<ARTICLE> 5 <CIK> 0001019779 <NAME> CUNO, INC. <MULTIPLIER> 1,000 <CURRENCY> U.S. DOLLARS <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> OCT-31-1998 <PERIOD-START> MAY-01-1998 <PERIOD-END> JUL-31-1998 <EXCHANGE-RATE> 1 <CASH> 4,734 <SECURITIES> 0 <RECEIVABLES> 44,417 <ALLOWANCES> 1,001 <INVENTORY> 25,984 <CURRENT-ASSETS> 83,343 <PP&E> 106,663 <DEPRECIATION> 53,625 <TOTAL-ASSETS> 163,432 <CURRENT-LIABILITIES> 45,858 <BONDS> 15,565 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 16 <OTHER-SE> 93,712 <TOTAL-LIABILITY-AND-EQUITY> 163,432 <SALES> 53,254 <TOTAL-REVENUES> 53,254 <CGS> 28,331 <TOTAL-COSTS> 28,331 <OTHER-EXPENSES> 18,113 <LOSS-PROVISION> 76 <INTEREST-EXPENSE> 354 <INCOME-PRETAX> 6,560 <INCOME-TAX> 2,327 <INCOME-CONTINUING> 4,233 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 4,233 <EPS-PRIMARY> 0.27 <EPS-DILUTED> 0.26