TM 11-6625-3059-24P
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 third position of the SMR code
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 third position of the SMR code. The complete kit must be
requisitioned and applied.
Items with these codes are not to be requested/requisitioned individually.
They must be made from bulk material which is identified by the part number
in the description and usable on code (UOC) column and listed in the Bulk
Material group of the repair parts list. If the item is authorized to you by the
third position code of the SMR code, but the source code indicates it is made
at a higher category, order the item from the higher category of maintenance.
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 category of maintenance indicated by the source code.
If the disposition code of the SMR code authorizes you to replace the item,
but the source code indicates the item is assembled at a higher category,
order the item from the higher category of maintenance.
Code
Explanation
XA-Do not requisition an "XA" coded item. Order its next higher assembly.
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 manufacturers 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 750-1.
(2) Maintenance code. Maintenance codes tell you the category 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 category authorized
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