EB 8177 – interchangeable spare parts

EB 8177 movement

Which spare parts fit the EB 8177 movement? For every part you can see which other calibers use the same part according to the original interchangeability list.

47Parts with interchange data

97Calibers sharing parts

Note: We have compiled this overview to the best of our knowledge and belief, based on the original interchangeability lists of EB and the original spare-part labels. 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 EB 8177 in our shop

Bettlach EB 8177 Barrel for Drilled Core, Part 181/1, for EB 8175, 8155, 8157 – NOS20,90 € incl. VAT *View item

🔧 Interchangeable parts

Part no.	Description	Also fits
163/1ISO 80.400	Center pipe	EB 8175
181/1ISO 20.040.06	Barrel for drilled core with driving wheel / driving pinion	EB 8115 EB 8135 EB 8137 EB 8155 EB 8157 EB 8175
197ISO 20.070.06	Core and ratchet wheel, riveted	EB 8115 EB 8135 EB 8137 EB 8155 EB 8157 EB 8175
199ISO 20.062	Barrel axle	EB 8115 EB 8135 EB 8137 EB 8155 EB 8157 EB 8175
203ISO 30.012	Intermediate wheel and pinion	EB 8115 EB 8135 EB 8137 EB 8155 EB 8157 EB 8175
211ISO 30.025	Double third wheel	EB 8115 EB 8135 EB 8137 EB 8155 EB 8157 EB 8175
220ISO 30.027	Fourth wheel	EB 8115 EB 8135 EB 8137 EB 8155 EB 8157 EB 8175
243ISO 31.081	Cannon pinion without clam notch	Height 325 EB 8115 EB 8135 EB 8137 EB 8155 EB 8157 EB 8175 Height 355 EB 8155 EB 8157 EB 8175
260ISO 31.041	Minute wheel	EB 8115 EB 8135 EB 8137 EB 8155 EB 8157 EB 8175
275ISO 30.082	Sweep second pinion	EB 8115 EB 8135 EB 8137 EB 8155 EB 8157 EB 8175 Height 447 EB 8115 EB 8135 EB 8137 EB 8155 EB 8157 EB 8175
307ISO 40.301	Regulator with adjustable stud holder, for flat hairspring	EB 8155 EB 8157 EB 8175
311ISO 70.800	Upper cap jewel with end-piece	EB 8115 EB 8135 EB 8137 EB 8155 EB 8157 EB 8175
330ISO 70.801	Lower cap jewel with end-piece	EB 8115 EB 8135 EB 8137 EB 8155 EB 8157 EB 8175
401ISO 51.010	Winding stem	according to original label EB 8100 EB 8101 EB 8110 EB 8115 EB 8116 EB 8120 EB 8121 EB 8126 EB 8127 EB 8136 EB 8137 EB 8140 EB 8141 EB 8142 EB 8147 EB 8155 EB 8157 EB 8176 Ø 90 EB 8100 EB 8101 EB 8103 EB 8115 EB 8120 EB 8121 EB 8123 EB 8127 EB 8135 EB 8137 EB 8140 EB 8141 EB 8143 EB 8155 EB 8157 EB 8175 Ø 120 EB 8120 EB 8121 EB 8123 EB 8127 EB 8135 EB 8137 EB 8175
407ISO 31.121	Clutch wheel	EB 8100 EB 8101 EB 8103 EB 8115 EB 8120 EB 8121 EB 8123 EB 8127 EB 8135 EB 8137 EB 8140 EB 8141 EB 8143 EB 8155 EB 8157 EB 8175
410ISO 31.120	Winding pinion	EB 8115 EB 8135 EB 8137 EB 8155 EB 8157 EB 8175
420ISO 31.023	Crown wheel	EB 8115 EB 8155 EB 8157 EB 8175
434ISO 51.120	Clicking spring	EB 8115 EB 8135 EB 8137 EB 8155 EB 8157 EB 8175
435/1ISO 51.050	Spring yoke	EB 8115 EB 8135 EB 8137 EB 8155 EB 8157 EB 8175
443ISO 51.080	Setting lever	EB 8100 EB 8101 EB 8103 EB 8115 EB 8120 EB 8121 EB 8123 EB 8127 EB 8135 EB 8137 EB 8140 EB 8141 EB 8143 EB 8155 EB 8157 EB 8175
443/5443ISO 51.080.06/.01	Setting lever	EB 8100 EB 8101 EB 8103 EB 8115 EB 8120 EB 8121 EB 8123 EB 8127 EB 8135 EB 8137 EB 8140 EB 8141 EB 8143 EB 8155 EB 8157 EB 8175
450ISO 31.100	Setting wheel	1st execution EB 8155 EB 8157 EB 8175 2nd execution EB 100 EB 8115 EB 8155 EB 8157 EB 8175
790ISO 30.041	Pin escape wheel, pivoted	EB 8115 EB 8135 EB 8137 EB 8155 EB 8157 EB 8175
793ISO 40.054	Balance with roller, regulated	EB 8115 EB 8135 EB 8137 EB 8155 EB 8157 EB 8175
794ISO 40.055	Balance with finger, regulated	EB 8115 EB 8135 EB 8137 EB 8155 EB 8157 EB 8175
799/4ISO 40.123	Small roller	EB 8115 EB 8135 EB 8137 EB 8155 EB 8157 EB 8175
821/792ISO 40.101.26	Balance staff for roller and for shock-protecting device	EB 8135 EB 8137 EB 8155 EB 8157 EB 8175 EB 8320 EB 8320-66 EB 8320-67 EB 8321 EB 8321-66 EB 8321-67 EB 8330-66 EB 8330-67 EB 8331-66 EB 8331-67 EB 8340 EB 8340-66 EB 8340-67 EB 8341 EB 8341-66 EB 8341-67 EB 8350 EB 8350-66 EB 8350-67 EB 8354-66 EB 8354-67 EB 8361 EB 8361-66 EB 8361-67 EB 8364-67 EB 8365-66 EB 8365-67 EB 8370 EB 8370-66 EB 8370-67 EB 8371-67 EB 8374-66 EB 8374-67 EB 8376-66 EB 8376-67 EB 8381 EB 8381-66 EB 8381-67 EB 8385-66 EB 8385-67 EB 8387-66 EB 8387-67 EB 8391-66 EB 8391-67 EB 8395-66 EB 8395-67 EB 8397-66 EB 8397-67 EB 8398-67
1143ISO 22.010	Oscillating weight	EB 8135 2e EB 8137 EB 8175
1340ISO 82.268		EB 8135 EB 8137 EB 8155 EB 8157 EB 8175
1471ISO 32.105	Stop pinion	EB 8135 EB 8137 EB 8155 EB 8157 EB 8175
1478ISO 32.021 (32.100	Oscillating weight pinion	EB 8135 EB 8137 EB 8155 EB 8157 EB 8175
1481ISO 32.031	Reduction gear	EB 8135 EB 8137 EB 8155 EB 8157 EB 8175
1482ISO 32.033 (32.035	Driving gear for ratchet wheel	EB 8135 EB 8137 EB 8155 EB 8157 EB 8175
1491ISO 52.120	Oscillating weight bolt	EB 8135 EB 8137 EB 8155 EB 8157 EB 8175
1492ISO 52.051		EB 8135 EB 8137 EB 8155 EB 8157 EB 8175
1496ISO 22.020	Oscillating weight axle	EB 8135 2e EB 8137 EB 8155 EB 8157 EB 8175
2535ISO 13.105 (13.104	Date indicator guard	EB 8025 EB 8027 EB 8155 EB 8157 EB 8175 EB 8429 EB 8429-73 EB 8429-74 EB 8464 EB 8465 EB 8465-73 EB 8465-74 EB 8467 EB 8467-73 EB 8467-74 EB 8485 EB 8485-73 EB 8485-74 EB 8487 EB 8487-73 EB 8487-74 EB 8495 EB 8495-73 EB 8495-74 EB 8497 EB 8497-73 EB 8497-74
2554ISO 53.161		EB 8027 EB 8157 EB 8467 EB 8467-73 EB 8487 EB 8487-73 EB 8487-74 EB 8497 EB 8497-73 EB 8497-74
2558ISO 33.010	Double-toothing hour wheel	Height 237 EB 8155 EB 8157 EB 8175 Height 267 EB 8155 EB 8157 EB 8175
2561/1ISO 91.441	Day indicator, for horizontal rectangular window opening at 3 o'clock	EB 8027 EB 8487 EB 8487-73 EB 8487-74 EB 8497 EB 8497-73 EB 8497-74
2566ISO 53.200	Date corrector	EB 8027 EB 8157 EB 8467 EB 8467-73 EB 8467-74 EB 8487 EB 8487-73 EB 8487-74 EB 8497 EB 8497-73 EB 8497-74
2576ISO 53.080	Date jumper, mounted	EB 8027 EB 8157 EB 8467 EB 8467-73 EB 8467-74 EB 8487 EB 8487-73 EB 8487-74 EB 8497 EB 8497-73 EB 8497-74
2577ISO 53.081	Day jumper	EB 8027 EB 8157 EB 8467 EB 8467-73 EB 8467-74 EB 8487 EB 8487-73 EB 8487-74 EB 8497 EB 8497-73 EB 8497-74
2621ISO 33.029 (33.030		EB 8027 EB 8157 EB 8467 EB 8467-73 EB 8467-74 EB 8487 EB 8487-73 EB 8487-74 EB 8497 EB 8497-73 EB 8497-74
2628ISO 53.140		EB 8157 EB 8467 EB 8467-73 EB 8467-74 EB 8487 EB 8487-73 EB 8487-74 EB 8497 EB 8497-73 EB 8497-74
2632ISO 53.040		EB 8157 EB 8467 EB 8467-73 EB 8467-74 EB 8487 EB 8487-73 EB 8487-74 EB 8497 EB 8497-73 EB 8497-74
2633ISO 63.012	Unlocking yoke spring for date indicator	EB 8027 EB 8157 EB 8467 EB 8467-73 EB 8467-74 EB 8487 EB 8487-73 EB 8487-74 EB 8497 EB 8497-73 EB 8497-74

Source: original interchangeability lists of EB (checked transcription) and checked original 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 EB

EB 8177 – interchangeable spare parts

🛒 Spare parts for EB 8177 in our shop

🔧 Interchangeable parts

🔗 Movements sharing the most parts

Important Pages

Shipping costs

Login

Register