Makita part 456117-1 — genuine Makita Top Cover for the BO6050J random-orbit sander. This molded top cover is the factory replacement for the BO6050/BO6050J housing, designed to protect internal components and the motor area from dust and debris while restoring the original fit and alignment.

The 456117-1 is intended for the 150 mm (6") pad BO6050J sander (variable speed 1,600–6,800 opm), so it’s the correct cover when you’re repairing that specific model.

Installation is straightforward — the part snaps into the sander’s upper housing and is easy to swap with basic hand tools, making it a practical single-item repair for your tool. If you need nearby components for the same model, related cover numbers shown in parts breakdowns include 326582-7 and 456121-0.

Order this genuine Makita top cover 456117-1 when you need the correct factory replacement to get your BO6050J back to working condition with the right fit and finish; it’s one of the common power tool parts used to restore proper dust protection and housing integrity.

Browse our full range of Makita sander parts.