Makita 233217-2 — Compression Spring 51 (genuine Makita replacement). This compact compression spring (listed as “COMPRESSION SPRING 51,” part no. 233217-2 ) is the factory-specified spring used in the striker/crank assembly to restore proper return tension and reliable hammer action.
Fits Makita HR5001C and HM1202C demolition/rotary hammer models as shown on the official parts breakdowns and spare-parts lists — sold individually so you can replace the worn spring without replacing larger assemblies.
This is a genuine Makita item featured in Makita parts diagrams for the HR5001C/HM1202C group; install it in the tool’s crank/striker area to restore secure tool-holder action and consistent percussion performance.
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