DLA Aviation seeks sources capable of manufacturing NSN 4730-00-109-6906, a RESTRICTOR UNIT, FLUID FLOW, with a quantity of 111 EA. The approved source is RTX Corporation (CAGE 55820). Interested parties should provide manufacturer city/state locations and points of contact if available. Source Approval Requests must be submitted through DoDSafe by emailing dlaavnsmallbus@dla.mil with the subject “Request a SAR drop off,” including CAGE code, NSN, and the email address for the DoDSafe link.