Hitachi Damper (a) - 998-433

Genuine Hitachi Damper (A), part no. 998433 — a direct-fit replacement designed for the Hitachi H65-series demolition hammers.

A compact shock‑damping bumper made to cushion the striker/piston and reduce vibration and wear in the cylinder/mouth assembly; it restores smooth impact action and helps extend the life of the surrounding components.

Fits Hitachi H65-series models including H65, H65SB, H65SB2, H65SB3, H65SD, H65SD2 and H65SD3

Supplied as a single, ready‑to‑install unit for quick field replacement — a practical choice when you need genuine Hitachi parts to get a breaker back in service with minimal downtime. This is a purpose‑specific power tool parts item intended to replace the original 998433 damper exactly where it sits in the assembly.