The Naval Air Warfare Center Aircraft Division in Lakehurst, NJ intends to sole-source procure four 8-Channel Tachometer Conditioner Modules from Artisan Scientific Corporation in Champaign, Illinois. These VXI instrument card spares are needed to address obsolescence and support sustainment of JETI, SETI, and TPTI Test Cells until ETIRS is fielded. No budget amount is specified. The performance location is Lakehurst, New Jersey. Responses must be received within 15 days of this notice's publication.