This is a Sources Sought notice for market research to identify potential contractors capable of repairing and restoring the F-16 Radar Multiplier Assembly to a serviceable condition. The government is specifically interested in responses from all small business categories, including Service-Disabled Veteran-Owned, Hubzone, and Women-Owned concerns. Responses require a capabilities white paper and company information, and are due by April 17, 2026. The notice clarifies this is not a formal solicitation and the government will not reimburse any costs incurred by respondents. To become a qualified source, separate Source Approval Request (SAR) packages must be submitted to the listed specialists.