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

Source: original interchangeability lists of FHF (checked transcription) and checked original spare-part labels · as of 2026-10-17. 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:

🔗 Movements sharing the most parts

→ All calibers of FHF

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