FHF 170 – interchangeable spare parts

FHF 170 movement

Which spare parts fit the FHF 170 movement? For every part you can see which other calibers use the same part according to the original interchangeability list.

1Parts with interchange data

1Calibers sharing parts

Note: We have compiled this overview to the best of our knowledge and belief, based on the original interchangeability lists of FHF and the original spare-part labels. All information has been carefully checked but is provided without guarantee. Please verify the interchangeability yourself before fitting, especially the height, diameter and execution of the part.

🔧 Interchangeable parts

Part no.	Description	Also fits
445	Setting lever spring	according to original label FHF 170-1

Source: original interchangeability lists of FHF (checked transcription) and checked original spare-part labels · as of 2026-10-28. Height / execution: the part fits only in this height or execution.

🌀 Matching mainspring

Mainspring dimensions for FHF 170 (height × diameter × thickness × length) and matching mainspring in our shop:

FHF 170: 1.80 × 8.0 × 0.08 × 280 mm (GR 5212)

🔗 Movements sharing the most parts

FHF 170-1 (1 parts)

→ All calibers of FHF

❓ Frequently asked questions

Which FHF 170 spare parts also fit other movements?

For the FHF 170, 1 part numbers are listed as interchangeable. Together they fit 1 other calibers – the table below shows which part fits which movement.

Which movements share the most parts with the FHF 170?

The most shared parts: FHF 170-1 (1 parts).

Which mainspring fits the FHF 170?

According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.80 × 8.0 × 0.08 × 280 mm (GR 5212, hand-wound, normal end hook).