Felsa 465
Mechanical
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Notes
option Incastar regulator:
The only large-scale produced regulator featuring a free oscillating hairspring. The end of the spring is fixed between two rollers, adjusting actually its length (photos at the bottom). No isochronism error by the gap between the regulator pins.
differences not known between 465-469
Dimensions
| Width | 25.65 lignes (57.86 mm) |
|---|---|
| Height | 4.7 mm |
| Stem height | — |
| Hands (H × M × S) | 1.5 × 0.9 × 0.22 mm |
Technical data
| Beat rate | 18,000 vph (2.5 Hz) |
|---|---|
| Lift angle | 52 ° |
| Power reserve | 38 h |
| Jewels | — |
| Shock protection | — |
| Mobile stud carrier | No |
Complications
| Self winding | No |
|---|---|
| Date | No |
| Day | No |
| Hacking | No |
| Chronograph | No |
Mainspring
| GR code | GR4175 |
|---|---|
| Height | 1.5 mm |
| Thickness | 0.12 mm |
| Length | 300 mm |
| Barrel diameter | 9.5 mm |
Overview
| Type | Mechanical |
|---|---|
| Manufacturer | Felsa |
| Year | — |
| Family | — |
| Clone of | — |
Related calibers
Documents
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Updated 7 days ago · 0 revisions