Original Makita 513743-0 — Armature Assembly (for HK1820 220–240V). This genuine Makita armature (rotor/commutator) is the factory replacement part specified for the HK1820 SDS‑PLUS Power Scraper (220–240V versions), part reference #68 in the HK1820 parts breakdown.

What’s included: the complete armature assembly with rotor windings and commutator, plus the mounted fan, bearings and associated washers/insulation pieces that Makita lists as included with item 513743-0 — a direct, drop‑in motor rotor assembly built to Makita’s original specifications.

Why it matters: replacing a worn or damaged armature with this original Makita 513743-0 restores the HK1820’s motor performance and fits exactly to the tool’s motor housing and brush/field arrangement, keeping your Power Scraper running to Makita standards.