<ARTICLE>                     5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM Balance
Sheets at June 30, 2000; Statements of Operations for the nine months ended June
30, 2000; the Statements of Cash Flows for the nine months ended June 30, 2000
AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS AND
THE NOTES THERETO

<MULTIPLIER>                    1000

                             
<PERIOD-START>                  OCT-02-1999
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>               SEP-30-2000
<PERIOD-END>                    JUN-30-2000
<CASH>                          1357
<SECURITIES>                    0
<RECEIVABLES>                   24465
<ALLOWANCES>                    187
<INVENTORY>                     30541
<CURRENT-ASSETS>                62972
<PP&E>                          322181
<DEPRECIATION>                  61813
<TOTAL-ASSETS>                  365063
<CURRENT-LIABILITIES>           21478
<BONDS>                         0
<PREFERRED-MANDATORY>           0
<PREFERRED>                     0
<COMMON>                        18
<OTHER-SE>                      206050
<TOTAL-LIABILITY-AND-EQUITY>    365063
<SALES>                         183728
<TOTAL-REVENUES>                183728
<CGS>                           131895
<TOTAL-COSTS>                   143996
<OTHER-EXPENSES>                0
<LOSS-PROVISION>                0
<INTEREST-EXPENSE>              3475
<INCOME-PRETAX>                 31610
<INCOME-TAX>                    11425
<INCOME-CONTINUING>             20185
<DISCONTINUED>                  0
<EXTRAORDINARY>                 0
<CHANGES>                       0
<NET-INCOME>                    20185
<EPS-BASIC>                     1.11
<EPS-DILUTED>                   1.08