Artifact Details Title Head/arm assembly Catalog Number 102674491 Type Physical object Description Label on plastic box, which was discarded, said "7353165 HEAD/ARM ASSEMBLY P/N B180561". Other label on box said "INVENTORY ITEM USAGE MUST BE RECORDED PART NO. 120-0721-1". Dimensions overall: 1/8 in x 5 in x 3 1/2 in Category Memory/disk