The Department of Defense, specifically the U.S. Air Force, is seeking sources for the repair of the B2 Receiver/Transmitter, identified by NSNs 5841-01-319-1380 and 5841-01-711-1476. The procurement involves comprehensive repair services, including disassembly, cleaning, inspection, maintenance, reassembly, testing, and ensuring the equipment is returned to a serviceable condition, adhering to military standards for quality and safety. This equipment is critical for airborne radar operations, and the Air Force anticipates a requirement of up to 100 units over a ten-year period, with an emphasis on engaging a diverse range of businesses, including small and disadvantaged firms. Interested vendors must submit a Source Approval Request (SAR) and company information by the specified deadline, with inquiries directed to Mark C. Green at mark.green.29@us.af.mil or Jeffrey Atterbury at 424SCMS.GUEA.RFIResponses@us.af.mil.