Top Thread Guide - Singer Part # 507260-677

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This replacement top thread guide (part # 507260-677) is specifically engineered for Singer 600 Series "Touch & Sew" sewing machines. This essential component guides thread smoothl y through the upper threading path on these innovative slant-needle models, which were known for their advanced internal threading and bobbin-winding systems. Specifications: Part Number: 507260-677 Type: Replacement Designed for Singer 600 Series Touch & Sew Function: Upper thread path guidance Machine Compatibility: This part is specifically engineered to fit the Singer 600 Series "Touch & Sew" models: 600 Series: 600, 603, 604 620 Series: 620, 625, 626, 628, 629 630 Series: 630, 635, 636, 638, 639 640 Series: 640, 645, 646, 648, 649 Show more