O-ring 52,39x3,53

Bosch O‑ring 52,39x3,53 (Part No. 63036065) is a replacement sealing ring sized 52.39 × 3.53 mm intended for use in Bosch HVAC, water‑heating and refrigeration assemblies where a precision elastomer seal is required. Supplied as a Bosch spare part to support routine maintenance and leak‑repair operations, it provides a compact, service‑friendly option for restoring secure mechanical and hydraulic joints. I could not find a Bosch North America product page for part no. 63036065; contact Bosch Parts & Service to confirm material and exact compatibility. (bosch-homecomfort.com)