Item: Control Assembly. NSN: 2520-01-072-9957. PN: AM General p/n MA48A-21001 and Caterpillar p/n 9N4030. Estimated Qty: 20 each year for five years. FOB: Origin. See Numbered Note 22. The offer due date is on or about 8 Jan 01. See the solicitation for the actual due date.