Gear motor 1.3 RPM D9.5 Mellor a groove, compatible with various brands of stoves. The speed of is indicated on the gearmotor is 1.26 RPM.
The measurement is carried out possibly with a caliper and taking into account only the round part and not the grooved one (otherwise you are wrong to measure).
It is recommended to check the screw scrolling very well in order to avoid breakage on the new gearmotor. The new gearmotor has a 12 month warranty as a spare. The manufacturer is liable for any production defects on the gearmotor until a tooth breaks on a gear wheel; in the case of breakage of several teeth it can no longer be considered a production defect, but becomes a breakdown caused by external factors.
Compatible with International Power Components srl GMSM13CCW01 mounted on Palazzetti multifire 45.