<ARTICLE> 5 <CIK> 0001019779 <NAME> CUNO, INC <MULTIPLIER> 1,000 <CURRENCY> USD <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> OCT-31-2001 <PERIOD-START> NOV-01-2000 <PERIOD-END> JAN-31-2001 <EXCHANGE-RATE> 1,000 <CASH> 17,743 <SECURITIES> 0 <RECEIVABLES> 51,656 <ALLOWANCES> 1,377 <INVENTORY> 24,742 <CURRENT-ASSETS> 101,687 <PP&E> 128,235 <DEPRECIATION> 64,726 <TOTAL-ASSETS> 191,596 <CURRENT-LIABILITIES> 52,769 <BONDS> 3,444 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 16 <OTHER-SE> 126,137 <TOTAL-LIABILITY-AND-EQUITY> 191,596 <SALES> 58,586 <TOTAL-REVENUES> 58,586 <CGS> 33,524 <TOTAL-COSTS> 33,524 <OTHER-EXPENSES> 19,027 <LOSS-PROVISION> 17 <INTEREST-EXPENSE> 148 <INCOME-PRETAX> 5,998 <INCOME-TAX> 2,170 <INCOME-CONTINUING> 3,828 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 3,828 <EPS-BASIC> 0.24 <EPS-DILUTED> 0.23