singly (mech.) Products namemanufacturecalibrethread Øreplaceabilityitem No.winding stemsAS10120.90 mm1677 / 1977 / 1977-2 / 1977-48025512winding stemsAS1727-10.90 mm920004011727winding stemsETA2000-10.90 mm2000, 204.911920004012000winding stemsETA20040.90 mm920004012004winding stemsETA24720.90 mm2390 / 2450 to 24678026310winding stemsETA26410.90 mm2648 / 2661 / 2671 / 26768025044winding stemsETA26400.90 mm2670 normal square8025043winding stemsETA27500.90 mm2752 - 2768 / 2770 - 2778 / 27828027247winding stemsETA27630.90 mm2769-27838027333winding stemsETA2801-20.90 mm2804-2 / 2846 / 2821-2 to 2836-28027341winding stemsETA2892-20.90 mm2892-2 / 2894-28025062winding stemsETA64971.20 mm6497-1 / -2 / 6498 / 6498-1 / -28029026winding stemsETA70010.90 mm7000 / 7010 / 7011 / 7014 / 70168025029winding stemsETA77500.90 mm7751 to 7758 / 7760 to 77658028064winding stemsETA77501.20 mm7751 to 7758 / 7760 to 77658028048winding stemsST69-210.90 mmST 69 / 691 / FHF 60 / 60-218026074
