NAVSUP Weapon Systems Support (NAVSUP WSS) Philadelphia is issuing a solicitation for the repair/overhaul Department of Navy/US Government Jet Engine Test Instrumentation (JETI), Shaft Engine Test Instrumentation (SETI), and Turbo Prop Test Instrumentation (TPTI) for 109 NIINs and Part Numbers listed in Attachment A gor a five (5) year IDIQ long term contract. The government intends to solicit, X Technologies (1JDN2), PCI Aviation (7NV00), and ATEC, Inc (09552), as a 100% Small Business Set Aside. The applicable North American Industry Classification System (NAICS) code assigned to this procurement is 334412.  While these items are considered non-critical, alternate sources must obtain Government Source Approval prior to award. If you are not an approved source you must submit, together with your response, the information detailed in the NAVSUP-WSS Source Approval Information Brochure for Repair. Information for submitting a Source Approval Request package can be obtained at: https://www.navsup.navy.mil/public/navsup/wss/business_opps/. As Source Approval is required, NAVSUP WSS will not delay award while Source Approval is pending. The time required for approval of a new source is normally such that an award cannot be delayed pending approval of a new source. Multiple awards may be made. Telephone inquiries will not be accepted or acknowledged, and no feedback or evaluations will be provided to companies regarding their submissions.