<ARTICLE>                     5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM REGISTRANT'S
REPORT ON FORM 10-K FOR THE FISCAL YEAR ENDED APRIL 30, 1997 AND IS QUALIFIED IN
ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<RESTATED>
<MULTIPLIER>                                   1,000
       
                             
<PERIOD-TYPE>                   YEAR
<FISCAL-YEAR-END>                              APR-30-1997
<PERIOD-START>                                 MAY-01-1996
<PERIOD-END>                                   APR-30-1997
<CASH>                                           8,209
<SECURITIES>                                         0  
<RECEIVABLES>                                   16,830
<ALLOWANCES>                                         0
<INVENTORY>                                     17,760
<CURRENT-ASSETS>                                51,441
<PP&E>                                          89,293
<DEPRECIATION>                                  56,557
<TOTAL-ASSETS>                                  86,486
<CURRENT-LIABILITIES>                           21,966
<BONDS>                                         46,086
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                     21,021
<COMMON>                                        28,647
<OTHER-SE>                                     (31,234)
<TOTAL-LIABILITY-AND-EQUITY>                    86,486
<SALES>                                        284,086
<TOTAL-REVENUES>                               284,086
<CGS>                                          255,068
<TOTAL-COSTS>                                  255,068
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                               5,029
<INCOME-PRETAX>                                 12,090
<INCOME-TAX>                                     3,120
<INCOME-CONTINUING>                              8,970
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0  
<NET-INCOME>                                     8,970
<EPS-PRIMARY>                                      .61
<EPS-DILUTED>                                      .59