UNITAS 520 Brand UNITAS Caliber 520 Size 5 1/4 Function Version Hands 0,60x1,20 Stem 6001 Stem (subs.) Stem (2 pce) Balance staff 29509 INCA Balance staff (subs.) Mainspring (subs.) 1,5x7,5x0,08 Mainspring (subs.) Battery WatchpartsPart NocaliberdescriptionoriginalArtno.100BMain plate jewelled92000100520105BBarrel bridge92000105520110521Barrel and train wheel bridge92000110521121510Screw for balance bridge92000121510125BPallet bridge92000125520182BBarrel with drum + cover92000182520195BBarell arbor92000195520201BCentre wheel -without cannon92000201520210BThird wheel92000210520220BSecond wheel -short pivot92000220520240BCannon pinion92000240520250BHour wheel92000250520260BMinute wheel92000260520301BRegulator for flat hairspring92000301520311180Rückerplättchen mit Stein92000311180330190Decksteinplättchen für Unruh92000330190336510Decksteinplättchen oben für Ankerrad/Hemmungsrad92000336510346190Decksteinplättchen unten für Ankerrad/Hemmungsrad92000346190401BWinding stem92000401520401Winding stem8026001407BClutch wheel92000407520410BWinding pignon92000410520415BRatchet wheel92000415520420BCrown wheel92000420520422190Crown wheel ring92000422190423BCrown wheel core92000423520425190Clicking spring92000425190430190Click spring92000430190435BYoke spring92000435520440BYoke spring92000440520443BSetting lever assembled92000443520445BSetting lever spring92000445520450BSetting wheel92000450520702BEscape wheel -pinion 2 end-piec.92000702520704BEscape wheel -pinion 1 upper end-piec.92000704520705BEscape wheel -pinion straigt piv.92000705520710BPallet fork -pinion 1 lower end-piec.92000710520721BBalance cplt. -regulated92000721520723BBalance staff ST -shock-absorber92000723520723Balance staff ST -shock-absorber80229509728BBalance staff ST -shock-absorber92000728520770BMainspring92000770520