This is a market research notice from the Defense Logistics Agency to identify potential manufacturers for 33 specific items, for which Boeing is currently the only approved source. The agency is not issuing a solicitation or making a commitment to award a contract at this time. Companies wishing to become an approved source must submit a complete Source Approval Request package to demonstrate they can manufacture items of equal or better quality. The submission process requires an initial email to a specified address to receive a secure DoDSafe link for the SAR package. No budget, performance location, or non-bid timelines are specified.