TM 5-4320-215-12
such as replacement of all items in
columns 2 and 3, repair assemblies,
components,
and
end
items,
and
fabricate parts from bulk material.
(4)
Fourth
echelon.
Fourth
echelon
maintenance
is
that
maintenance
performed by units organized as semi-
fixed or permanent shops to serve lower
echelon
maintenance
within
a
geographical area, such as replacement
of items in columns 2, 3, and 4 repair
end
items,
overhaul
assemblies,
components, and fabricate general use
common hardware and parts.
(5)
Fifth
echelon.
Fifth
echelon
maintenance
is
that
maintenance
authorized
to
overhaul
assemblies,
components,
end
items,
and
replacement of all parts in columns 2, 3,
4, and 5.
d. Symbol X. The symbol X placed in the
appropriate column indicates the lowest echelon
responsible for performing that particular maintenance
operation, but does not necessarily indicate repair parts
will be stocked at that level.
e. Remarks. The remarks column is used to
explain why maintenance, that would normally be done
at a lower echelon, is moved to a higher echelon
because of some peculiarity in the construction of the
end item.
MAINTENANCE ALLOCATION CHART
58
