Single Certificate With respect to any Class of Certificates (other than the Class P Certificates and the Residual Certificates), a hypothetical Certificate of such Class evidencing a Percentage Interest for such Class corresponding to an initial Certificate Principal Balance or Notional Amount of $1,000. With respect to the Class P Certificates and the Residual Certificates, a hypothetical Certificate of such Class evidencing a 20% Percentage Interest in such Class.
Class J Certificate means any one of the Certificates with a "Class J" designation on the face thereof, substantially in the form of Exhibit A-4 attached hereto, and evidencing a portion of a class of "regular interests" in REMIC III for purposes of the REMIC Provisions.
Class H Certificate means any of the Certificates with a "Class H" designation on the face thereof, substantially in the form of Exhibit A-4 attached hereto, and evidencing a portion of a class of "regular interests" in REMIC III for purposes of the REMIC Provisions.
Class A-AB Certificate Any one of the Certificates executed and authenticated by the Certificate Administrator or the Authenticating Agent in substantially the form set forth in Exhibit A-5 hereto.
Class SB Certificate Any one of the Certificates designated as a Class SB Certificate. Class X Certificate: Any one of the Certificates designated as a Class X Certificate.