Company:  NATIONAL PRESTO INDUSTRIE ... (NPK)
Form Type:  10-K
Filing Date:  3/16/2009 
CIK:  0000080172 
Address:  3925 N HASTINGS WAY 
City, State, Zip:  EAU CLAIRE, Wisconsin 54703 
Telephone:  (715) 839-2121 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$93.90  
Change: 
-0.27 (-0.29%)  
Trade Time: 
Nov 20  
Market Cap: 
$643.87M
Description of Business
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  FORM 10-K
    PART I
      ITEM 1.
      UNRESOLVED STAFF COMMENTS
      ITEM 2.
      ITEM 3.
      ITEM 4.
    PART II
      ITEM 5.
      ITEM 6.
      ITEM 7.
        LIQUIDITY AND CAPITAL RESOURCES
      QUANTITATIVE AND QUALITATIVE DISCLOSURES ABOUT MARKET RISK
      ITEM 8.
      ITEM 9.
      CONTROLS AND PROCEDURES
      REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
    PART III
      ITEM 10.
        NAME AND TITLE
      ITEM 11.
      ITEM 12.
      ITEM 13.
    PART IV
    SIGNATURES
    BALANCE SHEET
    BALANCE SHEET
    INCOME STATEMENT
    CASH FLOW
    STOCKHOLDERS EQUITY
    NOTES TO CONSOLIDATED FINANCIAL STATEMENTS
    REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
    REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
    VALUATION AND QUALIFYING ACCOUNTS
  EXHIBIT 9.2
  EXHIBIT 11
    STATEMENT RE COMPUTATION OF PER SHARE EARNINGS
  EXHIBIT 21
  EXHIBIT 23.1
    CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
  EXHIBIT 23.2
    CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
  EXHIBIT 31.1
    CERTIFICATION PURSUANT TO
  EXHIBIT 31.2
    CERTIFICATION PURSUANT TO
  EXHIBIT 32.1
    CERTIFICATION PURSUANT TO
  EXHIBIT 32.2
    CERTIFICATION PURSUANT TO