ITEM: Head Assembly, Hydraulic. NSN: 3040-00-722-3536. MPN: 7748811. MFR PN: Ambac International PN HD410304. QUANTITY: 343 each. OPTION QUANTITY: 515 each. FOB: Destination. See Note 01. The offer due date is on or about 7 Jan 2002 (See solicitation for actual offer due date). This procurement is restricted to AMBAC International part number HD410304 in compliance with the Government technical data package.