The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is soliciting quotes for the procurement of two flight data recorders, identified by part number 173877-01-01. The items require government source approval prior to award, and interested vendors must submit a proposal that includes all necessary documentation as outlined in the NAVSUP WSS Source Approval Brochure, which can be accessed online. These flight instruments are critical for aviation operations and safety, emphasizing the importance of compliance with quality and inspection standards. Proposals must be submitted via email to Brian J. Emde at BRIAN.J.EMDE.CIV@US.NAVY.MIL by the specified due date, with further inquiries directed to the provided contact number.