Exhibit 23.2

Consent of Independent Registered Public Accounting Firm

     We consent to the incorporation by reference in the Registration Statement (Form S-8) pertaining to the 2005 Equity Incentive Plan of Cameron International Corporation of our reports dated February 26, 2010, with respect to the consolidated financial statements of Cameron International Corporation and the effectiveness of internal control over financial reporting of Cameron International Corporation, incorporated by reference in its Annual Report (Form 10-K) for the year ended December 31, 2009 and the related financial statement schedule included therein, filed with the Securities and Exchange Commission.

/s/  Ernst & Young LLP

Houston, Texas

April 30, 2010