FHF 2126 – interchangeable spare parts

FHF 2126 movement

Which spare parts fit the FHF 2126 movement? For every part you can see which other calibers use the same part according to the original interchangeability list.

1Parts with interchange data

2Calibers 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 2124 Landeron 2124

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 2126 (height × diameter × thickness × length) and matching mainspring in our shop:

FHF 2126: 1.90 × 16.0 × 0.18 × 540 mm (GR 5622)

🔗 Movements sharing the most parts

FHF 2124 (1 parts)

→ All calibers of FHF

❓ Frequently asked questions

Which FHF 2126 spare parts also fit other movements?

For the FHF 2126, 1 part numbers are listed as interchangeable. Together they fit 2 other calibers – the table below shows which part fits which movement.

Which movements share the most parts with the FHF 2126?

The most shared parts: FHF 2124 (1 parts).

Which mainspring fits the FHF 2126?

According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.90 × 16.0 × 0.18 × 540 mm (GR 5622, hand-wound, normal end hook).