<ARTICLE> 5 <CIK> 0001019779 <NAME> CUNO, INC <MULTIPLIER> 1,000 <CURRENCY> US DOLLARS <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> OCT-31-2000 <PERIOD-START> FEB-01-2000 <PERIOD-END> APR-30-2000 <EXCHANGE-RATE> 1 <CASH> 6,562 <SECURITIES> 0 <RECEIVABLES> 48,497 <ALLOWANCES> 1,719 <INVENTORY> 28,609 <CURRENT-ASSETS> 92,512 <PP&E> 120,514 <DEPRECIATION> 59,633 <TOTAL-ASSETS> 181,883 <CURRENT-LIABILITIES> 57,383 <BONDS> 5,204 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 16 <OTHER-SE> 110,147 <TOTAL-LIABILITY-AND-EQUITY> 181,883 <SALES> 58,910 <TOTAL-REVENUES> 58,910 <CGS> 33,436 <TOTAL-COSTS> 33,436 <OTHER-EXPENSES> 19,107 <LOSS-PROVISION> 71 <INTEREST-EXPENSE> 188 <INCOME-PRETAX> 6,191 <INCOME-TAX> 2,319 <INCOME-CONTINUING> 3,872 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 3,872 <EPS-BASIC> .24 <EPS-DILUTED> .23