Felsa 4000-445, Setting lever spring

• FELSA original part in factory sealed packaging.
  
• Fits cal: 4000, 4000N, 4002, 4004, 4005, 4005N, 4010, 4010N, 4012, 4014, 4015, 4015N
  

Data Felsa cal: 4000

• 17/21/25 jewels, automatic winding, sweep second.
• Size: 11.5''' 26.0 mm.
• H: = 5.6 mm.
• N: = 18.000 A/h.
• Power reserve: 43 h.

Versions:

• 4000:    automatic.
• 4000N: modifications, automatic.
• 4002:    automatic, date.
• 4004:    modifications, automatic, date.
• 4005:    automatic.
• 4005N: modifications, automatic.
• 4006N: modifications, automatic, day, date.
• 4007:    automatic bridge modified, date.
• 4007N: automatic bridge modified, date.
• 4008:    automatic, day, date.
• 4009:    automatic, day, date.
• 4010:    manual wind.
• 4010N: modifications, manual wind.
• 4012:    manual wind, date.
• 4014:    manual wind, date.
• 4015:    manual wind.
• 4015N: modifications, manual wind.
• 4017:   manual wind, date.
• 4017N: modifications, manual wind.
• 4018:    manual wind, day, date.
• 4019:    manual wind, day, date.