M520008 belongs to the documented Air conditioning. Freon barrier family. Barrier hose for R12 and R134A refrigerant systems only, with nitrile, nylon and neoprene construction, textile braid and an EPDM cover.
The exact catalogue row lists inside diameter 10.3 mm, outside diameter 23.1 mm and working pressure 24 bar. These values describe the matched catalogue reference; fluid compatibility, temperature and installation conditions must be checked for the application.
hoses technical catalogue: exact model table, page 152. The catalogue is supplied through the official product-family catalogue download. This documents the original reference and does not establish equivalence to newer hose names.
