5.1.1 Information content. Full
identification of the item(s) marked shall be contained in the marking
applied, whether human or machine-readable. MRI structure shall conform to
the type specified by the acquiring activity.
5.1.2 Exemptions. Unless otherwise specified
by contract or order, the following exemptions apply:
a. COTS (see 3.7) items
marked with commercial identification (firm name, logo, part number, etc.),
and which present no identification difficulty may be exempt from additional
marking requirements. This exemption extends to COTS items identified on a
b. Parts within an assembly, or a subassembly, that are not subject to
removal, replacement, or repair.
c. When parts are deemed too small for application of complete marking in
accordance with 5.2.1,
a logo or other abbreviated marking shall be substituted for the DAI.