Sole source repair requirement for a signal converter (NSN 7R-1615-015238276-H1, P/N RYLC-1000), quantity 18 each, with delivery FOB origin. The government intends to negotiate only with GE Aviation Systems LLC, the original equipment manufacturer, as no data or drawings are available. Other interested sources may submit capability statements, but must already be approved or request source approval. The procurement will be conducted electronically under FAR Part 13 and is not a small business set-aside. No budget amount or performance location was specified.