Genuine DeWalt replacement FILTER SA, part number N492031 — a direct-fit filter assembly designed to restore proper suction and dust containment in compatible handheld vacuums.

Fits DustBuster / NVB115-series models — examples include HNVB115J10 and NVB115J / NVB115JL / NVB115JM (NVB115).

Compact, snap‑in replacement that matches the original filter housing and mounting, so you can quickly swap the old, clogged filter for like‑for‑like performance.