Singer 446223-902 Vertical Pinion | Vertical Top Shaft Gear for Singer #1- Sewing Machines
Singer 357009-451 Handwheel for Home Sewing Machine
The Singer 357009-451 Spool This is a replacement part designed to replace the original handwheel on various models of Singer home sewing machines. This part is located on the side of the machine and allows you to manually control the movement of the needle. Therefore, it is an important component for positioning the needle, checking the mechanism’s operation, and starting certain sewing processes with greater precision.
This replacement part includes the handwheel assembly with clutch. This system allows the user to engage or disengage the sewing action during operations such as winding the bobbin. In addition, its design makes it possible to replace a part that is broken, cracked, worn, or has fit issues.
When should I replace the flywheel on my Singer sewing machine?
With constant use, the handwheel may develop cracks, become warped, or show signs of wear at its connection points. It may also be damaged by impacts, drops, or improper handling. As a result, the machine may make noises, move erratically, or experience difficulties when raising and lowering the needle manually.
The change in the Singer 357009-451 Spool This may be necessary when the original flywheel turns with difficulty, is cracked, or does not properly transmit motion to the internal mechanism. It is also recommended to inspect the assembly when the clutch system does not engage or disengage properly.
Replacing a worn-out part helps restore manual control of the machine. It also prevents the need to use a temporarily repaired handwheel, which could come loose or cause unstable movement while sewing.
Complete steering wheel with clutch system
Part number 357009-451 is sold as a complete handwheel assembly with a clutch. This mechanism serves an important function, as it allows the needle to move freely while thread is being wound onto the bobbin.
In addition, the handwheel makes it easy to adjust the needle to its highest or lowest position. This feature is especially useful when threading the machine, removing a garment, changing the needle, or starting a seam at a specific point.
To ensure proper operation, the installation must be performed with due attention to the position of the internal parts, the locks, and the clutch components. If you do not have experience repairing sewing machines, it is recommended that you have a qualified technician perform the installation.
Compatibility of the Singer 357009-451 Handwheel
This bobbin is compatible with several models of Singer home sewing machines, including:
Singer 3270, 4325, 4620, 4830, 4832, 5017, 5028, 5040, 5050, 5062, 5705, 5710, 5802, 5805, 5806, 5808, 5810, 5825, 5830, 5838, 6211, 6212, 6214, 6215, 6217, 9802, 9803, 9805, 9806, 9808, 9810, 9812, 9814, 9816, 9818, 9824, 9828, 9832, 9836, and 9936.
It is also listed for the Singer CG500, CG550, CG590, CM17, CP17, FM17, FM22, and SM14 models.
However, the same model may vary depending on the country, year of manufacture, or production series. For this reason, before purchasing, you should compare the original steering wheel part number and confirm the complete model number indicated on the machine's nameplate.
Spare part for repair and maintenance
The Singer 357009-451 Spool It is a practical alternative for repair shops, technicians, parts distributors, and owners of Singer machines. Replacing this part allows you to keep a machine that is still in good condition, without having to replace the entire unit due to a localized malfunction.
Before installing it, we recommend inspecting the shaft, the locks, the clutch, and related parts. This will allow you to confirm that the damage is limited to the flywheel and does not involve any other internal components.
At Orduz USA, we offer replacement parts for household and industrial sewing machines, customer service in Miami, and shipping options within the United States and to other countries. Please check availability and confirm that part number 357009-451 is compatible with your Singer machine before making a purchase.











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