ETA 2820BrandETACaliber2820Size11 1/2FunctionSC-AUTVersionHands0,90x1,50Stem5057Stem (subs.)Stem (2 pce)Balance staff27620Balance staff (subs.)Mainspring (subs.)1,25x11,00x0,10Mainspring (subs.)= 3120XBatteryWatchpartsPart NocaliberdescriptionoriginalArtno.100BMain plate jewelled920001002820105BBarrel bridge nickeled920001052820106BBarrel and train wheel bridgeGelb920001062820110BTrain wheel bridge nickeled920001102824110BTrain wheel bridge yellow920001102825121BScrew for balance bridge9200012128201252800Pallet bridge9200012528001442850Dial fastener9200014428501612800Center pipe920001612800180BBarrel with drum + coverGelb920001802821180BBarrel with drum + coverWeiss920001802820182BBarrel with drum + cover9200018228201952800Barell arbor9200019528002032800third wheel9200020328002102800Third wheel9200021028002272800Sweep second wheel9200022728002422500Cannon pinion with driver9200024225002502600Hour wheel9200025026002602600Minute wheel920002602600260B (= 2600)Minute wheel9200026028203072800Rücker mit bewgl. Spiralklötzchen-Träger920003072800375BStud support ETACHRON9200037528204012800Winding stem920004012800401Winding stem80250574072800Clutch wheel9200040728004102800Winding pignon920004102800415= 2820Ratchet wheel9200041528204202620Crown wheel9200042026204252776Clicking spring920004252776430BClick spring9200043028204302776Click spring9200043027764352600Yoke spring9200043526004402600Yoke spring9200044026004432600Setting lever assembled9200044326004452600Setting lever spring9200044526004502800Setting wheel9200045028004622602Minute train bridge9200046226027052800Escape wheel -pinion straigt piv.9200070528007102800Pallet fork -pinion 1 lower end-piec.9200071028007212800Balance cplt. -regulated9200072128007232800Balance staff ST -shock-absorber920007232800723Balance staff ST -shock-absorber802276207282800Balance staff ST -shock-absorber920007282800771BMainspring AUT sliding attachemnet9200077128201134BAutomatic device framework9200113428201141= 2770Lower bridge for automatic device9200114127701143BOscillaiting weight nickeledKugellager Weiss9200114328201143BOscillating weightGleitlager Weiss9200114328221143BOscillaiting weight yellowKugellager Gelb9200114328211481BReduction wheel AUT9200148128201482BRatchet wheel driving wheel9200148128201488BPawel winding wheel92001488282014972620RBall bearing9200149726201530BAuxilary reversing wheel9200153028205000BSchrauben 9 Sort.je 5 Stk sort.Sort. Mech.Uhrw.9200500028205101= 2800Case screw0200805105BScrew for barrel bridge9200510528205110= 2620Schrauben - Räderwerkbrücke9200511026205110BScrew for train wheel bridge= 510592005105282051134BScrew for autom. device framew. Blue9205113428205121BScrew for balance bridge= 5105 = 51109200510528205125BScrew for pallet bridge= 5105920051052820514982620Srew for bearing wheel9205149826205166BSchrauben f. Werkhaltelaschen9200516628205415= 2520Screw for crown wheel92005415252094332722Balance sto lever920094332722