Western Digital WD6400BPVT 640GB 2.5" SATA Laptop Hard Drive (HDD) – WD6400BPVT-24HXZT1 – DCM: HHCTJBN. ✅DCM Code Listed –HHCTJBN (useful for matching/identification). DCM: HHCTJBN. Model: WD6400BPVT-24HXZT1 (Series: WD6400BPVT).
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