Otero 251 – interchangeable spare parts

Otero 251 movement

Which spare parts fit the Otero 251 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.

11Parts with interchange data
6Calibers 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 251 in our shop

Rocking Bar Spring Part 439 for OTERO 22, 25, 27, 125, 127, 251, 44Rocking Bar Spring Part 439 for OTERO 22, 25, 27, 125, 127, 251, 4410,90 € incl. VAT *View itemRocking Bar Part 437 for OTERO 22, 25, 27, 125, 127, 251Rocking Bar Part 437 for OTERO 22, 25, 27, 125, 127, 25113,95 € incl. VAT *View itemBarrel Arbor Part 195 for OTERO 25, 37, 39, 40, 412, 44, 441, 251Barrel Arbor Part 195 for OTERO 25, 37, 39, 40, 412, 44, 441, 25110,95 € – 12,95 € incl. VAT *View itemDate Indicator Disc for OTERO 251, 411, 441, 481 – Part 2557 – NOSDate Indicator Disc for OTERO 251, 411, 441, 481 – Part 2557 – NOS13,90 € incl. VAT *View itemCalendar Driving Wheel for OTERO 251 – Part 2555Calendar Driving Wheel for OTERO 251 – Part 255512,90 € incl. VAT *View itemOTERO Cannon Pinion Part 240 for OTERO 25, 125, 251, 27, 56, 127OTERO Cannon Pinion Part 240 for OTERO 25, 125, 251, 27, 56, 12711,90 € – 12,90 € incl. VAT *View itemFourth Wheel and Pinion Part 220 for OTERO 25, 27, 56, 125, 127, 156, 251Fourth Wheel and Pinion Part 220 for OTERO 25, 27, 56, 125, 127, 156, 25111,90 € incl. VAT *View itemThird Wheel and Pinion Part 210 for OTERO 22, 25, 27, 56, 156, 251Third Wheel and Pinion Part 210 for OTERO 22, 25, 27, 56, 156, 25111,90 € – 12,90 € incl. VAT *View itemOTERO Center Wheel Part 201 for OTERO 25, 125, 251, 27, 56, 127, 156OTERO Center Wheel Part 201 for OTERO 25, 125, 251, 27, 56, 127, 15612,90 € – 13,90 € incl. VAT *View itemClick for OTERO 27, 25, 125, 127 and 251 – Part 425Click for OTERO 27, 25, 125, 127 and 251 – Part 4259,95 € incl. VAT *View itemEscape Wheel for OTERO 27, Part 705 – Also for OTERO 56, 125, 127, 156, 251Escape Wheel for OTERO 27, Part 705 – Also for OTERO 56, 125, 127, 156, 25114,99 € – 16,99 € incl. VAT *View item

🔧 Interchangeable parts

Part no.DescriptionAlso fits
195/1Drilled barrel arbor
Otero 25Otero 125
201center wheel
Otero 25Otero 125
240cannon pinion
Height 3,00
Otero 25Otero 125
260Minute wheel
Otero 25Otero 27Otero 56Otero 125Otero 127Otero 156
301Regulator for flat hairspring
Otero 25Otero 27Otero 56Otero 125Otero 127Otero 156
421Lower crown wheel
Otero 25Otero 27Otero 125Otero 127
425click
Otero 25Otero 27Otero 125Otero 127
437Rocking bar
Otero 25Otero 27Otero 125Otero 127
439Rocking bar spring
Otero 25Otero 125
445Art.Nr. 445“
Otero 25Otero 27Otero 127
705escape wheel
Otero 25Otero 27Otero 56Otero 125Otero 127Otero 156

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

🔗 Movements sharing the most parts

→ All calibers of Otero

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