The Navy seeks quotes for four portable floor cranes, NIIN 013802217, part number 1819. Award requires Government source approval; non-approved offerors must submit the information required by the NAVSUP WSS Source Approval Brochure with their proposal, and offers lacking required source-approval data will not be considered. The requirement includes a 12-month warranty, with defects to be reported within 60 days of discovery. Early and incremental deliveries are accepted and preferred.