| Click to Download the Diagram | Seam Class | Needle Count | Typical Uses and Stitch Types |
|---|---|---|---|
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LSa | 1 or 2 | Overlap seam of two plies at edges using 100cl, 300cl, or 400cl |
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LSb | 1 or 2 | Overlap seam of two plies with one edge folded using 100cl, 300cl, or 400cl |
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LSc | 1, 2 or 3 | Flat Felled Seam using 100cl, 300cl, or 400cl![]() Attachment |
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LSd | 1 or 2 | Seaming of two plies where one ply is folded and set in the middle of the other using 100cl, 300cl, or 400cl |
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LSe | 1 or 2 | Seaming Three plies with finished edges where two plies lay in one direction (Yoke stitch) using 100cl, 300cl, or 400cl |
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LSf | 1 | Seaming Three plies with finished edges where two plies lay in one direction (Yoke stitch) using 100cl, 300cl, or 400cl |
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LSg | 2 | Seaming three plies with finished edges (Shirt Placket) 100cl, 300cl,or 400cl |
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LSj | 2 | Seaming three plies with finished edges and interfacing (Shirt Placket) 100cl, 300cl,or 400cl |
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LSk | 2 | Seaming two plies with finished edges (simple Shirt Placket) 100cl, 300cl,or 400cl |
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LSl | 2 | Seaming three plies with finished edges 100cl, 300cl, or 400cl |
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LSm | 2 | Seaming two plies with finished edges and interfacing (simple Shirt Placket) using 100cl, 300cl, or 400cl |
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LSn | 1 or 2 | Two plies clean finished folded and bound using 100cl, 300cl, or 400cl |
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LSp | 2 | Seaming three plies using 100cl, 300cl, or 400cl |
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LSq | 2 | Seaming two plies using 100cl, 300cl, or 400cl |
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LSr | 2 | Seaming two plies using 100cl, 300cl, or 400cl |
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LSs | 2 | Seaming two plies in two steps using 100cl, 300cl, or 400cl |
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LSt | 2 | Seaming three plies using 100cl, 300cl, or 400cl |
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LSu | 2 | Seaming three plies where one binds the other two behind the face 100cl, 300cl, or 400cl |
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LSv | 1 or 2 | Seaming two plies where face binds the second ply using 100cl, 300cl, or 400cl |
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LSw | 4 | Seaming four plies where one ply wraps around two facing plies, bound to another ply using 100cl, 300cl, or 400cl |
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LSx | 2 | Seaming three plies with raw edges in two passes using 100cl, 300cl, or 400cl |
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LSy | 2 | Seaming three plies with clean finish edges in two passes using 100cl, 300cl, or 400cl |
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LSz | 3 | Seaming three plies using 100cl, 300cl, or 400cl |
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LSaa | 3 | Seaming three plies with raw edges using 100cl, 300cl, or 400cl |
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LSab | 3 | Seaming three plies with clean finish using 100cl, 300cl, or 400cl |
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LSac | 2 | Seaming three plies bound with raw edges using 100cl, 300cl, or 400cl |
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LSad | 2+ | Seaming three plies bound with raw edges using 100cl, 300cl, or 400cl |
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LSae | 2 | Seaming two plies in two passes using 100cl, 300cl, or
400cl "Stitched Pleat" |
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LSaf | 2 | Seaming two plies using 100cl, 300cl, or 400cl |
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LSag | 2 | Seaming two plies clean finish using 100cl, 300cl, or 400cl |
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LSah | 1 or 2 | Seaming two plies using 100cl, 300cl, or 400cl and ribbon or tape |
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LSaj | 1 or 2 | Seaming three plies clean finish using 100cl, 300cl, or 400cl |
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LSak | 2 | Seaming two plies in two passes using 100cl, 300cl, or 400cl |
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LSal | 2 | Seaming two plies as a placket using 100cl, 300cl, or 400cl |
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LSam | 2 | Seaming three plies as a placket with interfacing using 100cl, 300cl, or 400cl |
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LSan | 2 | Seaming two plies as a placket with interfacing using 100cl, 300cl, or 400cl |
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LSap | 1 or 2 | Seaming two plies clean finish using 100cl, 300cl, or 400cl |
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LSaq | 1 or 2 | Seaming two plies clean finish using 100cl, 300cl, or 400cl |
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LSar | 1 or 2 | Seaming four plies using 100cl, 300cl, or 400cl |
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LSas | 2 | Seaming two plies using 100cl, 300cl, or 400cl |
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LSat | 2 | Seaming two plies with seam tape using 100cl, 300cl, or 400cl and two rows of ribbon or tape |
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LSau | 2 | Seaming three plies using 100cl, 300cl, or 400cl and ribbon or tape |
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LSav | 4 | Seaming three plies using 100cl, 300cl, or 400cl and ribbon or tape |
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LSaw | 3 | Seaming two plies in three passes using 100cl, 300cl, or 400cl |
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LSay | 4 | Seaming three plies using 100cl, 300cl, or 400cl |
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LSaz | 4 | Seaming three plies with raw edges using 100cl, 300cl, or 400cl |
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LSbb | 4 | Seaming three plies in two passes using 100cl, 300cl, or 400cl |
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LSbc | 2 | Seaming three plies using 100cl, 300cl, or 400cl |
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LSbd | 2 | Seaming four plies in two passes using 100cl, 300cl, or 400cl |
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LSbe | 2 | Seaming four plies in two passes using 100cl, 300cl, or 400cl |
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LSbf | 2 | Seaming two plies clean finish using 100cl, 300cl, or 400cl |
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LSbg | 1 or 2 | Seaming two plies using 100cl, 300cl, or 400cl |
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LSbh | 1 or 2 | Seaming three plies using 100cl, 300cl, or 400cl |
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LSbj | 1 or 2 | Seaming two plies using 100cl, 300cl, or 400cl |
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LSbk | 2 | Seaming two plies using 100cl, 300cl, or 400cl |
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LSbl | 2 | Seaming two plies in two passes using 100cl, 300cl, or 400cl |
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LSbm | 3 or 4 | Seaming two plies in three passes using two of 100cl, 300cl, or 400cl and one 500cl stitch Sometimes known as "mock felling" |
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LSbn | 2 | Seaming three plies in two passes using 100cl, 300cl, or 400cl |
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LSbo | 3 | Seaming two plies in two passes using 100cl, 300cl, or 400cl |
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LSbp | 2 | Seaming three plies in two passes using 100cl, 300cl, or 400cl |
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LSbq | 2 | Seaming three plies in two passes using 100cl, 300cl, or 400cl |
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LSbr | 3 | Seaming three plies in three passes using 100cl, 300cl, or 400cl |
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LSbs | 1 or 2 | Seaming four plies with raw edges using 100cl, 300cl, or 400cl w/ribbon or tape |
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LSbt | 2 | Seaming three plies in two passes using 100cl, 300cl, or 400cl with ribbon or tape |
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LSbu | 2 | Seaming two plies using 100cl, 300cl, or 400cl with ribbon or tape |
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LSbv | 3 | Seaming three plies in three passes using 100cl, 300cl, or 400cl |
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LSbw | 3 | Seaming four plies in three passes using 100cl, 300cl, or 400cl |
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LSbx | 3 | Seaming three plies in three passes using 100cl, 300cl, or 400cl |
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LSby | 2 | Seaming two plies using 100cl, 300cl, or 400cl |
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LSbz | 3 | Seaming two plies in three passes using 100cl, 300cl, or 400cl |
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LSca | 2 | Seaming two plies in two passes using 100cl, 300cl, or 400cl |
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LScb | 2 | Seaming five plies in two passes using 100cl, 300cl, or 400cl |
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LScc | 2 | Seaming three plies in two passes using 100cl, 300cl, or 400cl |
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LScd | 3 | Seaming four plies in three passes using 100cl, 300cl, or 400cl |
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LSce | 2 | Seaming two plies in two passes using 100cl, 300cl, or 400cl |
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LScf | 2 | Seaming three plies in two passes using 100cl, 300cl, or 400cl |
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LScg | 2 | Seaming three plies in two passes using 100cl, 300cl, or 400cl |
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LSch | 2 | Seaming three plies in two passes using 100cl, 300cl, or 400cl |
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LScj | 3 | Seaming three plies in three passes using 100cl, 300cl, or 400cl |
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LSck | 3 | Seaming three plies in two passes using 100cl, 300cl, or 400cl |
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LScl | 3 | Seaming three plies in two passes using 100cl, 300cl, or 400cl |
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LScm | 3 | Seaming three plies in two passes using 100cl, 300cl, or 400cl |
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LScn | 3 | Seaming three plies in two or three passes using 100cl, 300cl, or 400cl |
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LSco | 4 | Seaming three plies in three passes using 100cl, 300cl, or 400cl |
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LScp | 4 | Seaming three plies in three passes using 100cl, 300cl, or 400cl |
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LScq | 4 | Seaming three plies in three passes using 100cl, 300cl, or 400cl |
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LScr | 4 | Seaming three plies in three passes using 100cl, 300cl, or 400cl |
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LScs | 2 | Seaming two plies in two passes using 100cl, 300cl, or 400cl |
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LSct | 2 | Seaming two plies in two passes using 100cl, 300cl, or 400cl |
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LScu | 2 | Seaming two plies in two passes using 100cl, 300cl, or 400cl |
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LScw | 3 | Seaming two plies in two passes using 100cl, 300cl, or 400cl |
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LScx | 3 | Seaming three plies in two passes using 100cl, 300cl, or 400cl |
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LScy | 3 | Seaming three plies in two passes using 100cl, 300cl, or 400cl with ribbon |
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LScz | 2 | Seaming seven plies in two passes using 100cl, 300cl, or 400cl |
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LSda | 2 | Seaming two plies using 100cl, 300cl, or 400cl |
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LSdb | 2 | Seaming two plies in two passes using 100cl, 300cl, or 400cl |
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LSdc | 3 | Seaming two plies in two passes using 100cl, 300cl, or 400cl |
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LSdd | 2 | Seaming three plies using 100cl, 300cl, or 400cl with interlining |