431G Parts

I used OCR software to import the parts list for the 431. I manually compared the 431 parts list with the parts diagram for the 401. Many of the parts are interchangeable. The following pictures show the 431G Parts Diagrams:

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431G 108 Page Manual – Rebuilt

I worked to re-create an uncluttered 431G manual that included the information for chain stitching. This document is a combination of other information I found online. I have spent hours cleaning the graphics and re-typing portions of the text to match the original document. I have done my best to update the diagrams and page… Continue reading 431G 108 Page Manual – Rebuilt

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431G Spool Pin Upgrade

I tried a few different solutions for fitting spool pins to my 431G. The best solution I found was to use double chainring bolts that were designed for bicycle sprockets. These chainring bolts are 10mm in diameter and have a small 3 or 4 mm hexagonal hole in the top. They fit well in the… Continue reading 431G Spool Pin Upgrade

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431G 120V Conversion

I purchased a 120V Singer 626 on Facebook Marketplace for $40. All the gears in the machine were melted but the motor, wiring, and foot pedal were in good shape. The motor fit perfectly in the 431G and the gear pitch was the same so I did not swap the motor gears. I had to… Continue reading 431G 120V Conversion

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431G Stop Motion Wheel

The stop motion wheel on the 431G is made of plastic and will crack over time. I tested a stop motion wheel and washer clutch from a Singer 401a and they fit and worked perfectly. If the wheel ever breaks, I can replace it with the metal parts from a Singer 401a.

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My Singer 431G

I was looking for a very rare Singer 431G but the only ones I found were on Etsy and they were priced between $600 and $900 U.S. I took a chance and went to the German version of eBay (eBay.de). I found German language listings that did not appear on eBay.com. I found the following… Continue reading My Singer 431G

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