This spare part with part number 336190159 is intended for repair or maintenance of Interspiro equipment. It is supplied in a pack of 2 to support efficient service work when only specific components are needed outside of a full service kit. 

It is intended to be used by certified service technicians performing routine maintenance, replacements, or corrective service.

The two inlcuded copper gaskets have different thickness to ensure correct gauge orientation during assembly.