--- title: "Threaded Reducer Nut, External Thread to Internal Thread Screw" description: "Threaded Reducer Nut, External Thread to Internal Thread Screw — Thread Repair & Solid Threaded Inserts. Standard: DIN, ISO, GB. MOQ 10 pieces, US$0.024." url: https://engineeringhardware.com/product/threaded-reducer-nut-external-thread-to-internal-thread-screw/ source: Engineering Hardware & Fasteners --- # Threaded Reducer Nut, External Thread to Internal Thread Screw [![Threaded Reducer Nut, External Thread to Internal Thread Screw](https://img.engineeringhardware.com/Threaded-Reducer-Nut-External-Thread-to-Internal-Thread-Screw.webp)](https://img.engineeringhardware.com/Threaded-Reducer-Nut-External-Thread-to-Internal-Thread-Screw.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Threaded Inserts & Clinch Fasteners › Thread Repair & Solid Threaded Inserts](https://engineeringhardware.com/fastener-products/threaded-inserts-clinch-fasteners/thread-repair-solid-threaded-inserts/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/threaded-reducer-nut-external-thread-to-internal-thread-screw.md) Model no. **M3-M16** US$0.024 / piece MOQ 10 pieces · Final price confirmed in your quote - **Size Range:** M3-M16 - **Custom Service:** OEM Thread Pitch, Length, Material and Surface Tre - **Package Size:** 30.00cm * 25.00cm * 15.00cm - **Standard:** DIN, ISO, GB Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Threaded%20Reducer%20Nut%2C%20External%20Thread%20to%20Internal%20Thread%20Screw%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fthreaded-reducer-nut-external-thread-to-internal-thread-screw%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 | Model NO. | M3-M16 | | --- | --- | | Product Name | Internal External Thread Insert Nut | | Application | Machinery, Furniture | | Size Range | M3-M16 | | Product Type | Slotted Thread Insert | | Delivery Time | 7-15 Working Days | | Custom Service | OEM Thread Pitch, Length, Material and Surface Tre | | Transport Package | Carton | | Specification | 30*20*15 | | Origin | China | | Package Size | 30.00cm * 25.00cm * 15.00cm | | Package Gross Weight | 10.000kg | | Lead Time | 3 days (1 - 1000 Pieces) To be negotiated ( > 1000 Pieces) | | Customization | Available | | MOQ | 10 | | Standard | DIN, ISO, GB | | Shipping Cost | Contact the supplier about freight and estimated delivery time. | | Category | [Thread Repair & Solid Threaded Inserts](https://engineeringhardware.com/fastener-products/threaded-inserts-clinch-fasteners/thread-repair-solid-threaded-inserts/) | ## Description Threaded Reducer Nut, External Thread to Internal Thread Screw is part of our thread repair & solid threaded inserts range (Threaded Inserts & Clinch Fasteners). ### Key details - **Standard:** DIN, ISO, GB - **Application:** Machinery, Furniture - **Product Name:** Internal External Thread Insert Nut - **Size Range:** M3-M16 - **Product Type:** Slotted Thread Insert - **Custom Service:** OEM Thread Pitch, Length, Material and Surface Tre Available configurations include size range, custom service, package size and standard. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request. ### Ordering through Engineering Hardware & Fasteners Minimum order is 10 pieces at US$0.024 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 Threaded Reducer Nut, External Thread to Internal Thread Screw? The listed minimum order is 10 pieces, at US$0.024 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 Threaded Reducer Nut, External Thread to Internal Thread Screw? Standard: DIN, ISO, GB; Application: Machinery, Furniture; Product Name: Internal External Thread Insert Nut; Size Range: M3-M16; Product Type: Slotted Thread Insert; Custom Service: OEM Thread Pitch, Length, Material and Surface Tre. The full specification table and any technical parameter tables are listed on this page. ### Can this product be customized (OEM)? Listed configurations include size range, custom service, package size and standard. 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 thread repair & solid threaded inserts are available? The Thread Repair & Solid Threaded Inserts category lists 961 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/threaded-inserts-clinch-fasteners/thread-repair-solid-threaded-inserts/](https://engineeringhardware.com/fastener-products/threaded-inserts-clinch-fasteners/thread-repair-solid-threaded-inserts/) 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 Thread Repair & Solid Threaded Inserts →](https://engineeringhardware.com/fastener-products/threaded-inserts-clinch-fasteners/thread-repair-solid-threaded-inserts/) [![Brass Material Customizable High Quality Slotted Self-Tapping Threaded Inserts](https://img.engineeringhardware.com/Brass-Material-Customizable-High-Quality-Slotted-Self-Tapping-Threaded-Inserts.webp)](https://engineeringhardware.com/product/brass-material-customizable-high-quality-slotted-self-tapping-threaded-inserts/) Thread Repair & Solid Threaded Inserts ### [Brass Material Customizable High Quality Slotted Self-Tapping Threaded Inserts](https://engineeringhardware.com/product/brass-material-customizable-high-quality-slotted-self-tapping-threaded-inserts/) Threaded Inserts · DIN, GB **US$1.70 – 2.35**MOQ 500 pieces [![Leading Supplier of Key Locking Wire Threaded Inserts Key Insert 3/8-16 for Aluminum](https://img.engineeringhardware.com/Leading-Supplier-of-Key-Locking-Wire-Threaded-Inserts-Key-Insert-3-8-16-for-Aluminum.webp)](https://engineeringhardware.com/product/leading-supplier-of-key-locking-wire-threaded-inserts-key-insert-3-8-16-for-aluminum/) Thread Repair & Solid Threaded Inserts ### [Leading Supplier of Key Locking Wire Threaded Inserts Key Insert 3/8-16 for Aluminum](https://engineeringhardware.com/product/leading-supplier-of-key-locking-wire-threaded-inserts-key-insert-3-8-16-for-aluminum/) Common · Stainless Steel; Carbon Steel **US$1.44 – 1.80**MOQ 1 piece [![1/4-20, 3/8 Brass/Stainless Steel Self Tapping Threaded Inserts](https://img.engineeringhardware.com/1-4-20-3-8-Brass-Stainless-Steel-Self-Tapping-Threaded-Inserts.webp)](https://engineeringhardware.com/product/1-4-20-3-8-brass-stainless-steel-self-tapping-threaded-inserts/) Thread Repair & Solid Threaded Inserts ### [1/4-20, 3/8 Brass/Stainless Steel Self Tapping Threaded Inserts](https://engineeringhardware.com/product/1-4-20-3-8-brass-stainless-steel-self-tapping-threaded-inserts/) DIN, GB, ANSI · Stainless Steel **US$0.012 – 0.06**MOQ 1,000 pieces [![Nonstandard Threaded Insert Nut for Mechanical Machinery Assembly with SS316 Stainless Insert Nut Fastener](https://img.engineeringhardware.com/Nonstandard-Threaded-Insert-Nut-for-Mechanical-Machinery-Assembly-with-SS316-Stainless-Insert-Nut-Fastener.webp)](https://engineeringhardware.com/product/nonstandard-threaded-insert-nut-for-mechanical-machinery-assembly-with-ss316/) Thread Repair & Solid Threaded Inserts ### [Nonstandard Threaded Insert Nut for Mechanical Machinery Assembly with SS316 Stainless Insert Nut Fastener](https://engineeringhardware.com/product/nonstandard-threaded-insert-nut-for-mechanical-machinery-assembly-with-ss316/) Insert Nuts Fasteners · DIN, ANSI, GB, JIS, GOST, BSW **US$0.024 – 3.60**MOQ 10 boxes [![Editwholesale Milling Cutter Carbide Insert Thread Insert 16er 16abut for Cutting Steel Stainless Steel Cast Iron](https://img.engineeringhardware.com/Editwholesale-Milling-Cutter-Carbide-Insert-Thread-Insert-16er-16abut-for-Cutting-Steel-Stainless-Steel-Cast-Iron.webp)](https://engineeringhardware.com/product/editwholesale-milling-cutter-carbide-insert-thread-insert-16er-16abut-for-cutting/) Thread Repair & Solid Threaded Inserts ### [Editwholesale Milling Cutter Carbide Insert Thread Insert 16er 16abut for Cutting Steel Stainless Steel Cast Iron](https://engineeringhardware.com/product/editwholesale-milling-cutter-carbide-insert-thread-insert-16er-16abut-for-cutting/) Metal · ISO 9001 **US$3.00 – 3.60**MOQ 10 pieces [![Premium M8 E-Nut Wood Insert Nut for Furniture Legs](https://img.engineeringhardware.com/Premium-M8-E-Nut-Wood-Insert-Nut-for-Furniture-Legs.webp)](https://engineeringhardware.com/product/premium-m8-e-nut-wood-insert-nut-for-furniture-legs/) Thread Repair & Solid Threaded Inserts ### [Premium M8 E-Nut Wood Insert Nut for Furniture Legs](https://engineeringhardware.com/product/premium-m8-e-nut-wood-insert-nut-for-furniture-legs/) Threaded Inserts · Metric,Inch **US$0.09 – 0.12**MOQ 2,000 pieces [![Brass PPR Male Threaded Insert](https://img.engineeringhardware.com/Brass-PPR-Male-Threaded-Insert-2.webp)](https://engineeringhardware.com/product/brass-ppr-male-threaded-insert-2/) Thread Repair & Solid Threaded Inserts ### [Brass PPR Male Threaded Insert](https://engineeringhardware.com/product/brass-ppr-male-threaded-insert-2/) Socket Union · Copper **US$0.24 – 0.30**MOQ 2,000 pieces [![Heat-Resistant Spark Plug Threaded Inserts for Industrial Engines](https://img.engineeringhardware.com/Heat-Resistant-Spark-Plug-Threaded-Inserts-for-Industrial-Engines.webp)](https://engineeringhardware.com/product/heat-resistant-spark-plug-threaded-inserts-for-industrial-engines/) Thread Repair & Solid Threaded Inserts ### [Heat-Resistant Spark Plug Threaded Inserts for Industrial Engines](https://engineeringhardware.com/product/heat-resistant-spark-plug-threaded-inserts-for-industrial-engines/) Common · Carbon Steel **US$0.12 – 0.72**MOQ 100 pieces **US$0.024**MOQ 10 piecesGet a quote[WA](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Threaded%20Reducer%20Nut%2C%20External%20Thread%20to%20Internal%20Thread%20Screw%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fthreaded-reducer-nut-external-thread-to-internal-thread-screw%2F)