<ARTICLE> 5 <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-2000 <PERIOD-START> JAN-01-2000 <PERIOD-END> MAR-31-2000 <CASH> 959,700 <SECURITIES> 0 <RECEIVABLES> 16,977,300 <ALLOWANCES> 0 <INVENTORY> 19,886,200 <CURRENT-ASSETS> 38,565,600 <PP&E> 34,150,100 <DEPRECIATION> 24,114,800 <TOTAL-ASSETS> 59,568,100 <CURRENT-LIABILITIES> 12,071,400 <BONDS> 22,882,200 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 282,600 <OTHER-SE> 25,444,500 <TOTAL-LIABILITY-AND-EQUITY> 59,568,100 <SALES> 11,785,800 <TOTAL-REVENUES> 11,785,800 <CGS> 6,283,500 <TOTAL-COSTS> 6,283,500 <OTHER-EXPENSES> 4,965,100 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 407,600 <INCOME-PRETAX> 129,600 <INCOME-TAX> 51,900 <INCOME-CONTINUING> 77,700 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 77,700 <EPS-BASIC> .03 <EPS-DILUTED> .03