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Union Special FS311/312 Industrial Sewing Machine |
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Flatbed Single Needle Chainstitch
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- General seaming of light to medium weight materials - FS311S01, S02, S11, S12, S13, S14; and FS312S21 subclasses: Single needle seaming
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Model Number
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FS311S01, S02, S11, S12, S13, S14; FS312S21 |
| Needle |
128GBS070/027~090/036
standard 090/036 |
| Material Weight |
light to medium wovens and knits |
| Stitch Length Adjustment |
by adjusting knob |
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Differential Feed
(FS312S21only)
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Adjustment |
by lever adjustment mechanism |
| Ratio |
1:0.6~1:1.5 |
| Needle Bar Stroke |
32mm |
| Lubrication |
automatic |
| Lubricating Oil |
Union Special Spec 175 (ISO grade 22) |
| Cylinderbed Diameter |
180mm |
| Stitch Type |
401 |
| Seam Type |
SSa-1 |
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