HPE 600Gb SFF SAS 15K 2.5" is a hdd line from HPE for buyers who need the page to confirm the exact product rather than browse a broad family. Where the source data supports it, the useful buying markers are capacity, interface, and 2.5" vs 3.5" fit. In practical terms, this listing points to 600Gb, 2.5" . Keep the part code 870794-001-SPARE visible through quote, approval, and reorder stages so the same line can be matched again without drift.