Genuine Bosch bent‑lever closure — part no. 1609203C83 (also listed as 1 609 203 C83). This replacement bent‑lever latch secures the top housing on Bosch professional GAS-series wet/dry vacuum cleaners and restores the original housing retention and seal.

Fits Bosch All purpose vacum cleaners : GAS 25 and GAS 25 L SFC ( 10 digitit version numbers as follows : 0 601 979 103 , 0 601 979 108 , 0 601 979 132 , 0 601 979 141 , 0 601 979 142 , 0 601 979 148 , 0 601 979 160 and 0 601 979 162 . Use these example model numbers to confirm compatibility for your unit.

What it is and how it helps: a bent‑lever closure (side latch) that clips into the upper housing and pivots on its mounting point to lock the canister and lid together. It’s the part Bosch lists as the side lock/closure for the GAS 25 series and is the correct direct replacement when the original latch is cracked, worn or missing. Installation is straightforward — the part replaces the factory latch shown in the Bosch exploded diagrams.

Bosch power tool parts lists and service catalogs record this item as the replacement lock/closure for GAS 25 vacuums (part 1609203C83), so ordering this exact number ensures you receive the original Bosch closure designed for those models.