column heading. Usable on codes are shown as
"UOC: ..." in the Description Column (justified left) on the first line under the applicable item/nomenclature. Uncoded items
are applicable to all models. Identification of the UOCs used in the RPSTL are:
Code
Used On
50G
Army Space Heater Model H-140
Fabrication Instructions. Bulk materials required to manufacture items are listed in the bulk material functional group of this
RPSTL. Part numbers for bulk material are also referenced in the Description Column of the line item entry for the item to be
manufactured/fabricated. Detailed fabrication instructions for items source coded to be manufactured or fabricated are found
in TM 9-4520-271-14.
Index Numbers. Items which have the word BULK in the figure column will have an index number shown in the item number
column. This index number is a cross-reference between the NSN / P/N index work packages and the bulk material list in the
repair parts list work package.
Associated Publications. The publications listed below pertain to the Army Space Heater H-140:
Publication
Short Title
TM 9-4520-271-14
Operator's, Unit, Direct Support and General Support Maintenance Army Space Heater
(ASH), Electric Powered, Mult-Fuel 140,000 BTU, Model H140.
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