![400 Day Clock Suspension Unit 41B (11142336271)](http://perrinwatchparts.com/cdn/shop/products/78.248-600_600x600.jpg?v=1595352455)
400 Day Clock Suspension Unit 41B can be identified in the Horolovar 400- Day Repair Guide. To decipher what type of suspension unit is needed you must first identify the back plate of a 400 day clock using the Horolovar 400- Day Repair Guide. To be used for Master Standard 55.
A
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B
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Total Length
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102 mm
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6 mm
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125 mm
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Note: Please see enlarge image for measurement explanation.