Arogno 28 – interchangeable spare parts

Arogno (A) 28 movement

Which spare parts fit the Arogno 28 movement? For every part you can see which other calibers use the same part according to the original interchangeability list.

30Parts with interchange data

12Calibers sharing parts

Note: We have compiled this overview to the best of our knowledge and belief, based on the original interchangeability lists of Arogno (A) 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	Arogno 22N Arogno 22NN Arogno 23 Arogno 26 Arogno 27 Arogno 28N Arogno 29 Arogno 7320 Arogno 7325 Arogno 7326 Arogno 7330
195ISO 20.060	Barrel arbor	Arogno 22 Arogno 22N Arogno 22NN Arogno 23 Arogno 26 Arogno 27 Arogno 28N Arogno 29
203ISO 30.012	Intermediate wheel and pinion	Arogno 22N Arogno 22NN Arogno 23 Arogno 26 Arogno 27 Arogno 28N Arogno 29
206ISO 30.015	Center wheel	Arogno 28N Arogno 29 Height 1072 Arogno 28N Arogno 29
211ISO 30.025	Double third wheel	Arogno 28N Arogno 29
220ISO 30.027	Fourth wheel	Arogno 22 Arogno 22N Arogno 22NN Arogno 23 Arogno 26 Arogno 27 Arogno 28N Arogno 29
245ISO 31.080	Cannon pinion with clam notch	Arogno 28N Arogno 29 Height 395 Arogno 28N Arogno 29 Height 490 Arogno 28N Arogno 29 Height 590 Arogno 28N Arogno 29
255ISO 31.046	Hour wheel	Arogno 28N Arogno 29 Height 250 Arogno 28N Arogno 29 Height 345 Arogno 28N Arogno 29 Height 445 Arogno 28N Arogno 29
260ISO 31.041	Minute wheel	Arogno 26 Arogno 27 Arogno 28N Arogno 29 Arogno 7330
275ISO 30.082	Sweep second pinion	Arogno 28N Arogno 29 Height 1357 Arogno 28N Arogno 29 Height 1452 Arogno 28N Arogno 29 Height 1552 Arogno 28N Arogno 29
301ISO 40.301	Regulator for flat hairspring	Arogno 22 Arogno 22N Arogno 22NN Arogno 23 Arogno 26 Arogno 27 Arogno 28N Arogno 29
311/1	Upper cap jewel with end-piece, smooth holes	Arogno 22 Arogno 22N Arogno 22NN Arogno 23 Arogno 26 Arogno 27 Arogno 28N Arogno 29
330ISO 70.801	Lower cap jewel with end-piece	Arogno 22 Arogno 22N Arogno 22NN Arogno 23 Arogno 26 Arogno 27 Arogno 28N Arogno 29
401ISO 51.010	Winding stem	Arogno 27 2e Arogno 28N
407ISO 31.121	Clutch wheel	Arogno 27 Arogno 28N
410ISO 31.120	Winding pinion	Arogno 27 Arogno 28N
415ISO 31.020	Ratchet wheel	Arogno 22 Arogno 22N Arogno 22NN Arogno 23 Arogno 26 Arogno 27 Arogno 28N Arogno 29
417ISO 31.021	Intermediate ratchet wheel	Arogno 27 Arogno 28N
420ISO 31.023	Crown wheel	Arogno 27 Arogno 28N
424ISO 31.024	Intermediate crown wheel	Arogno 27 Arogno 28N
425ISO 51.120	Click	1st execution Arogno 22 Arogno 22N Arogno 23 1e Arogno 26 1e Arogno 27 1e Arogno 28N Arogno 29 1e 2nd execution Arogno 22NN Arogno 23 2e Arogno 26 2e Arogno 27 2e Arogno 29 2e
430ISO 61.080	Click spring	Arogno 22 Arogno 22N Arogno 23 1e Arogno 26 1e Arogno 27 1e Arogno 28N 1e Arogno 29 1e
435ISO 51.050	Yoke	Arogno 27 Arogno 28N
440ISO 61.100	Yoke spring	Arogno 27 Arogno 28N
443ISO 51.080	Setting lever	Arogno 27 Arogno 28N
443/5443ISO 51.080.06/.01	Setting lever	Arogno 27 Arogno 28N
445ISO 51.090	Setting lever spring	Arogno 27 Arogno 28N
450ISO 31.100	Setting wheel	Arogno 27 Arogno 28N
705ISO 30.040	Escape wheel and pinion	Arogno 22 Arogno 22N Arogno 22NN Arogno 23 Arogno 26 Arogno 27 Arogno 28N Arogno 29
710ISO 40.010	Jewelled pallet fork and stat	Arogno 22 Arogno 22N Arogno 22NN Arogno 23 Arogno 26 Arogno 27 Arogno 28N Arogno 29

Source: original interchangeability lists of Arogno (A) (checked transcription) and checked original spare-part labels · as of 2026-10-21. Height / execution: the part fits only in this height or execution.

🔗 Movements sharing the most parts

→ All calibers of Arogno (A)

❓ Frequently asked questions

Which Arogno 28 spare parts also fit other movements?

For the Arogno 28, 30 part numbers are listed as interchangeable. Together they fit 12 other calibers – the table below shows which part fits which movement.