13. GAUGE PARTS LIST ACCORDING TO SUBCLASSES
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Subclass |
| 1A |
| 2A |
| 4A |
Part name/ |
| Heavy materials |
| Medium materials |
| Heavy materials |
Specification |
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Needle hole plate |
| (φ 2.6) |
| (φ 2.2) |
| (φ 2.6) |
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0182Q |
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Bobbin case assy |
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0183Q |
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Tension spring |
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0184Q |
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Screw |
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0185Q |
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Spring, antispin |
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0186Q |
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Bobbin |
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0187Q |
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Inner rotary hook assy |
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0188S |
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large shuttle hook |
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0189Q |
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Tension spring | Sub |
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0190Q | Main |
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1640S |
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Spring |
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0191Q |
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Needle bar thread guide |
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1639S |
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Needle assy |
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Needle |
| DP X 17#21 |
| DP X 5#16 |
| DP X 17#21 |
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0193Q |
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Presser foot |
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1288S |
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Feed plate 311 |
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1289S |
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