TENTATIVE AGREEMENT

LETTER OF UNDERSTANDING NO. 19

SUBJECT: ARTICLES 16 AND 20 - CONFIDENTIALITY

OF INFORMATION

It is recognized by the parties that a free flow of information between them is necessary to ensure the success of the IAM/Boeing Health & Safety Institute and the Quality Through Training Program. Information which could be disclosed to the Union and to the Union Administrative Staffs includes information relating to inventions, products, processes, machinery, apparatus, prices, discounts, costs, business affairs or technical data which the Company considers as confidential. In furtherance of their objective to facilitate full participation of the Union in these programs while recognizing the sensitivity of the Company's confidential information, the parties agree that any such information shall be held in confidence by the Union and the Administrative Staff and shall be used by them solely for purposes of these programs. All Union Administrative Staff shall be provided a copy of this Letter of Understanding and advised of their obligations under it.

Dated:

By:_____________________________ By:_________________________

Date: ___________________________ Date:_______________________