Makita O RING 24 HM0860C - 213958-6
Original Makita part 213958-6 — O‑Ring "24" (nominal Ø 24 mm) — is a rubber sealing ring used in the piston/tool-holder area of Makita demolition hammers. It restores the tool’s air/oil seal and smooth striker/piston movement, and is supplied as the single O‑ring shown in the Makita parts breakdown.
Fits (examples): HM0860C, HM0870C, HM0871C and HM001G demolition hammers — the same O‑ring “24” appears on those model parts lists and service diagrams. A genuine, original Makita spare that matches the original grooves and tolerances, it’s an ideal choice when repairing the piston/striker seal; a common Makita spare parts item that helps stop leaks and restore impact performance.
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Compatible models this part will fit:
