This tender invites suppliers to provide copper seamless piping for the Pakistan Navy in Islamabad under the Directorate of Procurement (Navy). The procurement falls under construction and civil works materials, specifically focusing on high-quality copper piping with precise specifications for diameter and thickness. The scope includes supplying 78 meters of copper piping, seamless RD, with an external diameter of 3.208 inches and thickness of 0.104 inches, conforming to DEFSTAN 02-837/2 standards. The material designation is CW024A, R290 condition. The pipes are to be delivered on a FOR basis within six months. This project requires suppliers to ensure OEM certification and compliance with technical specifications, including OEM conformance certificates and warranty forms. The site location in Islamabad demands reliable delivery and inspection by the Chief Inspector of Naval Stores (CINS). Bidders must be registered with DGDP or willing to register and must be on the Active Taxpayers List (ATL) of FBR. PEC category is not explicitly mentioned but firms should ensure compliance with DGDP registration and FBR requirements for the fiscal year 2025-26. Earnest money must be submitted as a Call Deposit Receipt (CDR) with specified ceilings based on firm registration status. The bid validity is 120 days from commercial offer opening or until 30th June, whichever is later. The submission deadline is on the 3rd of March 2026 at 10:30 AM, with technical bids opening at 11:00 AM the same day. Offers must be submitted in sealed envelopes at the Directorate of Procurement (Navy), Bahria Gate, Naval Residential Complex, E-8, Islamabad. The tender follows a single stage two envelopes procedure as per PPRA Rule 36(b). Pro-Tip: Ensure your technical offer includes all required documents such as OEM certificates, DP-1, DP-2, DP-3 forms, and a properly attached earnest money CDR. Missing or incomplete documentation is a common cause for rejection. Also, verify the validity of your agency agreement and ensure your firm is on the ATL to avoid disqualification.