SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 10, 2002 MINE SAFETY APPLIANCES COMPANY - -------------------------------------------------------------------------------- (Exact name of registrant as specified in its charter) Pennsylvania 0-2504 25-0668780 - -------------------------------------------------------------------------------- (State or other jurisdiction of (Commission (IRS Employer incorporation or organization) File Number) Identification No.) 121 Gamma Drive RIDC Industrial Park O'Hara Township Pittsburgh, Pennsylvania 15238 - -------------------------------------------------------------------------------- (Address of principal executive offices) (Zip Code) Registrant's telephone number, including area code: 412-967-3000 Item 7. Financial Statements and Exhibits All exhibits are furnished pursuant to Item 9. Exhibit Number 99.1 Press Release Item 9. Regulation FD Disclosure On September 10, 2002, the Company issued the press release attached as Exhibit 99.1 SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized. MINE SAFETY APPLIANCES COMPANY Date: September 10, 2002 By S/Dennis L. Zeitler Dennis L. Zeitler Chief Financial Officer EXHIBIT INDEX Number Description Method of Filing - ---------- ------------- --------------------- 99.1 Press Release dated September 10, 2002 Furnished herewith