<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE WESTWOOD
CORPORATION CONSOLIDATED BALANCE SHEET (UNAUDITED) FOR JUNE 30, 2000, AND THE
RELATED CONSOLIDATED STATEMENT OF OPERATIONS (UNAUDITED) FOR THE THREE MONTHS
ENDED JUNE 30, 2000, AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH
FINANCIAL STATEMENTS.
</LEGEND>
<S> <C>
<PERIOD-TYPE> 3-MOS
<FISCAL-YEAR-END> MAR-31-2001
<PERIOD-END> JUN-30-2000
<CASH> 49
<SECURITIES> 0
<RECEIVABLES> 4,414
<ALLOWANCES> 35
<INVENTORY> 6,459
<CURRENT-ASSETS> 12,178
<PP&E> 5,028
<DEPRECIATION> 3,198
<TOTAL-ASSETS> 19,339
<CURRENT-LIABILITIES> 11,379
<BONDS> 0
0
0
<COMMON> 21
<OTHER-SE> 5,347
<TOTAL-LIABILITY-AND-EQUITY> 19,339
<SALES> 6,124
<TOTAL-REVENUES> 6,124
<CGS> 5,089
<TOTAL-COSTS> 6,095
<OTHER-EXPENSES> (85)
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 102
<INCOME-PRETAX> 12
<INCOME-TAX> 4
<INCOME-CONTINUING> 8
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 8
<EPS-BASIC> .001
<EPS-DILUTED> .001
</TABLE>