<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED BALANCE SHEETS AND CONSOLIDATED STATEMENTS OF OPERATIONS OF NCR
CORPORATION FOR THE PERIOD ENDED JUNE 30, 1997 AND IS QUALIFIED IN ITS ENTIRETY
BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000,000
<CURRENCY> U.S. DOLLARS
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1997
<PERIOD-END>                               JUN-30-1997
<EXCHANGE-RATE>                                      1
<CASH>                                             839
<SECURITIES>                                       317
<RECEIVABLES>                                    1,446
<ALLOWANCES>                                         0
<INVENTORY>                                        517
<CURRENT-ASSETS>                                 3,363
<PP&E>                                           2,308
<DEPRECIATION>                                   1,423
<TOTAL-ASSETS>                                   5,285
<CURRENT-LIABILITIES>                            1,940
<BONDS>                                             36
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                             1
<OTHER-SE>                                       1,429
<TOTAL-LIABILITY-AND-EQUITY>                     5,285
<SALES>                                          1,633
<TOTAL-REVENUES>                                 3,034
<CGS>                                            1,136
<TOTAL-COSTS>                                    2,212
<OTHER-EXPENSES>                                   859
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   6
<INCOME-PRETAX>                                   (13)
<INCOME-TAX>                                         7
<INCOME-CONTINUING>                               (20)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                      (20)
<EPS-PRIMARY>                                    (.20)
<EPS-DILUTED>                                        0