{"product_id":"the-guided-line-sfu1605-ball-screw-set","title":"The Guided Line | SFU1605 C7 Ball Screw Set for CNC Motion","description":"\u003cdiv class=\"product-narrative\"\u003e\n\u003cp\u003e\u003cstrong\u003ePrecision Is Not a Feature. It Is the Price of Admission.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA machine tool is only as accurate as the line it travels on. Slop in the drive train does not stay in the drive train; it shows up in every cut, every pocket and every finished surface, and no amount of tuning downstream can put back what the axis never had. The Guided Line is the SFU1605 set built for that axis: a rolled RM1605 ball screw, diameter 16 mm, C7 tolerance class, delivered with its ends already machined so it drops into the bearing blocks rather than waiting on a lathe.\u003c\/p\u003e\n\u003cp\u003eThe set is complete, which is the part most suppliers quietly leave out. You get the 1605 ball nut, the nut housing, the BK\/BF12 support blocks and a coupler, so the assembly is a bolting job rather than a scavenger hunt through three separate orders. The screw is turned from high-quality steel and case hardened, giving it high load-carrying capacity with the stiffness and accuracy that separates a machine that repeats from one that merely moves.\u003c\/p\u003e\n\u003cp\u003eAvailable across a wide range of overall lengths from 250 mm up to 1500 mm, all inclusive of the machined end sections, with custom lengths available on request.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eAn axis is not built from parts. It is built from the tolerance between them.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"product-features\"\u003e\n\u003ch3 style=\"margin-top:30px;\"\u003eKey Features\u003c\/h3\u003e\n\u003cul style=\"list-style:none;padding:0;\"\u003e\n\u003cli style=\"padding:6px 0;\"\u003e✦ Genuine SFU1605 \/ RM1605 rolled ball screw, 16 mm diameter\u003c\/li\u003e\n\u003cli style=\"padding:6px 0;\"\u003e✦ C7 tolerance class with ends already machined\u003c\/li\u003e\n\u003cli style=\"padding:6px 0;\"\u003e✦ Complete set: ball nut, nut housing, BK\/BF12 supports and coupler\u003c\/li\u003e\n\u003cli style=\"padding:6px 0;\"\u003e✦ High-quality steel, case hardened for wear resistance\u003c\/li\u003e\n\u003cli style=\"padding:6px 0;\"\u003e✦ High load-carrying capacity with high stiffness\u003c\/li\u003e\n\u003cli style=\"padding:6px 0;\"\u003e✦ Smooth, quiet running for precise axis motion\u003c\/li\u003e\n\u003cli style=\"padding:6px 0;\"\u003e✦ Lengths from 250 mm to 1500 mm, custom lengths on request\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003cdiv class=\"product-specs\"\u003e\n\u003ch3 style=\"margin-top:30px;\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul style=\"list-style:none;padding:0;margin:0;\"\u003e\n\u003cli style=\"border-bottom:1px solid #eee;padding:10px 0;\"\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e CNCCANEN\u003c\/li\u003e\n\u003cli style=\"border-bottom:1px solid #eee;padding:10px 0;\"\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e SFU1605 \/ RM1605\u003c\/li\u003e\n\u003cli style=\"border-bottom:1px solid #eee;padding:10px 0;\"\u003e\n\u003cstrong\u003eScrew Diameter:\u003c\/strong\u003e 16 mm\u003c\/li\u003e\n\u003cli style=\"border-bottom:1px solid #eee;padding:10px 0;\"\u003e\n\u003cstrong\u003eLead:\u003c\/strong\u003e 5 mm\u003c\/li\u003e\n\u003cli style=\"border-bottom:1px solid #eee;padding:10px 0;\"\u003e\n\u003cstrong\u003eTolerance Class:\u003c\/strong\u003e C7 (rolled)\u003c\/li\u003e\n\u003cli style=\"border-bottom:1px solid #eee;padding:10px 0;\"\u003e\n\u003cstrong\u003eEnd Machining:\u003c\/strong\u003e Pre-machined, ready to fit\u003c\/li\u003e\n\u003cli style=\"border-bottom:1px solid #eee;padding:10px 0;\"\u003e\n\u003cstrong\u003eBall Nut:\u003c\/strong\u003e 1605 ball nut included\u003c\/li\u003e\n\u003cli style=\"border-bottom:1px solid #eee;padding:10px 0;\"\u003e\n\u003cstrong\u003eNut Housing:\u003c\/strong\u003e Included\u003c\/li\u003e\n\u003cli style=\"border-bottom:1px solid #eee;padding:10px 0;\"\u003e\n\u003cstrong\u003eSupport Blocks:\u003c\/strong\u003e BK\/BF12 included\u003c\/li\u003e\n\u003cli style=\"border-bottom:1px solid #eee;padding:10px 0;\"\u003e\n\u003cstrong\u003eCoupler:\u003c\/strong\u003e Included\u003c\/li\u003e\n\u003cli style=\"border-bottom:1px solid #eee;padding:10px 0;\"\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-quality steel, case hardened\u003c\/li\u003e\n\u003cli style=\"border-bottom:1px solid #eee;padding:10px 0;\"\u003e\n\u003cstrong\u003eOverall Lengths:\u003c\/strong\u003e 250, 300, 350, 400, 500, 600, 650, 700, 800, 1000, 1050, 1150, 1200, 1500 mm (incl. machined ends)\u003c\/li\u003e\n\u003cli style=\"border-bottom:1px solid #eee;padding:10px 0;\"\u003e\n\u003cstrong\u003eCustom Lengths:\u003c\/strong\u003e Available on request\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003cdiv class=\"product-applications\"\u003e\n\u003ch3 style=\"margin-top:30px;\"\u003eWhere It Belongs\u003c\/h3\u003e\n\u003cp\u003eThe Guided Line belongs wherever an axis has to repeat. It is the muscle behind DIY and production CNC router builds, laser cutter gantries, 3D printer Z-axes being upgraded away from lead screws, plasma table drives, and the motion stages of pick-and-place and inspection equipment. It suits the builder retrofitting a flexible machine for accuracy, and equally the shop maintaining a production axis that needs a like-for-like replacement without waiting on a custom machining lead time. If the requirement is repeatability under load rather than merely movement, this is the correct line to build it on.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"product-faq\"\u003e\n\u003ch3 style=\"margin-top:30px;\"\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdiv style=\"margin-bottom:15px;\"\u003e\n\u003cp style=\"margin-bottom:4px;\"\u003e\u003cstrong\u003eQ: What exactly is included in the set?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-top:0;color:#444;\"\u003eThe rolled RM1605 ball screw with its ends already machined, the matching 1605 ball nut, a nut housing, the BK\/BF12 support blocks and a coupler. It is a complete drive assembly rather than just a screw.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:15px;\"\u003e\n\u003cp style=\"margin-bottom:4px;\"\u003e\u003cstrong\u003eQ: What does the C7 tolerance class mean for my machine?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-top:0;color:#444;\"\u003eC7 is a rolled-screw tolerance class suited to general CNC motion, router gantries, plasma tables, printer Z-axes and similar axes where repeatability matters. It is the standard choice for accurate but cost-conscious machine building.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:15px;\"\u003e\n\u003cp style=\"margin-bottom:4px;\"\u003e\u003cstrong\u003eQ: Do I need to machine the ends myself?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-top:0;color:#444;\"\u003eNo. The screw arrives with its ends already machined to suit the supplied support blocks, which removes the lathe work that usually delays an axis build.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:15px;\"\u003e\n\u003cp style=\"margin-bottom:4px;\"\u003e\u003cstrong\u003eQ: How do I choose the right length?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-top:0;color:#444;\"\u003eLengths run from 250 mm to 1500 mm and are quoted as overall length including the machined end sections. Measure the travel you need plus the support and coupling allowance, then pick the nearest standard length. Custom lengths can be requested.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:15px;\"\u003e\n\u003cp style=\"margin-bottom:4px;\"\u003e\u003cstrong\u003eQ: Is the screw hardened?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-top:0;color:#444;\"\u003eYes. It is produced from high-quality steel and case hardened, which is what gives it high load-carrying capacity along with the stiffness and wear resistance an axis needs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:15px;\"\u003e\n\u003cp style=\"margin-bottom:4px;\"\u003e\u003cstrong\u003eQ: Will it run quietly?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-top:0;color:#444;\"\u003eThe ball nut recirculates through smooth bearings rather than sliding, so motion is characteristically smooth and quiet compared with a lead screw, particularly at the higher speeds a CNC axis runs at.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:15px;\"\u003e\n\u003cp style=\"margin-bottom:4px;\"\u003e\u003cstrong\u003eQ: What lead does the SFU1605 use?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-top:0;color:#444;\"\u003eThe 1605 designation means a 16 mm screw diameter with a 5 mm lead per revolution. That combination is the standard choice for accurate positioning at moderate speed, and it is what makes the set suitable for router, laser and printer axes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:15px;\"\u003e\n\u003cp style=\"margin-bottom:4px;\"\u003e\u003cstrong\u003eQ: Is the ball nut preloaded?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-top:0;color:#444;\"\u003eThe set is supplied as a standard C7 rolled assembly, which is the correct specification for general CNC motion. If your application needs backlash tighter than the standard rolled class provides, a matched preload arrangement can be discussed separately.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:15px;\"\u003e\n\u003cp style=\"margin-bottom:4px;\"\u003e\u003cstrong\u003eQ: Can I order a length that is not listed?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin-top:0;color:#444;\"\u003eStandard overall lengths run from 250 mm to 1500 mm, and custom lengths can be produced on request. If your axis falls between the listed sizes, contact us with the required overall length including the machined ends and we will confirm availability.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003cdiv class=\"product-gallery\" style=\"margin-top:30px;text-align:center;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0503\/6412\/1244\/files\/Sb78f358d0711459ab941aa41b74f4e0cA.webp?v=1751248751\" alt=\"The Guided Line | SFU1605 C7 Ball Screw Set for CNC Motion\" loading=\"lazy\" style=\"max-width:100%;height:auto;margin:12px auto;border-radius:8px;display:block;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0503\/6412\/1244\/files\/S40c2a7d2bf2f4da4b6ef9c7070a45db1v.webp?v=1751248751\" alt=\"The Guided Line | SFU1605 C7 Ball Screw Set for CNC Motion\" loading=\"lazy\" style=\"max-width:100%;height:auto;margin:12px auto;border-radius:8px;display:block;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0503\/6412\/1244\/files\/Sb1878c3bcfc045ee821a8a52b9cb5b55Z.webp?v=1751248751\" alt=\"The Guided Line | SFU1605 C7 Ball Screw Set for CNC Motion\" loading=\"lazy\" style=\"max-width:100%;height:auto;margin:12px auto;border-radius:8px;display:block;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0503\/6412\/1244\/files\/S0597ff8616fb4ae4b43b5d45a42840dal.webp?v=1751248751\" alt=\"The Guided Line | SFU1605 C7 Ball Screw Set for CNC Motion\" loading=\"lazy\" style=\"max-width:100%;height:auto;margin:12px auto;border-radius:8px;display:block;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0503\/6412\/1244\/files\/S0e4dcb47d8f04ec2b9dc5e08a5c0bf34c.webp?v=1751248751\" alt=\"The Guided Line | SFU1605 C7 Ball Screw Set for CNC Motion\" loading=\"lazy\" style=\"max-width:100%;height:auto;margin:12px auto;border-radius:8px;display:block;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0503\/6412\/1244\/files\/S04f712c9fadd489b8b6992bbc2e1f1b1P.webp?v=1751248751\" alt=\"The Guided Line | SFU1605 C7 Ball Screw Set for CNC Motion\" loading=\"lazy\" style=\"max-width:100%;height:auto;margin:12px auto;border-radius:8px;display:block;\"\u003e\n\u003c\/div\u003e\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"Product\",\"name\":\"The Guided Line | SFU1605 C7 Ball Screw Set for CNC Motion\",\"description\":\"Complete SFU1605 C7 rolled ball screw set for CNC motion, 16 mm diameter with ball nut, housing, BK\/BF12 supports and coupler.\",\"sku\":\"CNCCANEN-SFU1605\",\"brand\":{\"@type\":\"Brand\",\"name\":\"CNCCANEN\"},\"image\":\"https:\/\/cdn.shopify.com\/s\/files\/1\/0503\/6412\/1244\/files\/Sb78f358d0711459ab941aa41b74f4e0cA.webp?v=1751248751\",\"url\":\"https:\/\/eastsupplier.com\/products\/the-guided-line-sfu1605-ball-screw-set\",\"offers\":{\"@type\":\"Offer\",\"url\":\"https:\/\/eastsupplier.com\/products\/the-guided-line-sfu1605-ball-screw-set\",\"priceCurrency\":\"USD\",\"price\":\"86.38\",\"availability\":\"https:\/\/schema.org\/InStock\",\"itemCondition\":\"https:\/\/schema.org\/NewCondition\"},\"aggregateRating\":{\"@type\":\"AggregateRating\",\"ratingValue\":\"4.8\",\"reviewCount\":\"3\"}}\u003c\/script\u003e","brand":"East Supplier Platform","offers":[{"title":"UNITED KINGDOM \/ 1500mm","offer_id":47093436023007,"sku":"1005004452100727-UNITED KINGDOM-1500mm","price":168.0,"currency_code":"USD","in_stock":true},{"title":"UNITED KINGDOM \/ 350mm","offer_id":47093436055775,"sku":"1005004452100727-UNITED KINGDOM-350mm","price":86.4,"currency_code":"USD","in_stock":true},{"title":"United States \/ 650mm","offer_id":47093436842207,"sku":"1005004452100727-United States-650mm","price":132.0,"currency_code":"USD","in_stock":true},{"title":"United States \/ 800mm","offer_id":47093437071583,"sku":"1005004452100727-United States-800mm","price":134.4,"currency_code":"USD","in_stock":true},{"title":"GERMANY \/ 1500mm","offer_id":47093438382303,"sku":"1005004452100727-GERMANY-1500mm","price":168.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0503\/6412\/1244\/files\/Sb78f358d0711459ab941aa41b74f4e0cA.webp?v=1751248751","url":"https:\/\/eastsupplier.co.uk\/pt-pt\/products\/the-guided-line-sfu1605-ball-screw-set","provider":"EastSupplier Platform","version":"1.0","type":"link"}