Unitas 6330 – interchangeable spare parts
Unitas (UT) 6330 movement
Which spare parts fit the Unitas 6330 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 6330 (height × diameter × thickness × length) and matching mainspring in our shop:
🔗 Movements sharing the most parts
- Unitas 6320 (34 parts)
- Unitas 620 (27 parts)
- Unitas 6310 (26 parts)
- Unitas 6310N (25 parts)
- Unitas 6311 (25 parts)
- Unitas 6311N (25 parts)
- Unitas 6312 (25 parts)
- Unitas 6312N (25 parts)
- Unitas 600 (23 parts)
- Unitas 176 (22 parts)
- Unitas 6325 (22 parts)
- Unitas 6326 (22 parts)
- Unitas 640 (19 parts)
- Unitas 6340 (17 parts)
- Unitas 6342 (17 parts)
- Unitas 6343 (17 parts)
❓ Frequently asked questions
Which Unitas 6330 spare parts also fit other movements?
For the Unitas 6330, 19 part numbers are listed as interchangeable. Together they fit 59 other calibers – the table below shows which part fits which movement.
Which movements share the most parts with the Unitas 6330?
The most shared parts: Unitas 6320 (34 parts), Unitas 620 (27 parts), Unitas 6310 (26 parts).
Which mainspring fits the Unitas 6330?
According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.75 × 12.0 × 0.135 × 420 mm (GR 5174, hand-wound, normal end hook).
🛠️ For the workshop
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