{"product_id":"siruba-747kst-514m-3-24","title":"SIRUBA 747KST-514M-3-24 2-Needle 4-Thread Cylinder Bed Top Feed Overlock Industrial Sewing Machine – Complete Setup, Table \u0026 Stand Included","description":"\u003cp\u003eThe \u003cstrong\u003eSIRUBA 747KST-514M-3-24\u003c\/strong\u003e is the top-feed member of SIRUBA's cylinder bed overlock family. It combines the \u003cstrong\u003e148 mm cylinder arm\u003c\/strong\u003e of the 700KS with a \u003cstrong\u003ebrand-new independent-drive top feed mechanism\u003c\/strong\u003e: an upper feed dog with its own drive that grips the top ply and moves it with the bottom ply, so multi-layer and slippery materials do not shift, pucker or walk on tubular work.\u003c\/p\u003e\n\u003cp\u003eThe top feed stroke is adjustable from \u003cstrong\u003e0.5 to 6 mm\u003c\/strong\u003e, independent of the bottom differential feed (1:0.7 – 1:2), which gives full control over how each layer is fed — matching plaids, keeping ribbing aligned, or easing one ply into another around a cuff. The 514M-3-24 subclass runs 2 needles and 4 threads with 2 mm gauge and 4 mm overedge at up to \u003cstrong\u003e6,300 stitches per minute\u003c\/strong\u003e, with push-button stitch length and fully automatic lubrication.\u003c\/p\u003e\n\u003cp\u003eChoose the \u003cstrong\u003eStandard\u003c\/strong\u003e head or the \u003cstrong\u003eVT\u003c\/strong\u003e version, which adds SIRUBA's side-suction thread chain cutter (run from a suction motor or air compressor) to trim the thread chain automatically at the end of each seam. Both ship as a complete setup on a fully submerged industrial table with stand and a 550W energy-saving servo motor.\u003c\/p\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSIRUBA 747KST-514M-3-24 2-needle 4-thread cylinder bed top feed overlock machine head \u003cstrong\u003e(Ships Assembled)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e550W energy-saving servo motor\u003c\/li\u003e\n\u003cli\u003eVT side-suction thread chain cutter (VT variant only)\u003c\/li\u003e\n\u003cli\u003eFully submerged industrial sewing table\u003c\/li\u003e\n\u003cli\u003eIndustrial stand with motor mount\u003c\/li\u003e\n\u003cli\u003ePresser foot and standard accessories kit (tools, oil can, thread stand)\u003c\/li\u003e\n\u003cli\u003eDC×27 needles and thread guides\u003c\/li\u003e\n\u003cli\u003eInstruction manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndependent-drive top feed, 0.5 – 6 mm stroke\u003c\/strong\u003e — the upper feed dog has its own drive, so the top ply is fed positively instead of dragged by the presser foot\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e148 mm cylinder bed\u003c\/strong\u003e — sleeves, cuffs, pant legs and small tubular openings feed around the arm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo ply shifting on slippery or multi-layer materials\u003c\/strong\u003e — top and bottom feed can be set to match, gather or ease each layer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2-needle 4-thread overlock (sewing type 514)\u003c\/strong\u003e — elastic, secure seam with safety overedge\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6,300 SPM maximum speed\u003c\/strong\u003e with push-button stitch length (0.6 – 3.8 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDifferential feed 1:0.7 – 1:2\u003c\/strong\u003e, lever adjusted, on the bottom feed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVT variant: side-suction thread chain cutter\u003c\/strong\u003e — trims the chain automatically at seam end via suction motor or air compressor (SIRUBA device, self-installable)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully automatic lubrication\u003c\/strong\u003e and silicone needle cooling for sustained high-speed running\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDC×27 #11 needles, 2 mm gauge, 4 mm overedge, 3-row feed dog\u003c\/strong\u003e — standard medium-weight setup\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSame head SIRUBA uses in its automatic collar-attaching units\u003c\/strong\u003e — a production-proven cylinder top-feed platform\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCuffs, sleeve hems and neckbands in ribbing or stretch knit where plies must stay aligned\u003c\/li\u003e\n\u003cli\u003eSportswear and activewear tubular seams on slippery synthetics\u003c\/li\u003e\n\u003cli\u003eMulti-layer tubular work on children's wear and underwear\u003c\/li\u003e\n\u003cli\u003ePlaid and stripe matching on sleeves and pant legs\u003c\/li\u003e\n\u003cli\u003eKnitwear factories that need positive feeding on the cylinder arm\u003c\/li\u003e\n\u003cli\u003eCollar and band setting operations on knit garments\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOptional Devices Available at Supra Sewing\u003c\/h3\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0732\/1514\/8334\/files\/siruba-rlk1-tubular-extending-roller.jpg\" alt=\"SIRUBA RLK1 Tubular Extending Roller set mounted on a 700KS cylinder bed overlock\" width=\"600\" height=\"600\" loading=\"lazy\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ca href=\"\/products\/siruba-rlk1\"\u003eSIRUBA RLK1 Tubular Extending Roller set\u003c\/a\u003e\u003c\/strong\u003e — Siruba's roller kit for the 700KS and 700KST cylinder bed overlocks. The rollers mount in front of and below the cylinder arm and stretch a tubular knit piece forward and to the sides, so neckbands, waistbands and other tubular work feed evenly around the arm while the operator concentrates on guiding the fabric. RLK1 is the base version for the standard closed table and is part of Siruba's RSK circular collar and waistband attaching system. Sold separately and in stock at Supra Sewing.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eSIRUBA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e747KST-514M-3-24 (Standard) \/ 747KST-514M-3-24\/VT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMachine Type\u003c\/td\u003e\n\u003ctd\u003eHigh-Speed Cylinder Bed Top Feed Overlock (700KST series)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStitch Type\u003c\/td\u003e\n\u003ctd\u003e2-Needle 4-Thread Overlock (sewing type 514)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Needles\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Threads\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNeedle System\u003c\/td\u003e\n\u003ctd\u003eDC×27\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNeedle Size\u003c\/td\u003e\n\u003ctd\u003e#11\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNeedle Gauge\u003c\/td\u003e\n\u003ctd\u003e2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOveredge Width\u003c\/td\u003e\n\u003ctd\u003e4 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Sewing Speed\u003c\/td\u003e\n\u003ctd\u003e6,300 SPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStitch Length\u003c\/td\u003e\n\u003ctd\u003e0.6 – 3.8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDifferential Feed Ratio\u003c\/td\u003e\n\u003ctd\u003e1:0.7 – 1:2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePresser Foot Lift\u003c\/td\u003e\n\u003ctd\u003e5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFeed Dog\u003c\/td\u003e\n\u003ctd\u003e3-row\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTop Feed\u003c\/td\u003e\n\u003ctd\u003eIndependent-drive upper feed dog, 0.5 – 6 mm stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThread Chain Cutter\u003c\/td\u003e\n\u003ctd\u003eNone (Standard) \/ VT side-suction chain cutter (VT variant)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise Level\u003c\/td\u003e\n\u003ctd\u003eUnder 82 dB at 5,500 rpm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBed Type\u003c\/td\u003e\n\u003ctd\u003eCylinder bed, 148 mm circumference\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStitch Length Adjustment\u003c\/td\u003e\n\u003ctd\u003ePush-button\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDifferential Feed Adjustment\u003c\/td\u003e\n\u003ctd\u003eLever type\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLubrication\u003c\/td\u003e\n\u003ctd\u003eFully automatic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNeedle Cooling\u003c\/td\u003e\n\u003ctd\u003eSilicone oil\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor\u003c\/td\u003e\n\u003ctd\u003e550W energy-saving servo motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003ctd\u003e110V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTable Type\u003c\/td\u003e\n\u003ctd\u003eFully submerged industrial table \u0026amp; stand\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncludes\u003c\/td\u003e\n\u003ctd\u003eComplete setup — table \u0026amp; stand included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAssembly\u003c\/td\u003e\n\u003ctd\u003eShips Assembled\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"SIRUBA","offers":[{"title":"Standard","offer_id":52632334631214,"sku":"747KST-514M-3-24","price":3595.0,"currency_code":"USD","in_stock":true},{"title":"VT Side Suction","offer_id":52632334663982,"sku":"747KST-514M-3-24-VT","price":3695.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/1514\/8334\/files\/01-siruba-747kst-514m-3-24.jpg?v=1789676249","url":"https:\/\/suprasewing.com\/products\/siruba-747kst-514m-3-24","provider":"Supra Sewing Online, Llc","version":"1.0","type":"link"}