FEF 6620 Brand FEF Caliber 6620 Size 5 1/2 Function o. SC Version Hands 0.55x1.00 Stem 5513 Stem (subs.) Stem (2 pce) Balance staff 28416 INCA Balance staff (subs.) 28222 Mainspring (subs.) 1,5x6,0x0,065 Mainspring (subs.) Battery MovementsArtno.brandcaliberSizehandsfunctionspecial151400CHAIKA13015 1/20.55x1.00o. SC Watchparts Part NocaliberdescriptionoriginalArtno.100BMain plate jewelled9200010066201056600Barrel bridge9200010566001106600Barrel and train wheel bridge9200011066001216600Screw for balance bridge9200012166001256600Pallet bridge9200012566001826600Barrel with drum + cover920001826600195BBarell arbor9200019566202006600Center wheel + cannon pinion920002006600210BThird wheel920002106620217BThird wheel for upper end-piece920002176620220BSecond wheel -short pivot920002206620230BAnkerradtrieb920002306620240270Cannon pinion92000240270250430Hour wheel92000250430260430Minute wheel92000260430301430Regulator for flat hairspring92000301430307430Rücker mit bewgl. Spiralklötzchen-Träger92000307430311430Rückerplättchen mit Stein92000311430330370Decksteinplättchen für Unruh920003303703366600Decksteinplättchen oben für Ankerrad/Hemmungsrad920003366600346370Decksteinplättchen unten für Ankerrad/Hemmungsrad92000346370401Winding stem8025513407270Clutch wheel92000407270410270Winding pignon920004102704156600Ratchet wheel920004156600420430Crown wheel92000420430423430Crown wheel core92000423430425270Clicking spring92000425270430270Click spring920004302704356600Yoke spring9200043566004406600Yoke spring920004406600443270Setting lever assembled920004432704456600Setting lever spring920004456600450270Setting wheel92000450270702BEscape wheel -pinion 2 end-piec.920007026620703BEscape wheel -pinion 1 lower end-piec.920007036620705BEscape wheel -pinion straigt piv.920007056620710430Pallet fork -pinion 1 lower end-piec.92000710430721BBalance cplt. -regulated920007216620723Balance staff, pivoted80228222728Balance staff ST -shock-absorber28416 INCA= n8022841673065 / 75Roller9200073065770BMainspring920007706620