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Union Special FS311 Industrial Sewing Machine |
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Flatbed Two & Three Needle Chainstitch
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- Lapseaming of medium to heavy weight materials - FS311L51, L52, L53 subclasses: Two needle or three needle full felled seaming
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Model Number
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FS311L51 |
FS311L52 |
FS311L53 |
| 2H |
3H |
| Needle |
128GAS080/032~150/060 |
| Material Weight |
medium to heavy denim, cotton duck, wool |
| Stitch Length Adjustment |
by adjusting knob |
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Differential Feed
(FS312S21only)
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Adjustment |
by lever adjustment mechanism |
| Ratio |
1:0.7~1:1.3 |
| Needle Bar Stroke |
35mm |
| Lubrication |
automatic |
| Lubricating Oil |
Union Special Spec 175 (ISO grade 22) |
| Stitch Type |
401 |
| Seam Type |
LSc-2 |
LSc-2 |
LSc-3 |
LSc-3 |
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