AS 1740 – interchangeable spare parts

A. Schild (AS) 1740 movement

Which spare parts fit the AS 1740 movement? For every part you can see which other calibers use the same part according to the original interchangeability list.

49Parts with interchange data
131Calibers 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.

🛒 Spare parts for AS 1740 in our shop

Hands Set 100-55, 2.55/4.0 mm for AS 1977, Omega 1100, Peseux 88, Zenith 1740Hands Set 100-55, 2.55/4.0 mm for AS 1977, Omega 1100, Peseux 88, Zenith 17407,95 € – 19,95 € incl. VAT *View item ›Hands Set 100-55, 5.35/8.05 mm for AS 1977, Omega 1100, Peseux 88, Zenith 1740Hands Set 100-55, 5.35/8.05 mm for AS 1977, Omega 1100, Peseux 88, Zenith 17407,95 € – 19,95 € incl. VAT *View item ›

🔧 Interchangeable parts

Part no.DescriptionAlso fits
182ISO 20.030Barrel and cover
AS 1656AS 1673AS 1674AS 1739
206ISO 30.015Center wheel
AS 1656AS 1673AS 1674AS 1739
211ISO 30.025Double third wheel
AS 1656AS 1673AS 1674AS 1739
220ISO 30.027Fourth wheel
AS 1656AS 1673AS 1674AS 1739
245ISO 31.080Cannon pinion with clam notch
Height 204
AS 1656AS 1673AS 1674AS 1739
Height 230
AS 1656AS 1673AS 1674AS 1739
Height 255
AS 1673AS 1674AS 1739
260ISO 31.041Minute wheel
AS 1673AS 1674AS 1739
Height 49
AS 1673AS 1674AS 1739
275ISO 30.082Sweep second pinion
Height 512
AS 1656AS 1673AS 1674AS 1739
Height 535
AS 1656AS 1673AS 1674AS 1739
Height 560
AS 1673AS 1674AS 1739
301ISO 40.301Regulator for flat hairspring
AS 1656AS 1673AS 1674AS 1739
307ISO 40.301Regulator with adjustable stud holder, for flat hairspring
AS 1673AS 1674AS 1739
311ISO 70.800Upper cap jewel with end-piece
AS 1673AS 1674AS 1739
330ISO 70.801Lower cap jewel with end-piece
AS 1673AS 1674AS 1739
336ISO 70.806Upper cap-jewel with end-piece, for escape wheel
AS 964AS 969AS 973AS 976AS 1001AS 1012AS 1051AS 1187AS 1187NAS 1194AS 1194NAS 1200AS 1201AS 1234AS 1240AS 1475AS 1506AS 1507AS 1525AS 1526AS 1537AS 1538AS 1539AS 1558AS 1568AS 1580AS 1581AS 1626AS 1632AS 1636AS 1641AS 1641NAS 1656AS 1673AS 1674AS 1676AS 1677AS 1680AS 1681AS 1702AS 1703AS 1704AS 1705AS 1727AS 1729AS 1739AS 1744AS 1758AS 1759AS 1777AS 1813AS 1930AS 1931ST 1686
1st execution
AS 964AS 969AS 973AS 976AS 984AS 1001AS 1002AS 1012AS 1017AS 1017-21AS 1051AS 1187AS 1187NAS 1194AS 1194NAS 1200AS 1201AS 1234AS 1240AS 1475AS 1506AS 1507AS 1525AS 1526AS 1537AS 1538AS 1539AS 1558AS 1568AS 1580AS 1581AS 1626AS 1632AS 1636AS 1641AS 1641NAS 1656AS 1673AS 1674AS 1676AS 1677AS 1680AS 1681AS 1702AS 1703AS 1704AS 1705AS 1722AS 1727AS 1729AS 1739AS 1744AS 1758AS 1759AS 1777AS 1813AS 1930AS 1931ST 1686
2nd execution
AS 964AS 969AS 973AS 976AS 1001AS 1012AS 1051AS 1123AS 1124AS 1156AS 1187AS 1187NAS 1194AS 1194NAS 1200AS 1201AS 1234AS 1240AS 1475AS 1506AS 1507AS 1525AS 1526AS 1537AS 1538AS 1539AS 1558AS 1568AS 1580AS 1581AS 1626AS 1632AS 1636AS 1641AS 1641NAS 1656AS 1673AS 1674AS 1676AS 1677AS 1680AS 1681AS 1702AS 1703AS 1704AS 1705AS 1727AS 1729AS 1739AS 1744AS 1758AS 1759AS 1777AS 1813AS 1930AS 1931ST 1686
343ISO 70.891Bearing plate, for sweep second wheel
AS 1656AS 1673AS 1674AS 1739
401ISO 51.010Winding stem
AS 1656AS 1673AS 1674AS 1739
404Stem for waterproof case, with slot
according to original label
AS 1656AS 1673AS 1674AS 1739
407ISO 31.121Clutch wheel
AS 1656AS 1673AS 1674AS 1739
1st execution
AS 1656AS 1673AS 1674AS 1739AS 1780AS 1781AS 1782AS 1783
410ISO 31.120Winding pinion
AS 1656AS 1673AS 1674AS 1739
415ISO 31.020Ratchet wheel
AS 1656AS 1673AS 1674AS 1739
420ISO 31.023Crown wheel
AS 1656AS 1673AS 1674AS 1739
422ISO 81.067Crown wheel ring
AS 1656AS 1673AS 1674AS 1739
425ISO 51.120Click
AS 1656AS 1673AS 1674AS 1712AS 1713AS 1716AS 1717AS 1739AS 1748AS 1749AS 1798AS 1799AS 1816AS 1820AS 1824AS 1825AS 1826AS 1827AS 1831AS 1839AS 1862AS 1863AS 1866AS 1873AS 1876AS 1882AS 1883AS 1885AS 1886AS 1892AS 1893AS 1895AS 1896AS 1902AS 1903AS 1906AS 1913AS 1916AS 1920AS 1983AS 1985AS 1986AS 1993AS 1995AS 1996AS 2062AS 2063AS 2066AS 2072AS 2073AS 2076AS 2086AS 2162AS 2163AS 2166AS 2186
430ISO 61.080Click spring
AS 1656AS 1673AS 1674AS 1712AS 1713AS 1716AS 1717AS 1739AS 1748AS 1749AS 1798AS 1799AS 1816AS 1820AS 1824AS 1825AS 1826AS 1827AS 1831AS 1839AS 1862AS 1863AS 1866AS 1873AS 1876AS 1882AS 1883AS 1885AS 1886AS 1892AS 1893AS 1895AS 1896AS 1902AS 1903AS 1906AS 1913AS 1916AS 1920AS 1983AS 1985AS 1986AS 1993AS 1995AS 1996AS 2062AS 2063AS 2066AS 2072AS 2073AS 2076AS 2086AS 2162AS 2163AS 2166AS 2186
435ISO 51.050Yoke
AS 1656AS 1673AS 1674AS 1739
440ISO 61.100Yoke spring
AS 1656AS 1673AS 1674AS 1739
443ISO 51.080Setting lever
AS 1656AS 1673AS 1674AS 1739
443/5443ISO 51.080.06/.01Setting lever
AS 1656AS 1673AS 1674AS 1739
445ISO 51.090Setting lever spring
AS 1656AS 1673AS 1674AS 1739
450ISO 31.100Setting wheel
AS 1656AS 1673AS 1674AS 1739
462ISO 10.062Minute work cock
AS 1656 2eAS 1673AS 1674AS 1739
704ISO 30.040.10Escape wheel and pinion, for upper end-piece
AS 1656AS 1673AS 1674AS 1739
705ISO 30.040Escape wheel and pinion
AS 1656AS 1673AS 1674AS 1739
710ISO 40.010Jewelled pallet fork and stat
AS 1656AS 1673AS 1674AS 1739
1143/1ISO 22.010.06Oscillating weight
AS 1739
1416ISO 32.070Lower ratchet wheel
AS 1656AS 1673AS 1674AS 1739
1423ISO 32.083Driving wheel for ratchet wheel
AS 1656AS 1673AS 1674AS 1739
1480ISO 32.030Winding-up wheel
AS 1656AS 1673AS 1674AS 1739
1481ISO 32.031Reduction gear
AS 1656AS 1673AS 1674AS 1739
1488ISO 32.037Pawl winding wheel
AS 1656AS 1673AS 1674AS 1739
1497ISO 22.040Ball-bearing
AS 1739
2535ISO 13.105Date indicator guard
AS 1674
2543ISO 33.011Intermediate date wheel
AS 1674
2557/1ISO 91.440Date indicator, transferred
AS 1674
2558ISO 33.010Double-toothing hour wheel
AS 1674
Height 139
AS 1674
Height 165
AS 1674
Height 190
AS 1674
2575ISO 63.030Date jumper spring
AS 1674
2576ISO 53.080Date jumper, mounted
AS 1674
2621ISO 33.029
AS 1711AS 1713AS 1715AS 1717AS 1749AS 1799AS 1838AS 1839AS 1861AS 1863AS 1871AS 1873AS 1881AS 1883AS 1893AS 1901AS 1903AS 1911AS 1913AS 1981AS 1983AS 1993AS 2061AS 2063AS 2073AS 2084AS 2086AS 2161AS 2163AS 2184AS 2186
2632/1ISO 53.040.06Unlocking yoke for date indicator, mounted
AS 1674
2633ISO 63.012Unlocking yoke spring for date indicator
AS 1674
51143ISO 22.010.01Oscillating weight screw
AS 1739

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 1740 (height × diameter × thickness × length) and matching mainspring in our shop:

🔗 Movements sharing the most parts

→ All calibers of A. Schild (AS)

❓ Frequently asked questions

Which AS 1740 spare parts also fit other movements?

For the AS 1740, 49 part numbers are listed as interchangeable. Together they fit 131 other calibers – the table below shows which part fits which movement.

Which movements share the most parts with the AS 1740?

The most shared parts: AS 1674 (56 parts), AS 1739 (48 parts), AS 1673 (45 parts).

Which mainspring fits the AS 1740?

According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.20 × 10.0 × 0.10 × 340 mm (GR 2922-X, automatic, with welded slipping bridle).

Can I buy spare parts for the AS 1740?

Yes, Master Watch Parts currently has 2 matching items in stock.

🛠️ For the workshop

Kienzle Watch Key (Winding Key) for Kienzle Movement 421Kienzle Watch Key (Winding Key) for Kienzle Movement 42119,90 € incl. VAT *View item ›Watch Gasket Hytrel I-Ring Seal for Flat Round Mineral Crystals 16-40 mm, H: 0.6, 0.8, 0.85, 1.25, 1.7 mmWatch Gasket Hytrel I-Ring Seal for Flat Round Mineral Crystals 16-40 mm, H: 0.6, 0.8, 0.85, 1.25, 1.7 mm5,95 € – 9,95 € incl. VAT *View item ›Red Teflon Hard Gasket For Watch Caseback Multi Size Listing Ø 16-42. Suitable for many brand watches such as Omega, Tissot, JunghansRed Teflon Hard Gasket For Watch Caseback Multi Size Listing Ø 16-42. Suitable for many brand watches such as Omega, Tissot, Junghans5,95 € – 7,95 € incl. VAT *View item ›
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