Exhibit
32.2
KERR-McGEE
CORPORATION
Kerr-McGee
Center
Oklahoma
City, Oklahoma 73125
CERTIFICATION
OF CHIEF FINANCIAL OFFICER
REGARDING
PERIODIC REPORT CONTAINING
FINANCIAL
STATEMENTS
I,
Robert M. Wohleber, the Chief Financial Officer of Kerr-McGee Corporation (the
"Issuer"), in compliance with 18 U.S.C. Section 1350, as adopted pursuant to
Section 906 of the Sarbanes-Oxley Act of 2002, hereby certify in connection with
the Issuer's Quarterly report on Form 10-Q for the period that ended March 31,
2005 as filed with the Securities and Exchange Commission (the "Report") that:
| · |
the
Report fully complies with the requirements of Section 13(a) of the
Securities Exchange Act of 1934; and |
| · |
information
contained in the Report fairly presents, in all material respects, the
financial condition and results of operations of the
Issuer. |
/s/
Robert M. Wohleber
______________________
Robert
M. Wohleber
Chief
Financial Officer
May
9, 2005