This tender invites suppliers to provide rupture discs and lifting gear boxes specifically designed for refinery applications at Pakistan Ordnance Factories, Wah Cantt. The procurement focuses on high-quality mechanical components essential for the safe and efficient operation of autoclaves and refining equipment. The items include rupture discs with precise pressure ratings and lifting gear boxes compatible with existing refinery machinery. The supply involves adherence to strict technical specifications, including size, pressure tolerance, and material composition, ensuring compatibility with the refinery's operational environment in Wah Cantt. Suppliers must submit detailed technical literature and comply with delivery schedules, with inspection and acceptance conducted by POF's quality control team. The engineering challenge lies in meeting the exacting standards for pressure safety devices and mechanical lifting components critical to refinery safety and performance. Bidders should ensure compliance with Pakistan Engineering Council (PEC) requirements and maintain valid FBR/ATL status for the fiscal year 2025-26. The tender follows the single stage two envelope method under PPRA Rule 36(b), requiring separate technical and commercial bids. Performance bonds and bid securities are mandatory, with specific conditions for foreign and local firms. Firms must also provide warranty coverage for 12 months post-acceptance. The submission deadline is set for 28-APR-2026 at 10:30 hours, with bids to be delivered both electronically via www.ebidding.pof.gov.pk and as sealed hard copies to the Bid Center adjacent to Rabita Hall, POF Wah Cantt. Tender opening is public, allowing authorized representatives to attend. All quotations must be signed and stamped, with strict adherence to the tender terms and conditions. Pro-Tip: Ensure your bid includes the original Bid Security instrument and that your technical offer strictly follows the specifications without deviations. Missing or conditional offers risk outright rejection. Also, verify the currency requirements if quoting from China or Hong Kong, as only RMB is accepted for those firms.