Otero 140 – interchangeable spare parts

Otero 140 movement

Which spare parts fit the Otero 140 movement? For every part you can see which other calibers use the same part according to the original Otero spare-part labels. We do not have an original interchangeability list from the manufacturer.

14Parts with interchange data

18Calibers sharing parts

Note: We have compiled this overview to the best of our knowledge and belief, based on the original Otero spare-part labels; we do not have an original interchangeability list from the manufacturer. 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 Otero 140 in our shop

Minute Work Cock Part 462 for OTERO 40, 48, 140, 70, 72, 78, 79K, 782, 84412,95 € incl. VAT *View item ›

Yoke Spring Part 440 for OTERO 40, 41, 70, 48, 77, 64, 140, 48112,95 € incl. VAT *View item ›

Minute Wheel Part 260 for OTERO 25, 27, 56, 37, 39, 1371, 40, 140, 401, 44112,95 € incl. VAT *View item ›

Setting Wheel Part 450 for OTERO 40, 41, 48, 140, 141, 401, 411, 412, 4819,95 € – 10,90 € incl. VAT *View item ›

Click Part 425 for OTERO 40, 41, 45, 140, 141, 401, 411, 412, 14129,95 € incl. VAT *View item ›

Balance Complete for OTERO 40, 41, 44, 48, 140, 141, 401 – Part 72122,90 € incl. VAT *View item ›

More items for Otero 140 in our shop →

🔧 Interchangeable parts

Part no.	Description	Also fits
180	barrel with arbor	Otero 40 Otero 41 Otero 48 Otero 141 Otero 401 Otero 411 Otero 412 Otero 481
195/5415	Barrel arbor	Otero 40 Otero 41 Otero 141 Otero 401 Otero 411 Otero 412 Otero 1412
227	Sweep second wheel	Height 6,15 Otero 40 Otero 41 Otero 44 Otero 45 Otero 48
260	Minute wheel	Otero 40 Otero 41 Otero 44 Otero 45 Otero 48 Otero 144 Otero 401 Otero 412 Otero 441
301	Regulator for flat hairspring	Otero 40 Otero 41 Otero 44 Otero 45 Otero 48 Otero 141 Otero 411 Otero 412 Otero 441
407	clutch wheel	Otero 40 Otero 41 Otero 45 Otero 48 Otero 141 Otero 401 Otero 411 Otero 412 Otero 481
422	Crown wheel ring	Otero 40 Otero 41 Otero 141 Otero 401 Otero 411 Otero 412 Otero 1412
425	click	Otero 40 Otero 41 Otero 45 Otero 141 Otero 401 Otero 411 Otero 412 Otero 1412
440	Yoke spring	Otero 40 Otero 41 Otero 70 Otero 71 Otero 72 Otero 73 Otero 74 Otero 141
443+5443	Setting lever with screw	Otero 40 Otero 41 Otero 48 Otero 141
462	Minute work cock	Otero 40 Otero 41 Otero 48 Otero 141
702	escape wheel	Otero 40 Otero 41 Otero 45 Otero 48 Otero 141 Otero 401 Otero 411 Otero 412 Otero 481
705	escape wheel	Otero 40 Otero 41 Otero 44 Otero 45 Otero 48 Otero 144 Otero 401 Otero 412 Otero 441
721	Balance with flat hairspring, regulated	Otero 40 Otero 41 Otero 141 Otero 401

Source: checked original Otero spare-part labels · as of 2026-10-17. Height / execution: the part fits only in this height or execution.

🌀 Matching mainspring

Mainspring dimensions for Otero 140 (height × diameter × thickness × length) and matching mainspring in our shop:

Otero 140: 1.40 × 8.5 × 0.09 × 300 mm (GR 3629)

🔗 Movements sharing the most parts

→ All calibers of Otero

❓ Frequently asked questions

Which Otero 140 spare parts also fit other movements?

For the Otero 140, 14 part numbers are listed as interchangeable. Together they fit 18 other calibers – the table below shows which part fits which movement.

Which movements share the most parts with the Otero 140?

The most shared parts: Otero 40 (14 parts), Otero 41 (14 parts), Otero 141 (11 parts).

Which mainspring fits the Otero 140?

According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.40 × 8.5 × 0.09 × 300 mm (GR 3629, hand-wound, normal end hook).