--- title: "New Condition C7 Precision Single Ball Nut for CNC Industries Linear Guide Motion Rail Bk/Bf15 200-500mm Stainless Steel" description: "New Condition C7 Precision Single Ball Nut for CNC Industries Linear Guide Motion Rail B… — Hex & Other Standard Nuts. MOQ 1 piece, US$2.16 – 10.56." url: https://engineeringhardware.com/product/new-condition-c7-precision-single-ball-nut-for-cnc-industries-linear-guide-motion/ source: Engineering Hardware & Fasteners --- # New Condition C7 Precision Single Ball Nut for CNC Industries Linear Guide Motion Rail Bk/Bf15 200-500mm Stainless Steel [![New Condition C7 Precision Single Ball Nut for CNC Industries Linear Guide Motion Rail Bk/Bf15 200-500mm Stainless Steel](https://img.engineeringhardware.com/New-Condition-C7-Precision-Single-Ball-Nut-for-CNC-Industries-Linear-Guide-Motion-Rail-Bk-Bf15-200-500mm-Stainless-Steel.webp)](https://img.engineeringhardware.com/New-Condition-C7-Precision-Single-Ball-Nut-for-CNC-Industries-Linear-Guide-Motion-Rail-Bk-Bf15-200-500mm-Stainless-Steel.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Nuts › Hex & Other Standard Nuts](https://engineeringhardware.com/fastener-products/nuts/hex-other-standard-nuts/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/new-condition-c7-precision-single-ball-nut-for-cnc-industries-linear-guide-motion.md) Model no. **Dfu1604-4** US$2.16 – 10.56 / piece MOQ 1 piece · Final price confirmed in your quote - **Screw Diameter:** 1-10mm - **Model:** Dfu1604-4 - **Material Screw:** S55c,Scm450,CF63 - **Length:** Custmized - **Diameter:** Customized - **Package Size:** 20.00cm * 10.00cm * 10.00cm - **CUSTOMIZABLE LENGTHS:** Available in lengths ranging from 100-6000 mm, this product can be customized to meet the specific needs of various CNC machining components to meet different user requirements (e.g., customer John requires a length of 2000 mm). - **OEM CUSTOMIZATION SERVICE:** CNCD offers OEM customization services, enabling users to create custom ball screw assemblies that meet their unique specifications and requirements. Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20New%20Condition%20C7%20Precision%20Single%20Ball%20Nut%20for%20CNC%20Industries%20Linear%20Guide%20Motion%20Rail%20Bk%2FBf15%20200-500mm%20Stainless%20Steel%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fnew-condition-c7-precision-single-ball-nut-for-cnc-industries-linear-guide-motion%2F) Specifications are as listed for this product. Engineering Hardware & Fasteners confirms ratings, mating parts, compatibility, packing and lead time with you before you order. ## Specifications | Flange | With Flange | | --- | --- | | Nut Number | Double | | Nut Type | Circulator | | Precision | C3 | | Rows Number | 2-Row | | Screw Diameter | 1-10mm | | Type | Inner Loop | | Product Name | CNC Ball Screw | | Keywords | Ball Screw | | Model | Dfu1604-4 | | Structurer | Screw, Ball Nut, Steel Ball | | Material Screw | S55c,Scm450,CF63 | | Length | Custmized | | Application | CNC Machine Tools, Industry | | Packaging Details | According to Your Requirements | | Feature | Long Operating Life | | Inner Loop | OEM | | Diameter | Customized | | Load Rating | 973 Ca(Kgf) | | Rigidity | 43 Kgf/M | | Weight | 0.308 Kg | | Dimension.D | 28 | | Transport Package | Standard Packaging or Customized | | Specification | Standard specifications or customized | | Origin | Zhejiang, China | | Production Capacity | 50000pieces/Year | | Package Size | 20.00cm * 10.00cm * 10.00cm | | Package Gross Weight | 2.000kg | | HIGH PRECISION BALL SCREWS FOR CNC MACHINING | Designed for high precision applications in CNC machining, the SFU 3232 ball screw assembly ensures accurate and reliable results. | | CUSTOMIZABLE LENGTHS | Available in lengths ranging from 100-6000 mm, this product can be customized to meet the specific needs of various CNC machining components to meet different user requirements (e.g., customer John requires a length of 2000 mm). | | LONG SERVICE LIFE | The GCR15 material and rolled thread manufacturing process ensure long service life, minimizing the need for frequent replacements and reducing overall maintenance costs. | | SINGLE OR DOUBLE NUT OPTIONS | This product offers the flexibility of single or double nut options to meet different user preferences (e.g., user Emily prefers a single nut). | | OEM CUSTOMIZATION SERVICE | CNCD offers OEM customization services, enabling users to create custom ball screw assemblies that meet their unique specifications and requirements. | | Category | [Hex & Other Standard Nuts](https://engineeringhardware.com/fastener-products/nuts/hex-other-standard-nuts/) | ## Technical parameters | BALL SCREW SPECIFICATIONS | | | | | | | | | | | | | | | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | Model No. | | 1 | Da | Dimension | Load Rating | Rigidity | Weight | | | | | | | | | | | D | A | B | L | W | H | X | Q | n | Ca(kgf) | Coa(kgf) | Kgf/μm | Kg | | | | | | DFU1604-4 | 16 | 4 | 2.381 | 28 | 48 | 10 | 80 | 38 | 40 | 5.5 | M6 | 1x4 | 973 | 2406 | 43 | 0.308 | | DFU1605-4 | 5 | 3.175 | 28 | 48 | 10 | 100 | 38 | 40 | 5.5 | M6 | 1x4 | 1380 | 3052 | 44 | 0.27 | | | DFU1610-3 | 10 | 3.175 | 28 | 48 | 10 | 118 | 38 | 40 | 5.5 | M6 | 1x3 | 1103 | 2401 | 35 | 0.33 | | | DFU2004-4 | 20 | 4 | 2.381 | 36 | 58 | 10 | 80 | 47 | 44 | 6.6 | M6 | 1x4 | 1066 | 2987 | 51 | 0.48 | | DFU2005-4 | 5 | 3.175 | 36 | 58 | 10 | 101 | 47 | 44 | 6.6 | M6 | 1x4 | 1551 | 3875 | 53 | 0.512 | | | DFU2504-4 | 25 | 4 | 2.381 | 40 | 62 | 10 | 80 | 51 | 48 | 6.6 | M6 | 1x4 | 1180 | 3795 | 60 | 0.548 | | DFU2505-4 | 5 | 3.175 | 40 | 62 | 10 | 101 | 51 | 48 | 6.6 | M6 | 1x4 | 1724 | 4904 | 62 | 0.532 | | | DFU2510-4 | 10 | 4.762 | 40 | 62 | 12 | 145 | 51 | 48 | 6.6 | M6 | 1×4 | 2954 | 7295 | 67 | 0.808 | | | DFU3204-4 | 32 | 4 | 2.381 | 50 | 80 | 12 | 80 | 65 | 62 | 9 | M6 | 1x4 | 1296 | 4838 | 71 | 0.956 | | DFU3205-4 | 5 | 3.175 | 50 | 80 | 12 | 102 | 65 | 62 | 9 | M6 | 1x4 | 1922 | 6343 | 74 | 0.946 | | | DFU3210-4 | 10 | 6.35 | 50 | 80 | 12 | 162 | 65 | 62 | 9 | M6 | 1x4 | 4805 | 12208 | 82 | 1.278 | | | DFU4005-4 | 40 | 5 | 3.175 | 63 | 93 | 14 | 105 | 78 | 70 | 9 | M8 | 1x4 | 2110 | 7988 | 87 | 1.486 | | DFU4010-4 | 10 | 6.35 | 63 | 93 | 14 | 165 | 78 | 70 | 9 | M8 | 1x4 | 5399 | 15500 | 99 | 2.18 | | | DFU5010-4 | 50 | 10 | 6.35 | 75 | 110 | 16 | 148 | 93 | 85 | 11 | M8 | 1x4 | 6004 | 19614 | 117 | 3.052 | | DFU5020-4 | 20 | 7.144 | 75 | 110 | 16 | 280 | 93 | 85 | 11 | M8 | 1x4 | 7142 | 22588 | 126 | 4.200 | | | DFU6310- | 63 | 10 | 6.35 | 90 | 125 | 18 | 182 | 108 | 95 | 11 | M8 | 1x4 | 6719 | 25358 | 139 | 4.175 | | DFU6320-4 | 20 | 9.525 | 95 | 135 | 20 | 290 | 115 | 100 | 13.5 | M8 | 1x4 | 11444 | 36653 | 152 | 8.362 | | | DFU8010-4 | 80 | 10 | 6.35 | 105 | 145 | 20 | 182 | 125 | 110 | 13.5 | M8 | 1x4 | 7346 | 31953 | 156 | 4.806 | | DFU8020-4 | 20 | 9.525 | 125 | 165 | 25 | 295 | 145 | 130 | 13.5 | M8 | 1x4 | 12911 | 47747 | 187 | 16.66 | | | DFU10020-4 | 100 | 20 | 9.525 | 150 | 202 | 30 | 340 | 170 | 155 | 17.5 | M8 | 1x4 | 14303 | 60698 | 222 | 26.4 | | We support customized Ball Screws for various purposes and specifications | | | | | | | | | | | | | | | | | ## Description New Condition C7 Precision Single Ball Nut for CNC Industries Linear Guide Motion Rail Bk/Bf15 200-500mm Stainless Steel is part of our hex & other standard nuts range (Nuts). ### Key details - **Type:** Inner Loop - **Diameter:** Customized - **Length:** Custmized - **Application:** CNC Machine Tools, Industry - **Flange:** With Flange - **Nut Number:** Double - **Nut Type:** Circulator - **Precision:** C3 Available configurations include screw diameter, model, material screw, length and diameter. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request. ### Ordering through Engineering Hardware & Fasteners Minimum order is 1 piece at US$2.16 – 10.56 per piece. Send one inquiry with the part number, quantity and destination, and Engineering Hardware & Fasteners confirms size, thread, material, grade, finish, price, lead time and shipping, checks the goods before dispatch and ships them to you. ## Frequently asked questions ### What is the minimum order quantity (MOQ) for New Condition C7 Precision Single Ball Nut for CNC Industries Linear Guide Motion Rail Bk/Bf15 200-500mm Stainless Steel? The listed minimum order is 1 piece, at US$2.16 – 10.56 per piece. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size. ### What are the main specifications of New Condition C7 Precision Single Ball Nut for CNC Industries Linear Guide Motion Rail Bk/Bf15 200-500mm Stainless Steel? Type: Inner Loop; Diameter: Customized; Length: Custmized; Application: CNC Machine Tools, Industry; Flange: With Flange; Nut Number: Double. The full specification table and any technical parameter tables are listed on this page. ### Can this product be customized (OEM)? Listed configurations include screw diameter, model, material screw, length and diameter. Size, thread, length, material and grade, surface finish, head marking, packaging and labels can be quoted to your specification or drawing. ### What is the lead time and how is it shipped? Lead time depends on quantity and customization and is confirmed in your quote. Engineering Hardware & Fasteners checks the goods before dispatch and ships by express, air or sea; mixed orders can be consolidated in one shipment. ### Which other hex & other standard nuts are available? The Hex & Other Standard Nuts category lists 8,354 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/nuts/hex-other-standard-nuts/](https://engineeringhardware.com/fastener-products/nuts/hex-other-standard-nuts/) How we work ## Specified, checked and shipped by Engineering Hardware & Fasteners Engineering Hardware & Fasteners supplies bolts, screws, nuts, washers, anchors, rivets and fastening hardware to equipment makers, contractors, distributors and maintenance teams. Orders go through one controlled process: size, thread, material, grade and finish confirmed, samples approved, dimensions, thread fit and plating checked before packing, then packed for export — standard or made to drawing. - DIN, ISO, ASTM, ANSI, JIS and GB standard parts - Non-standard parts made to your drawing - Dimensions, thread gauges and plating checked before packing - Export cartons and pallets, consolidated mixed orders - Samples available for approval before mass production [![Production floor](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-01-production-floor-1024x683.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-01-production-floor.webp) Production floor [![Inspection bench](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-02-inspection-bench-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-02-inspection-bench.webp) Inspection bench [![Sorting & 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custom quote →](https://engineeringhardware.com/contact/) ## Request a quote for this product ## Related products [All Hex & Other Standard Nuts →](https://engineeringhardware.com/fastener-products/nuts/hex-other-standard-nuts/) [![Pipe Fitting Compression 1/2 Hexagonal Nuts for Water Pipe Plumbing](https://img.engineeringhardware.com/Pipe-Fitting-Compression-1-2-Hexagonal-Nuts-for-Water-Pipe-Plumbing.webp)](https://engineeringhardware.com/product/pipe-fitting-compression-1-2-hexagonal-nuts-for-water-pipe-plumbing/) Hex & Other Standard Nuts ### [Pipe Fitting Compression 1/2 Hexagonal Nuts for Water Pipe Plumbing](https://engineeringhardware.com/product/pipe-fitting-compression-1-2-hexagonal-nuts-for-water-pipe-plumbing/) Hexagon Head · GB, ISO **US$0.012 – 0.036**MOQ 1,000 pieces [![OEM&Alt Quality Forklift Spare Parts Still 171942 Hexagonal Nut (Electric 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**US$0.006 – 0.036**MOQ 10,000 pieces **US$2.16 – 10.56**MOQ 1 pieceGet a quote[WA](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20New%20Condition%20C7%20Precision%20Single%20Ball%20Nut%20for%20CNC%20Industries%20Linear%20Guide%20Motion%20Rail%20Bk%2FBf15%20200-500mm%20Stainless%20Steel%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fnew-condition-c7-precision-single-ball-nut-for-cnc-industries-linear-guide-motion%2F)