<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONDENSED CONSOLIDATED STATEMENT OF INCOME FOR THE NINE MONTHS ENDED APRIL 30,
1998 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1
       
                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          JUL-31-1998
<PERIOD-END>                               APR-30-1998
<CASH>                                         488,000
<SECURITIES>                                         0
<RECEIVABLES>                                7,951,000
<ALLOWANCES>                                         0
<INVENTORY>                                  8,802,000
<CURRENT-ASSETS>                            18,349,000
<PP&E>                                       2,771,000
<DEPRECIATION>                               1,895,000
<TOTAL-ASSETS>                              21,709,000
<CURRENT-LIABILITIES>                        5,246,000
<BONDS>                                      3,128,000
<PREFERRED-MANDATORY>                          436,000
<PREFERRED>                                          0
<COMMON>                                             0
<OTHER-SE>                                  12,833,000
<TOTAL-LIABILITY-AND-EQUITY>                21,709,000
<SALES>                                     25,747,000
<TOTAL-REVENUES>                            28,574,000
<CGS>                                       17,259,000
<TOTAL-COSTS>                               18,886,000
<OTHER-EXPENSES>                             7,314,000
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                             127,000
<INCOME-PRETAX>                              2,247,000
<INCOME-TAX>                                   982,000
<INCOME-CONTINUING>                          1,265,000
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                 1,265,000
<EPS-PRIMARY>                                     0.30
<EPS-DILUTED>                                     0.29