Genuine Bosch Support Clamp — part number 1609203A44. Small, factory original clamp (Klemmhalter) used to secure an internal hose/assembly or accessory inside Bosch PAS-series wet/dry vacuum cleaners; sold individually as the direct replacement shown in the tool’s exploded-parts diagram.

Fits Bosch PAS 11‑21 (type 0603395032), PAS 12‑27 (type 0603395132) and PAS 12‑27 F (type 0603395203) models — check your vacuum’s 10‑digit type number to confirm compatibility before fitting. Keep your PAS vacuum performing reliably with Bosch power tool parts and this genuine Bosch clamp.

Quick to fit: simply remove the damaged clamp and replace with the new item positioned at “Pos. 47” in the original diagram; no modification required when matched to the correct model type.