This is a Sources Sought notice for Contractor Logistics Support services for the U.S. Navy's E-6B aircraft program, intended for market research to determine potential small business set-aside opportunities. The estimated award timeline has been revised to the first quarter of Fiscal Year 2028. The primary places of performance are Tinker AFB, Oklahoma (50% of effort); PAX NAS, Maryland (20%); Travis AFB, California (20%); and Offutt AFB, Nevada (10%), with a split of on-site government and off-site contractor work at each location. The period of performance includes a 12-month base period and four 12-month option periods. The notice seeks capability statements from eligible firms, with specific requirements including that the prime contractor must perform at least 50% of the work and that personnel must be U.S. citizens.