AS 1635 – interchangeable spare parts

A. Schild (AS) 1635 movement

Which spare parts fit the AS 1635 movement? For every part you can see which other calibers use the same part according to the original interchangeability list.

35Parts with interchange data

29Calibers sharing parts

Note: We have compiled this overview to the best of our knowledge and belief, based on the original interchangeability lists of A. Schild (AS) 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	AS 1654
206ISO 30.015	Center wheel	AS 1654
210ISO 30.025	Third wheel	AS 1654
245ISO 31.080	Cannon pinion with clam notch	AS 1654 Height 170 AS 1654 Height 185 AS 1654
255ISO 31.046	Hour wheel	AS 1654 Height 101 AS 1654 Height 116 AS 1654
260ISO 31.041	Minute wheel	AS 1654
301ISO 40.301	Regulator for flat hairspring	AS 1654
307ISO 40.301	Regulator with adjustable stud holder, for flat hairspring	AS 1654
311ISO 70.800	Upper cap jewel with end-piece	AS 969 AS 973 AS 976 AS 1012 AS 1234 AS 1491 AS 1537 AS 1654 AS 1676 AS 1677 AS 1744 AS 1777
330ISO 70.801	Lower cap jewel with end-piece	AS 1654
343ISO 70.891	Bearing plate, for sweep second wheel	AS 1654
346ISO 70.807	Lower cap jewel with end-piece, f. esc. wheel	AS 1632 AS 1654 AS 1680 AS 1681 AS 1700 AS 1701 AS 1702 AS 1703 AS 1704 AS 1705 AS 1709 AS 1767 AS 1813
401ISO 51.010	Winding stem	AS 1654
407ISO 31.121	Clutch wheel	AS 1654
410ISO 31.120	Winding pinion	AS 1654
415ISO 31.020	Ratchet wheel	AS 1654
420ISO 31.023	Crown wheel	AS 1654
422ISO 81.067	Crown wheel ring	AS 976 AS 1012 AS 1654 AS 1676 AS 1677 AS 1777 AS 1977 AS 1977-2 AS 1977-2 INT AS 1978 AS 1978-2
425ISO 51.120	Click	AS 1654
430ISO 61.080	Click spring	AS 1654
435ISO 51.050	Yoke	AS 1654
440ISO 61.100	Yoke spring	AS 1654
443ISO 51.080	Setting lever	AS 1654
443/5443ISO 51.080.06/.01	Setting lever	AS 1654
445ISO 51.090	Setting lever spring	AS 1654
450ISO 31.100	Setting wheel	AS 1654
462ISO 10.062	Minute work cock	AS 1654
495/1ISO 52.120	Screw gib	AS 1654
710ISO 40.010	Jewelled pallet fork and stat	AS 1654
1143/1ISO 22.010.06	Oscillating weight	AS 1654
1482ISO 32.033 (32.035	Driving gear for ratchet wheel	AS 1654
1488ISO 32.037	Pawl winding wheel	AS 1654
1496ISO 22.020	Oscillating weight axle	AS 1654
1498ISO 32.020	Bearing wheel for oscillating weight	AS 1654
1530ISO 32.038	Additional pawl winding wheel (without pinion)	AS 1654

Source: original interchangeability lists of A. Schild (AS) (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 AS 1635 (height × diameter × thickness × length) and matching mainspring in our shop:

AS 1635 Aut: 1.30 × 6.0 × 0.06 × 220 mm (GR 3173-X)

📄 Technical document

View the original document for AS 1635 online:

AS 1635 – Ø 16.00 mm

🔗 Movements sharing the most parts

→ All calibers of A. Schild (AS)

❓ Frequently asked questions

Which AS 1635 spare parts also fit other movements?

For the AS 1635, 35 part numbers are listed as interchangeable. Together they fit 29 other calibers – the table below shows which part fits which movement.

Which movements share the most parts with the AS 1635?

The most shared parts: AS 1654 (39 parts), AS 976 (2 parts), AS 1012 (2 parts).

Which mainspring fits the AS 1635?

According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.30 × 6.0 × 0.06 × 220 mm (GR 3173-X, automatic, with welded slipping bridle).