<ARTICLE> 5
               <LEGEND>
               THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION
               EXTRACTED FROM FORM 10-Q
               FOR THE QUARTERLY PERIOD ENDED MARCH 31, 1997 AND IS
               QUALIFIED IN ITS ENTIRETY
               BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
               </LEGEND>
               <MULTIPLIER> 1,000
                      
                                            
               <PERIOD-TYPE>                   3-MOS
               <FISCAL-YEAR-END>                          DEC-31-1997
               <PERIOD-END>                               MAR-31-1997
               <CASH>                                             902
               <SECURITIES>                                         0
               <RECEIVABLES>                                   22,013
               <ALLOWANCES>                                       548
               <INVENTORY>                                     24,824
               <CURRENT-ASSETS>                                53,386
               <PP&E>                                          43,537
               <DEPRECIATION>                                  37,411
               <TOTAL-ASSETS>                                 148,226
               <CURRENT-LIABILITIES>                           25,288
               <BONDS>                                          2,862
               <PREFERRED-MANDATORY>                                0
               <PREFERRED>                                          0
               <COMMON>                                           382
               <OTHER-SE>                                     117,986
               <TOTAL-LIABILITY-AND-EQUITY>                   148,226
               <SALES>                                         30,402
               <TOTAL-REVENUES>                                30,402
               <CGS>                                           22,211
               <TOTAL-COSTS>                                   22,211
               <OTHER-EXPENSES>                                     0
               <LOSS-PROVISION>                                     0
               <INTEREST-EXPENSE>                                  15
               <INCOME-PRETAX>                                  1,859
               <INCOME-TAX>                                       688
               <INCOME-CONTINUING>                              3,808
               <DISCONTINUED>                                       0
               <EXTRAORDINARY>                                      0
               <CHANGES>                                            0
               <NET-INCOME>                                     3,808
               <EPS-PRIMARY>                                     1.00
               <EPS-DILUTED>                                     1.00