The Department of Defense, through the Defense Logistics Agency (DLA) Aviation, is seeking sources for the procurement of 15 Drive Shaft Assemblies, identified by NSN 1615-01-555-4532, under the notice SPE4A5-25-R-0075. This sources sought notice is intended for informational purposes only and does not constitute a solicitation; it invites companies with manufacturing capabilities to submit a Source Approval Package (SAR) for technical review, as the item is currently sole source to Goodrich Corporation. The Drive Shaft Assembly is critical for helicopter rotor blades and drive mechanisms, underscoring its importance in aviation operations. Interested parties should direct inquiries to Linda Chatman at linda.chatman@dla.mil or Christy Pratt at CHRISTY.PRATT@DLA.MIL, and are encouraged to review the Source Approval Handbook for submission requirements.