<ARTICLE> 5 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-2000 <PERIOD-START> JAN-01-2000 <PERIOD-END> JUN-30-2000 <CASH> 16,306,000 <SECURITIES> 0 <RECEIVABLES> 10,190,000 <ALLOWANCES> 0 <INVENTORY> 3,860,000 <CURRENT-ASSETS> 65,362,000 <PP&E> 40,271,000 <DEPRECIATION> 29,090,000 <TOTAL-ASSETS> 83,535,000 <CURRENT-LIABILITIES> 38,785,000 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 485,000 <OTHER-SE> 41,445,000 <TOTAL-LIABILITY-AND-EQUITY> 83,535,000 <SALES> 52,022,000 <TOTAL-REVENUES> 52,022,000 <CGS> 42,585,000 <TOTAL-COSTS> 47,937,000 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 524,000 <INCOME-PRETAX> 4,029,000 <INCOME-TAX> 1,613,000 <INCOME-CONTINUING> 2,416,000 <DISCONTINUED> 516,000 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 2,932,000 <EPS-BASIC> .61 <EPS-DILUTED> .61