Unitas 6311N – interchangeable spare parts
Unitas (UT) 6311N movement
Which spare parts fit the Unitas 6311N movement? For every part you can see which other calibers use the same part according to the original interchangeability list.
🔧 Interchangeable parts
Source: original interchangeability lists of Unitas (UT) (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 Unitas 6311N (height × diameter × thickness × length) and matching mainspring in our shop:
🔗 Movements sharing the most parts
- Unitas 6310N (55 parts)
- Unitas 6312N (55 parts)
- Unitas 6310 (50 parts)
- Unitas 6311 (50 parts)
- Unitas 6312 (50 parts)
- Unitas 6325 (44 parts)
- Unitas 6326 (44 parts)
- Unitas 6410N (41 parts)
- Unitas 6411N (40 parts)
- Unitas 6412N (40 parts)
- Unitas 6410 (36 parts)
- Unitas 6411 (36 parts)
- Unitas 6412 (36 parts)
- Unitas 6415N (36 parts)
- Unitas 6320 (36 parts)
- Unitas 176 (33 parts)
❓ Frequently asked questions
Which Unitas 6311N spare parts also fit other movements?
For the Unitas 6311N, 31 part numbers are listed as interchangeable. Together they fit 50 other calibers – the table below shows which part fits which movement.
Which movements share the most parts with the Unitas 6311N?
The most shared parts: Unitas 6310N (55 parts), Unitas 6312N (55 parts), Unitas 6310 (50 parts).
Which mainspring fits the Unitas 6311N?
According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.75 × 11.5 × 0.135 × 360 mm (GR 5171, hand-wound, normal end hook).
🛠️ For the workshop
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