Makita THICKNESS RING BHS630/DCS550 - 345470-9
Genuine Makita part 345470-9 — Thickness ring / spacer for Makita circular saws. This small precision ring locates on the saw spindle near the blade and safety cover to maintain correct blade spacing and guard alignment, so replacing a worn or missing ring restores secure blade seating and smooth guard movement.
Fits several compact Makita circular saw models including BCS550 (BCS550Z/BCS550F), BSS501 and the 85 mm cordless HS300D / HS301D, and is listed in Makita parts breakdowns for DHS630 as the THICKNESS RING (part no. 345470-9). Use this ring where the parts diagram calls out 345470-9 to confirm fit on your model.
Supplied as the original Makita replacement part (single ring), ready to drop into the spindle/guard assembly with no modification. If the existing ring is cracked, deformed or missing, this genuine Makita thickness ring will re-establish the correct spacing so your blade and guard operate as intended.
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Compatible models this part will fit:
