National Defense Emergency Authorization Act for Fiscal Year 2002 - Authorizes appropriations for FY 2002 to the Secretary of Defense for Department of Defense (DOD): (1) infrastructure sustainment and restoration; and (2) acquisition of spare and repair parts. Treats such authorization as an additional authorization for DOD for FY 2002. States that amounts appropriated pursuant to such authorization: (1) may be designated as an emergency requirement for purposes of the Balanced Budget and Emergency Deficit Control Act of 1985 (Gramm-Rudman-Hollings Act); and (2) shall be available only if an official budget request for the entire amount, that includes such emergency designation, is transmitted by the President to Congress.
Authorizes the Secretary to transfer amounts appropriated pursuant to such authorization among the various service branches and defense-wide activities as specified.