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The Omega 8500 Movement Pallet Fork (7228500A40010) is a genuine Swiss-made component designed for the Omega Caliber 8500 Co‑Axial automatic movement. As a critical part of the Co‑Axial escapement system, this three‑pointed pallet fork interacts with the co‑axial escape wheels to transmit impulses to the balance and regulate timekeeping . It is a recognized service part in the official Omega spare parts list for Caliber 8500A and is typically replaced during professional servicing due to wear or as part of factory upgrades .
Genuine Omega part – authentic Swiss-made component for Caliber 8500A
Co-Axial escapement component – three‑pointed pallet fork for the innovative escapement system
Reduced friction design – co‑axial technology requires less lubrication and extends service intervals
Precision-engineered – manufactured to Omega’s factory specifications
Direct replacement – designed for professional servicing and restoration
Part Number: 7228500A40010
Compatible Movement: Omega Caliber 8500A
Movement Diameter: 29.00 mm (12¾”’)
Movement Height: 5.5 mm
Jewels: 39
Frequency: 25,200 vph (3.5 Hz)
Power Reserve: 60 hours (two series-coupled barrels)
Origin: Switzerland (Omega factory part)
Condition: Brand new
Service and overhaul of Omega Caliber 8500 movements
Escapement repair – replacing worn or upgraded pallet forks
Co-Axial system restoration – restoring proper impulse transmission
Suitable for professional watchmakers and authorized service centers
1. Is this a genuine Omega part?
Yes, this is a genuine Omega factory part (reference 7228500A40010), manufactured in Switzerland. It is listed in the official Omega 8500 spare parts list under “Pallet fork” and is not an aftermarket component .
2. Which movement versions is this pallet fork compatible with?
This pallet fork is specifically listed for Omega Caliber 8500A according to the technical documentation . Please verify your movement version before ordering.
3. Why might the pallet fork need replacement during servicing?
According to Omega watchmaker sources, pallet fork replacement may be required due to visible wear on working surfaces under microscopic examination. In some early 8500 movements, the pallet fork was changed as part of an upgrade to a non-magnetic version to improve performance .
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