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| 1. Miscellaneous Cover Components (1) |
2. Miscellaneous Cover Components (2) |
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| 3. Crankshaft Components |
4. Needle Driving Shaft Components |
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| 5. Feed Mechanism Components (1) |
6. Feed Mechanism Components (2) |
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| 7. Upper & Lower Looper Components |
8. Presser Foot Components (1) |
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| 9. Presser Foot Components (2) |
10. Thread Tension Components |
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| 11. Lower Knife Components |
12. Upper Knife Components |
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| 13. Needle Cooling Mechanism Components |
14. Lubrication Mechanism Components |
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| 15. Special Order Parts Components |
16. Subclasses |