My parts list/tender specifications

VA/Z50.1 Valve Adapter, M 30 x 1.5, for Honeywell, Reich, Cazzaniga, Landis+Gyr, MNG

Data Sheet:

The Valve Adapter is used for the snap-on mounting of Thermoelectric Valve Drives TSA/K 230.2 and TSA/K 24.2 on valve bases or in heating circuit distributors. The adapter is compatible for valves of Honeywell, Reich, Cazzaniga, Landis & Gyr. and MNG.