TM 10-8340-240-12&P
MODULAR GENERAL PURPOSE TENT SYSTEM (MGPTS) 0021 00
REPAIR PARTS LIST
0021 00-3
the higher level of maintenance.
XA
Do not requisition an "XA" coded item.
Order the next higher assembly.
(Refer to NOTE below.)
XB
If an item is not available from salvage,
order it using the CAGEC and P/N.
XC
Installation drawings, diagrams,
instruction sheets, field service
drawings; identified by manufacturer's
P/N.
XD
Item is not stocked. Order an XD-coded
item through normal supply channels
using the CAGEC and P/N 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 those items source coded "XA" or those aircraft support items restricted by
requirements of AR 750-1.
Maintenance Code. Maintenance codes tell you the level(s) of maintenance to use and repair support items.
The maintenance codes are entered in the third and fourth positions of the SMR code as follows:
Third Position. The maintenance code entered in the third position tells you the lowest maintenance level
authorized to remove, replace, and use an item. The maintenance code entered in the third position will
indicate authorization to the following levels of maintenance:
Maintenance
Code
Application/Explanation
C
Crew or operator maintenance done within unit maintenance.
O
Unit level maintenance can remove, replace, and use the item.
F
Direct support maintenance can remove, replace, and use the item.
H
General support maintenance can remove, replace, and use the item.
L
Specialized repair activity can remove, replace, and use the item.
D
Depot can remove, replace, and use the item.
Fourth Position. The maintenance code entered in the fourth position tells you whether or not the item is to be
repaired and identifies the lowest maintenance level with the capability to do complete repair (perform all
authorized repair functions).
