ZENITH 2540BrandZENITHCaliber2540Size11 1/2FunctionVersionHands0,80x1,30Stem6033Stem (subs.)Stem (2 pce)Balance staff28813Balance staff (subs.)Mainspring (subs.)1.20x10.0x0.10Mainspring (subs.)= 2531BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.180= 2530Barrel with drum + cover995001802573240= 2541Cannon pinion995002402541401Winding stem8026033705= 2541Escape wheel -pinion straigt piv.995007052541710= 2531Pallet fork -pinion 1 lower end-piec.995007102531721= 2552PCBalance cplt. -regulated995007212552723Balance staff ST -shock-absorber80228813770= 2531Mainspring995007702531