Makita 345990-3 — Contact Top (genuine Makita replacement). Direct-fit contact top for the front nose of Makita GN900-series gas framing nailers (GN900, GN900S, GN900SE). This original Makita contact top (part no. 345990-3) replaces worn, cracked or missing nose / contact pieces to restore correct contact-trigger engagement and alignment with the driver and pusher assembly shown in the factory parts breakdown.
Sold as the single replacement contact-top component, it matches the factory mounting points and fit for GN900-series models and is listed in Makita’s parts as 345990-3. Ideal if you need a genuine Makita parts replacement to get a GN900 series nailer back to reliable operation without modification.
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