Tension Assembly
AssemblyThe spring-loaded discs that set the upper thread tension and balance the stitch. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Tension Assembly
4 top-level lines as of r156023| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Tension Disc | single-needle-lockstitch-machine-tension-disc | 2× | 2 | · | part |
| 2 | Tension Nut | single-needle-lockstitch-machine-tension-nut | 1× | 1 | · | part |
| 3 | Tension Release Pin | single-needle-lockstitch-machine-release-pin | 1× | 1 | · | part |
| 4 | Coil Spring | coil-spring | 1× | 1 | · | part |