The IBM 01K1126-4 is available from Calhoun Technologies. Calhoun Tech can help your company save up to 80% on IT Hardware. Manufacturer: IBM Part Number: 01K1126-4 Details: IBM 01K1126-4 MEMORY, SEC KMM374S823ATL-G2 9810, FRU: 01K1126, 64MB 66MHz (8MX