<ARTICLE> 5 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> APR-30-1999 <PERIOD-START> MAY-01-1998 <PERIOD-END> OCT-31-1998 <CASH> 4,696 <SECURITIES> 0 <RECEIVABLES> 41,256 <ALLOWANCES> 703 <INVENTORY> 36,265 <CURRENT-ASSETS> 90,398 <PP&E> 36,594 <DEPRECIATION> 23,175 <TOTAL-ASSETS> 124,056 <CURRENT-LIABILITIES> 24,132 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 146 <OTHER-SE> 62,231 <TOTAL-LIABILITY-AND-EQUITY> 124,056 <SALES> 74,805 <TOTAL-REVENUES> 74,805 <CGS> 42,042 <TOTAL-COSTS> 67,528 <OTHER-EXPENSES> 66 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 1,599 <INCOME-PRETAX> 5,612 <INCOME-TAX> 1,627 <INCOME-CONTINUING> 3,985 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 3,985 <EPS-PRIMARY> 0.27 <EPS-DILUTED> 0.26