FHF 73-2N – interchangeable spare parts
FHF 73-2N movement
Which spare parts fit the FHF 73-2N movement? For every part you can see which other calibers use the same part according to the original interchangeability list.
🔧 Interchangeable parts
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 73-2N (height × diameter × thickness × length) and matching mainspring in our shop:
🔗 Movements sharing the most parts
- FHF 73-2 (45 parts)
- FHF 671-2N (39 parts)
- FHF 73 (36 parts)
- FHF 73-4 (36 parts)
- FHF 73-4N (36 parts)
- FHF 671-2 (36 parts)
- FHF 735 (35 parts)
- FHF 735-4 (35 parts)
- FHF 735-4N (35 parts)
- FHF 739 (35 parts)
- FHF 739-4N (35 parts)
- FHF 67-2N (33 parts)
- FHF 67-2 (31 parts)
- FHF 67 (30 parts)
- FHF 671 (29 parts)
- FHF 675 (29 parts)
❓ Frequently asked questions
Which FHF 73-2N spare parts also fit other movements?
For the FHF 73-2N, 41 part numbers are listed as interchangeable. Together they fit 97 other calibers – the table below shows which part fits which movement.
Which movements share the most parts with the FHF 73-2N?
The most shared parts: FHF 73-2 (45 parts), FHF 671-2N (39 parts), FHF 73 (36 parts).
Which mainspring fits the FHF 73-2N?
According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.40 × 10.5 × 0.12 × 340 mm (GR 3729, hand-wound, normal end hook).
🛠️ For the workshop
Replacement Sapphire Watch Crystal, Flat, 1.0 mm, Ø 15 - 45 mm22,40 € – 34,90 € incl. VAT *View item ›
HIGH DOMED ACRYLIC GLASS Replacement Watch Glass for Wristwatches and Pocket Watches H: 5.25mm6,99 € – 9,99 € incl. VAT *View item ›
Clock Winding Key No. 8 for 4.25 mm Square, Brass7,95 € incl. VAT *View item ›