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    AS FILED WITH THE SECURITIES AND EXCHANGE COMMISSION ON JULY 24, 1995

                                                      REGISTRATION NO. 033-52865
================================================================================


                      SECURITIES AND EXCHANGE COMMISSION
                            WASHINGTON, D.C. 20549
                                      
                                      
                                      

                      POST-EFFECTIVE AMENDMENT NO. 1 TO
                                      
                                   FORM S-8
                                      
           REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933
                                      
                                      
                                      
                                      
                                   TRW INC.
            (EXACT NAME OF REGISTRANT AS SPECIFIED IN ITS CHARTER)
                                      

               OHIO                                                   34-0575430
     (STATE OR OTHER JURISDICTION OF                            (I.R.S. EMPLOYER
  INCORPORATION OR ORGANIZATION)                             IDENTIFICATION NO.)


                   1900 RICHMOND ROAD, CLEVELAND, OHIO 44124
              (ADDRESS OF PRINCIPAL EXECUTIVE OFFICES) (ZIP CODE)


                       THE TRW CANADA STOCK SAVINGS PLAN
                            (FULL TITLE OF THE PLAN)


                     MARTIN A. COYLE, SECRETARY OF TRW INC.
                   1900 RICHMOND ROAD, CLEVELAND, OHIO 44124
                    (NAME AND ADDRESS OF AGENT FOR SERVICE)


                                (216) 291-7200
        (TELEPHONE NUMBER, INCLUDING AREA CODE, OF AGENT FOR SERVICE)
                                      



THIS IS PAGE ONE OF A TOTAL OF THREE PAGES. THIS DOCUMENT CONTAINS NO EXHIBITS.
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                                 DEREGISTRATION
                                 --------------

        THIS REGISTRATION STATEMENT NO. 033-52865 REGISTERED (I) 16,354 SHARES
OF COMMON STOCK OF TRW INC. (THE "REGISTRANT") TO BE ISSUED PURSUANT TO THE TRW
CANADA STOCK SAVINGS PLAN (THE "PLAN") AND (II) AN INDETERMINATE AMOUNT OF
INTERESTS IN PARTICIPATIONS IN THE PLAN RELATED TO SUCH COMMON STOCK OF THE
REGISTRANT.  THE REGISTRANT ISSUES SHARES OF COMMON STOCK UNDER THE PLAN BASED
ON CONTRIBUTIONS TO THE PLAN, WHICH ARE A PERCENTAGE OF A PARTICIPANT'S INCOME.
CONTRIBUTIONS ARE ACCOUNTED FOR IN CANADIAN DOLLARS.  ISSUANCES PURSUANT TO
THIS REGISTRATION STATEMENT HAVE CEASED.  ACCORDINGLY, THE REGISTRANT AND THE
PLAN HEREBY DEREGISTER ALL SHARES OF COMMON STOCK OF THE REGISTRANT AND THE
RELATED PARTICIPATION INTERESTS THAT REMAIN UNSOLD UNDER THE REGISTRATION
STATEMENT NO. 033-52865.





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                                   SIGNATURES

        THE REGISTRANT. Pursuant to the requirements of the Securities Act of
1933, the registrant certifies that it has reasonable grounds to believe that
it meets all of the requirements for filing this Post-Effective Amendment on
Form S-8 and has duly caused this Post-Effective Amendment No. 1 to
Registration Statement No. 033-52865 to be signed on its behalf by the
undersigned, thereunto duly authorized, in the City of Lyndhurst, State of
Ohio, on the 24th day of July, 1995.


                                        TRW INC.

                                        BY   /S/ MARTIN A. COYLE
                                            ---------------------------------
                                        MARTIN A. COYLE,
                                             EXECUTIVE VICE PRESIDENT AND
                                             SECRETARY



         THE PLAN. Pursuant to the requirements of the Securities Act of 1933
and Rule 478 of the General Rules and Regulations thereunder, the Plan has duly
caused this Post-Effective Amendment No. 1 to Registration Statement No.
033-52865 to be signed on its behalf by the undersigned, thereunto duly
authorized, in the City of Lyndhurst, State of Ohio, on the 24th day of July,
1995.


                                        THE TRW CANADA STOCK SAVINGS PLAN

                                        BY   /S/ MARTIN A. COYLE 
                                             ------------------------------
                                            MARTIN A. COYLE, ATTORNEY-IN-FACT


         AGENT FOR SERVICE. Pursuant to the requirements of the Securities Act
of 1933 and Rule 478 of the General Rules and Regulations thereunder, this
Post-Effective Amendment No. 1 to Registration Statement No. 033-52865 has been
signed by the following person in the capacity indicated, in the City of
Lyndhurst, State of Ohio, on the 24th day of July, 1995.



                                             /S/ MARTIN A. COYLE
                                             -------------------
                                             MARTIN A. COYLE, AGENT FOR SERVICE