Original Bosch sealing disk — part number 1610190038. This thin closure/sealing washer installs in the front section of the GBH 4‑32 DFR rotary hammer to restore the factory seal and help prevent dust and lubricant from entering the gearbox.

Compatible with Bosch GBH 4‑32 DFR (confirm your 10 digit product code from the side of the machine before purchasing), it's the exact replacement shown in Bosch power tool parts diagrams for that model. This is a genuine Bosch power tool spare parts item intended to match the original fit and function so you can put your tool back into service quickly.

Browse our full range of Bosch hammer drill parts.