Becker 313 – interchangeable spare parts

Becker 313 movement

Which spare parts fit the Becker 313 movement? For every part you can see which other calibers use the same part according to the original Becker spare-part labels. We do not have an original interchangeability list from the manufacturer.

10Parts with interchange data

13Calibers sharing parts

Note: We have compiled this overview to the best of our knowledge and belief, based on the original Becker 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.

🔧 Interchangeable parts

Part no.	Description	Also fits
255	Hour wheel for sweep second	Height 1,15 Becker 110 Becker 111 Becker 112 Becker 113 Becker 114 Becker 213 Becker 214 Becker 312 Becker 314
401	Winding stem	Becker 110 Becker 111 Becker 112 Becker 113 Becker 114 Becker 213 Becker 214 Becker 312 Becker 314
407	Clutch wheel	Becker 110 Becker 111 Becker 112 Becker 113 Becker 114 Becker 213 Becker 214 Becker 312 Becker 314
410	Winding pinion	Becker 110 Becker 111 Becker 112 Becker 113 Becker 114 Becker 312 Becker 411 Becker 412 Becker 413 Becker 414
415	Ratchet wheel	Becker 110 Becker 111 Becker 112 Becker 113 Becker 114 Becker 312 Becker 411 Becker 412 Becker 413 Becker 414
420	Crown wheel	Becker 110 Becker 111 Becker 112 Becker 113 Becker 114 Becker 213 Becker 214 Becker 312 Becker 314 Becker 110 Becker 111 Becker 112 Becker 113 Becker 114 Becker 312 Becker 411 Becker 412 Becker 413 Becker 414
425	Click	Becker 110 Becker 111 Becker 112 Becker 113 Becker 114 Becker 213 Becker 214 Becker 312 Becker 314
435	Yoke (clutch lever)	Becker 110 Becker 111 Becker 112 Becker 113 Becker 114 Becker 213 Becker 214 Becker 312 Becker 314
445	Setting lever spring (set bridge)	Becker 110 Becker 111 Becker 112 Becker 113 Becker 114 Becker 213 Becker 214 Becker 312 Becker 314 Becker 411 Becker 412 Becker 413 Becker 414
450	Setting wheel	Becker 110 Becker 111 Becker 112 Becker 113 Becker 114 Becker 213 Becker 214 Becker 312 Becker 314

Source: checked original Becker spare-part labels · as of 2026-10-18. Height / execution: the part fits only in this height or execution.

🌀 Matching mainspring

Mainspring dimensions for Becker 313 (height × diameter × thickness × length) and matching mainspring in our shop:

Becker 313: 1.20 × 9.0 × 0.10 × 320 mm (GR 2921)

🔗 Movements sharing the most parts

→ All calibers of Becker

❓ Frequently asked questions

Which Becker 313 spare parts also fit other movements?

For the Becker 313, 10 part numbers are listed as interchangeable. Together they fit 13 other calibers – the table below shows which part fits which movement.

Which movements share the most parts with the Becker 313?

The most shared parts: Becker 110 (11 parts), Becker 111 (11 parts), Becker 112 (11 parts).

Which mainspring fits the Becker 313?

According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.20 × 9.0 × 0.10 × 320 mm (GR 2921, hand-wound, normal end hook).