--- title: "Free Sample Manufacturing High Quality Threaded Rod Coupling Nut" description: "Free Sample Manufacturing High Quality Threaded Rod Coupling Nut — Fully Threaded Rods & Studs. MOQ 1,000 pieces, US$0.06 – 2.40." url: https://engineeringhardware.com/product/free-sample-manufacturing-high-quality-threaded-rod-coupling-nut/ source: Engineering Hardware & Fasteners --- # Free Sample Manufacturing High Quality Threaded Rod Coupling Nut [![Free Sample Manufacturing High Quality Threaded Rod Coupling Nut](https://img.engineeringhardware.com/Free-Sample-Manufacturing-High-Quality-Threaded-Rod-Coupling-Nut.webp)](https://img.engineeringhardware.com/Free-Sample-Manufacturing-High-Quality-Threaded-Rod-Coupling-Nut.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Threaded Rods & Studs › Fully Threaded Rods & Studs](https://engineeringhardware.com/fastener-products/threaded-rods-studs/fully-threaded-rods-studs/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/free-sample-manufacturing-high-quality-threaded-rod-coupling-nut.md) US$0.06 – 2.40 / piece MOQ 1,000 pieces · Final price confirmed in your quote - **Color:** Silver - **Surface Treatment:** Galvanized - **Material:** Steel - **Threaded Type:** Metric Thread / Unc Thread - **Raw Material:** Carbon Steel / Stainless Steel - **Standard:** DIN, ANSI, Bsw - **Packing:** Per Customer Request. - **Package Size:** 28.00cm * 21.00cm * 21.00cm Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Free%20Sample%20Manufacturing%20High%20Quality%20Threaded%20Rod%20Coupling%20Nut%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Ffree-sample-manufacturing-high-quality-threaded-rod-coupling-nut%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 | Customization | Available | | --- | --- | | Color | Silver | | IP Rating | IP66 | | Surface Treatment | Galvanized | | Application | Used to Join Two Threaded Rods | | Material | Steel | | Certification | ISO | | Threaded Type | Metric Thread / Unc Thread | | Raw Material | Carbon Steel / Stainless Steel | | Standard | DIN, ANSI, Bsw | | Packing | Per Customer Request. | | Transport Package | Carton + Pallet Packing | | Origin | China | | Production Capacity | 50000 PCS/Month | | Package Size | 28.00cm * 21.00cm * 21.00cm | | Package Gross Weight | 11.300kg | | Category | [Fully Threaded Rods & Studs](https://engineeringhardware.com/fastener-products/threaded-rods-studs/fully-threaded-rods-studs/) | ## Technical parameters | Cat.No | Thread Size | Across Flat | Length | Weight KGS | | --- | --- | --- | --- | --- | | UNC Thread | | | | | | RC-14 | 1/4''-20 | 3/8'' | 7/8'' | 9 | | RC-516 | 5/16''-18 | 1/2'' | 1-1/8'' | 22 | | RC-38 | 3/8''-16 | 9/16'' | 1-3/4'' | 39 | | RC-12 | 1/2''-13 | 11/16'' | 1-3/4'' | 52 | | RC-58 | 5/8''-11 | 13/16'' | 2-1/8'' | 82 | | RC-34 | 3/4''-10 | 1'' | 2-1/4'' | 136 | | RC-78 | 7/8''-9 | 1-1/4'' | 2-1/2'' | 270 | | Metric Thread | | | | | | RC-M6 | M6 | 10 | 18 | 8 | | RC-M8 | M8 | 13 | 24 | 18 | | RC-M10 | M10 | 17 | 30 | 42 | | RC-M12 | M12 | 19 | 36 | 58 | | RC-M14 | M14 | 22 | 42 | 90 | | RC-M16 | M16 | 24 | 48 | 120 | | RC-M18 | M18 | 27 | 54 | 170 | | RC-M20 | M20 | 30 | 60 | 228 | ## Description Free Sample Manufacturing High Quality Threaded Rod Coupling Nut is part of our fully threaded rods & studs range (Threaded Rods & Studs). ### Key details - **Standard:** DIN, ANSI, Bsw - **Material:** Steel - **Surface Treatment:** Galvanized - **Application:** Used to Join Two Threaded Rods - **Certification:** ISO - **Color:** Silver - **IP Rating:** IP66 - **Threaded Type:** Metric Thread / Unc Thread Available configurations include color, surface treatment, material, threaded type and raw material. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request. ### Ordering through Engineering Hardware & Fasteners Minimum order is 1,000 pieces at US$0.06 – 2.40 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 Free Sample Manufacturing High Quality Threaded Rod Coupling Nut? The listed minimum order is 1,000 pieces, at US$0.06 – 2.40 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 Free Sample Manufacturing High Quality Threaded Rod Coupling Nut? Standard: DIN, ANSI, Bsw; Material: Steel; Surface Treatment: Galvanized; Application: Used to Join Two Threaded Rods; Certification: ISO; Color: Silver. The full specification table and any technical parameter tables are listed on this page. ### Can this product be customized (OEM)? Listed configurations include color, surface treatment, material, threaded type and raw material. 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 fully threaded rods & studs are available? The Fully Threaded Rods & Studs category lists 1,054 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/threaded-rods-studs/fully-threaded-rods-studs/](https://engineeringhardware.com/fastener-products/threaded-rods-studs/fully-threaded-rods-studs/) 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 & packing](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-03-sorting-and-packing-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-03-sorting-and-packing.webp) Sorting & packing [![Parts warehouse](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-04-parts-warehouse-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-04-parts-warehouse.webp) Parts warehouse [![Sample review](https://engineeringhardware.com/wp-content/uploads/2026/11/office-02-office-sample-review-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/office-02-office-sample-review.webp) Sample review [![Sales office](https://engineeringhardware.com/wp-content/uploads/2026/11/office-01-daily-sales-office-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/office-01-daily-sales-office.webp) Sales office [More about us →](https://engineeringhardware.com/about/) · [Request a sample or custom quote →](https://engineeringhardware.com/contact/) ## Request a quote for this product ## Related products [All Fully Threaded Rods & Studs →](https://engineeringhardware.com/fastener-products/threaded-rods-studs/fully-threaded-rods-studs/) [![High Strength Hardened Threaded Rod All Thread Plain](https://img.engineeringhardware.com/High-Strength-Hardened-Threaded-Rod-All-Thread-Plain.webp)](https://engineeringhardware.com/product/high-strength-hardened-threaded-rod-all-thread-plain/) Fully Threaded Rods & Studs ### [High Strength Hardened Threaded Rod All Thread Plain](https://engineeringhardware.com/product/high-strength-hardened-threaded-rod-all-thread-plain/) Round Head · DIN **US$0.012**MOQ 1,000 pieces [![5-1/2″ Stainless Steel A4 Xylan and Molybdenum Disulfide Coating DIN 975-1 Threaded Rivet](https://img.engineeringhardware.com/5-1-2-Stainless-Steel-A4-Xylan-and-Molybdenum-Disulfide-Coating-DIN-975-1-Threaded-Rivet.webp)](https://engineeringhardware.com/product/5-1-2-stainless-steel-a4-xylan-and-molybdenum-disulfide-coating-din-975-1-threaded/) Fully Threaded Rods & Studs ### [5-1/2″ Stainless Steel A4 Xylan and Molybdenum Disulfide Coating DIN 975-1 Threaded Rivet](https://engineeringhardware.com/product/5-1-2-stainless-steel-a4-xylan-and-molybdenum-disulfide-coating-din-975-1-threaded/) ANSI/ASME B 18.31.2,DIN975/DIN976, · Alloy Steel **US$0.12 – 1.20**MOQ 1,000 pieces [![Cast Iron Threaded Rod Suspension Clamps M10 M12 for Plumbing and Cable Support](https://img.engineeringhardware.com/Cast-Iron-Threaded-Rod-Suspension-Clamps-M10-M12-for-Plumbing-and-Cable-Support.webp)](https://engineeringhardware.com/product/cast-iron-threaded-rod-suspension-clamps-m10-m12-for-plumbing-and-cable-support/) Fully Threaded Rods & Studs ### [Cast Iron Threaded Rod Suspension Clamps M10 M12 for Plumbing and Cable Support](https://engineeringhardware.com/product/cast-iron-threaded-rod-suspension-clamps-m10-m12-for-plumbing-and-cable-support/) Advertisement Nail · Plastic **US$0.06 – 0.18**MOQ 1 piece [![Threaded Rod Hot Dipped Galvanized with Nut for Building Construction](https://img.engineeringhardware.com/Threaded-Rod-Hot-Dipped-Galvanized-with-Nut-for-Building-Construction.webp)](https://engineeringhardware.com/product/threaded-rod-hot-dipped-galvanized-with-nut-for-building-construction/) Fully Threaded Rods & Studs ### [Threaded Rod Hot Dipped Galvanized with Nut for Building Construction](https://engineeringhardware.com/product/threaded-rod-hot-dipped-galvanized-with-nut-for-building-construction/) Carbon Steel · 4.8/6.8/8.8/10.9 **US$960.00 – 1,680**MOQ 5 tons [![DIN439 Standard Fine Thread Hex Thin Nuts M3 M8 Stainless Steel SS304 Self-Locking Fully Threaded with Double Chamfer](https://img.engineeringhardware.com/DIN439-Standard-Fine-Thread-Hex-Thin-Nuts-M3-M8-Stainless-Steel-SS304-Self-Locking-Fully-Threaded-with-Double-Chamfer.webp)](https://engineeringhardware.com/product/din439-standard-fine-thread-hex-thin-nuts-m3-m8-stainless-steel-ss304-self-locking/) Fully Threaded Rods & Studs ### [DIN439 Standard Fine Thread Hex Thin Nuts M3 M8 Stainless Steel SS304 Self-Locking Fully Threaded with Double Chamfer](https://engineeringhardware.com/product/din439-standard-fine-thread-hex-thin-nuts-m3-m8-stainless-steel-ss304-self-locking/) Hexagon Head · DIN, ANSI, GB, JIS, GOST, BSW, ISO **US$0.048 – 0.12**MOQ 5,000 pieces [![DIN 975 Thread Bars Carbon Steel Zinc Plated Class 4.8 Threaded Rod](https://img.engineeringhardware.com/DIN-975-Thread-Bars-Carbon-Steel-Zinc-Plated-Class-4-8-Threaded-Rod.webp)](https://engineeringhardware.com/product/din-975-thread-bars-carbon-steel-zinc-plated-class-4-8-threaded-rod/) Fully Threaded Rods & Studs ### [DIN 975 Thread Bars Carbon Steel Zinc Plated Class 4.8 Threaded Rod](https://engineeringhardware.com/product/din-975-thread-bars-carbon-steel-zinc-plated-class-4-8-threaded-rod/) Round Head · DIN **US$0.012 – 0.11**MOQ 1,000,000 pieces [![Adjustable Stainless Steel Threaded Rods for Automotive Applications with ISO 14001 (M6 Standard)](https://img.engineeringhardware.com/Adjustable-Stainless-Steel-Threaded-Rods-for-Automotive-Applications-with-ISO-14001-M6-Standard.webp)](https://engineeringhardware.com/product/adjustable-stainless-steel-threaded-rods-for-automotive-applications-with-iso-14001/) Fully Threaded Rods & Studs ### [Adjustable Stainless Steel Threaded Rods for Automotive Applications with ISO 14001 (M6 Standard)](https://engineeringhardware.com/product/adjustable-stainless-steel-threaded-rods-for-automotive-applications-with-iso-14001/) GB, DIN, ISO, JIS · Copper **US$0.36 – 0.72**MOQ 1,000 pieces [![Q235B Carbon Steel M12 Right Hand Electro Galvanized Fully Threaded Rod for Solar Bracket Ceiling Suspension](https://img.engineeringhardware.com/Q235B-Carbon-Steel-M12-Right-Hand-Electro-Galvanized-Fully-Threaded-Rod-for-Solar-Bracket-Ceiling-Suspension.webp)](https://engineeringhardware.com/product/q235b-carbon-steel-m12-right-hand-electro-galvanized-fully-threaded-rod-for-solar/) Fully Threaded Rods & Studs ### [Q235B Carbon Steel M12 Right Hand Electro Galvanized Fully Threaded Rod for Solar Bracket Ceiling Suspension](https://engineeringhardware.com/product/q235b-carbon-steel-m12-right-hand-electro-galvanized-fully-threaded-rod-for-solar/) Stainless Steel · B **US$0.012 – 0.12**MOQ 3,000 pieces **US$0.06 – 2.40**MOQ 1,000 piecesGet a quote[WA](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Free%20Sample%20Manufacturing%20High%20Quality%20Threaded%20Rod%20Coupling%20Nut%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Ffree-sample-manufacturing-high-quality-threaded-rod-coupling-nut%2F)