FHF 57-21 – interchangeable spare parts

FHF 57-21 movement

Which spare parts fit the FHF 57-21 movement? For every part you can see which other calibers use the same part according to the original interchangeability list.

28Parts with interchange data

19Calibers 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
182ISO 20.030	Barrel and cover	FHF 57
195ISO 20.060	Barrel arbor	FHF 57
206ISO 30.015	Center wheel	FHF 57
210ISO 30.025	Third wheel	FHF 57
245ISO 31.080	Cannon pinion with clam notch	FHF 57 Height 170 FHF 57 Height 195 FHF 57 Height 245 FHF 57 Height 280 FHF 57
255ISO 31.046	Hour wheel	FHF 57 Height 100 FHF 57 Height 125 FHF 57 Height 175 FHF 57 Height 210 FHF 57
260ISO 31.041	Minute wheel	FHF 57
307ISO 40.301	Regulator with adjustable stud holder, for flat hairspring	FHF 57
311ISO 70.800	Upper cap jewel with end-piece	FHF 57 FHF 59-21 FHF 77-21
330ISO 70.801	Lower cap jewel with end-piece	FHF 57
336ISO 70.806	Upper cap-jewel with end-piece, for escape wheel	FHF 57
346ISO 70.807	Lower cap jewel with end-piece, f. esc. wheel	FHF 57
401ISO 51.010	Winding stem	FHF 57
407ISO 31.121	Clutch wheel	FHF 57
410ISO 31.120	Winding pinion	FHF 57
415ISO 31.020	Ratchet wheel	FHF 57
420ISO 31.023	Crown wheel	FHF 57 FHF 75
423ISO 81.136	Crown wheel core	FHF 57 FHF 62 FHF 62-2 FHF 62-2N
425ISO 51.120	Click	FHF 57 FHF 64 FHF 64-2 FHF 64-2N FHF 641 FHF 641-2 FHF 641-2N FHF 642
430ISO 61.080	Click spring	FHF 34 FHF 34-21 FHF 35 FHF 57 FHF 351 FHF 352
435ISO 51.050	Yoke	FHF 57
440ISO 61.100	Yoke spring	FHF 57
443ISO 51.080	Setting lever	FHF 57
443/5443ISO 51.080.06/01	Setting lever	FHF 57
445ISO 51.090	Setting lever spring	FHF 57
450ISO 31.100	Setting wheel	FHF 57
453ISO 31.101	Intermediate setting wheel	FHF 57
710ISO 40.010	Jewelled pallet fork and stat	1st execution FHF 57

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 57-21 (height × diameter × thickness × length) and matching mainspring in our shop:

FHF 57-21: 1.30 × 6.0 × 0.075 × 200 mm (GR 3192)

🔗 Movements sharing the most parts

→ All calibers of FHF

❓ Frequently asked questions

Which FHF 57-21 spare parts also fit other movements?

For the FHF 57-21, 28 part numbers are listed as interchangeable. Together they fit 19 other calibers – the table below shows which part fits which movement.

Which movements share the most parts with the FHF 57-21?

The most shared parts: FHF 57 (36 parts), FHF 59-21 (1 parts), FHF 77-21 (1 parts).

Which mainspring fits the FHF 57-21?

According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.30 × 6.0 × 0.075 × 200 mm (GR 3192, hand-wound, normal end hook).