This Sources Sought Notice is for market research only and is not a solicitation or binding contract opportunity. The Government seeks parties interested in and capable of supporting 6,259 sole-source NSNs to Lockheed Martin Corporation. It intends to award a long-term, price-pending contract and solicit/negotiate with only one source under FAR 6.103-1. Interested parties may provide capability information for consideration solely to determine whether competitive procurement should be conducted. Respondents must submit company, contact, business-size, ownership, manufacturer/distributor status, facility capability, and staff/management structure information.