This is a sole source requirement for the repair of one hydraulic pump motor unit, with performance intended under an established Basic Ordering Agreement (BOA) with NAVSUP WSS Philadelphia. The induction period for the initial unit is 365 calendar days from award, with a government option to extend this period by an additional 730 days. The contractor must propose pricing for a maximum of one unit over the entire contract period, with separate pricing required for the second year if costs will change. This procurement is subject to source approval requirements, and offers from unapproved sources must include specific data from the NAVSUP WSS Source Approval Brochure to be considered.