NAVSUP Weapon Systems Support Mechanicsburg intends to procure 29 spare proximity switches (NSN 1H-5930-016592149-SQ) for antenna systems, with delivery to DLA Distribution New Cumberland, PA, and DLA Distribution San Joaquin, Tracy, CA. The Government intends to negotiate with only one responsible source; the OEM is the only known source, no drawings or data rights are available, and non-approved manufacturers must submit a Source Approval Request, although award will not be delayed for SAR approval. The contract duration is 1 year, options will be included, and this is an emergency acquisition under Emergency Acquisition Authority using FAR Part 15, non-commercial procedures, with UID and Buy American clauses applying. The solicitation will be handled electronically via NECO, and the anticipated award date is 23 NOV 2026. Interested organizations can email Jessica Grzywna for consideration.