This tender is for the supply of a Dual Accum Charging Valve specifically for the Tug Master Paymover. The procurement is managed by the Supply Chain Management Department of Pakistan International Airlines at their Karachi Head Office. Bids must be submitted electronically through PPRA EPADS and manually in sealed envelopes by the specified closing date. The tender follows a single stage two envelope basis with technical and financial proposals submitted separately. The tender fee and earnest money requirements are clearly stated, and evaluation will be conducted by a competent committee.