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Felsa 4000N
Ligne: 13.5'''
Jewels: 17
Power Reserve: 42 hrs
Frequency: 19800 vph
Type: Automatic
Period used: 1949-1952
Diameter: 30.5 mm
Height: 4.55 mm
Hands: 1.40 x 0.65 / 0.15 mm
The Felsa 4000N watch movement, introduced in 1949 and used until 1952, belongs to the family 28.10 and 30.10. This movement, previously known as 30.10T1 RA PC RG, features an excenter regulator and includes functions such as automatic (bumper) winding, a sub-second hand, and Incabloc Shock Protection. More than 1,300,000 units were produced between 1943 and 1955.
The Felsa 4000N features the following functions:
- Automatic (bumper)
- Incabloc Shock Protection
- Sub Second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|---|---|
| 1878 | Ordinary/None | Buy staff |
| 1859 | Ordinary/None | Buy staff |
| 3798 | Kif | Buy staff |
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.10 x 0.095 x 300 x 9.0 mm | GR2605X | Auto | Buy mainspring |
Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) | |
|---|---|---|---|
| See More |
KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
|---|
Documents
Parts Listing
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