--- title: "Brass Knurled Threaded Insert for Plastic Heat Set Insert Nut M3-M6" description: "Brass Knurled Threaded Insert for Plastic Heat Set Insert Nut M3-M6 — Heat-Set, Knurled & Molded-In Inserts. MOQ 50 pieces, US$0.46 – 1.20." url: https://engineeringhardware.com/product/brass-knurled-threaded-insert-for-plastic-heat-set-insert-nut-m3-m6/ source: Engineering Hardware & Fasteners --- # Brass Knurled Threaded Insert for Plastic Heat Set Insert Nut M3-M6 [![Brass Knurled Threaded Insert for Plastic Heat Set Insert Nut M3-M6](https://img.engineeringhardware.com/Brass-Knurled-Threaded-Insert-for-Plastic-Heat-Set-Insert-Nut-M3-M6.webp)](https://img.engineeringhardware.com/Brass-Knurled-Threaded-Insert-for-Plastic-Heat-Set-Insert-Nut-M3-M6.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Threaded Inserts & Clinch Fasteners › Heat-Set, Knurled & Molded-In Inserts](https://engineeringhardware.com/fastener-products/threaded-inserts-clinch-fasteners/heat-set-knurled-molded-in-inserts/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/brass-knurled-threaded-insert-for-plastic-heat-set-insert-nut-m3-m6.md) Model no. **M3 M4 M5 M6** | **US$1.20**50–999 pieces | **US$0.74**1,000–4,999 pieces | **US$0.55**5,000–9,999 pieces | **US$0.46**10,000+ pieces | | --- | --- | --- | --- | MOQ 50 pieces · Final price confirmed in your quote - **Material:** Copper - **Surface Finishing:** Nickel Plated - **Grade:** B - **Customized:** Non-Customized - **Thread Type:** Full Thread - **Diameter Range:** 3-10mm - **Length:** 3-20mm - **Package Size:** 11.00cm * 10.00cm * 7.50cm Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Brass%20Knurled%20Threaded%20Insert%20for%20Plastic%20Heat%20Set%20Insert%20Nut%20M3-M6%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fbrass-knurled-threaded-insert-for-plastic-heat-set-insert-nut-m3-m6%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 | | --- | --- | | Material | Copper | | Surface Finishing | Nickel Plated | | Model NO. | M3 M4 M5 M6 | | Grade | B | | Certification | RoHS | | Customized | Non-Customized | | Sampling Time | 3-5workdays | | Delivery Time | 7-15workdays | | Testing | Salt Spray Test | | MOQ | 1000PCS | | Thread Type | Full Thread | | Diameter Range | 3-10mm | | Length | 3-20mm | | Transport Package | Small Box Carton | | Specification | M3-M6 4#-10# | | Origin | Dong Guan China | | HS Code | 7318150000 | | Package Size | 11.00cm * 10.00cm * 7.50cm | | Package Gross Weight | 1.200kg | | Lead Time | 3 days (1 - 1000 Pieces) 7 days (1001 - 10000 Pieces) 14 days (10001 - 100000 Pieces) To be negotiated ( > 100000 Pieces) | | Standard | DIN, ISO, ANSI, JIS, or customized. | | Head & Drive Type | Pan Head, Cheese Head, Countersunk Head, Raised Countersunk Head, Socket Cap Head; Phillips, Torx. | | Function | Provides secure fastening and reliable assembly for various industrial applications. | | Application | Widely used in machinery, electronics, electrical equipment, furniture, construction, automotive, and other industrial applications. | | Standards | ANSI, ASME, DIN, IFI, ISO, JIS. | | Shapes | Hex, Square, Round, Long, Wing, T-Nut, Claw Nut, and other custom designs. | | Product Features | Captive screws remain attached to the mounting panel after installation, preventing loss during assembly or maintenance. | | Category | [Heat-Set, Knurled & Molded-In Inserts](https://engineeringhardware.com/fastener-products/threaded-inserts-clinch-fasteners/heat-set-knurled-molded-in-inserts/) | ## Description Brass Knurled Threaded Insert for Plastic Heat Set Insert Nut M3-M6 is part of our heat-set, knurled & molded-in inserts range (Threaded Inserts & Clinch Fasteners). ### Key details - **Standard:** DIN, ISO, ANSI, JIS, or customized. - **Material:** Copper - **Grade:** B - **Length:** 3-20mm - **Certification:** RoHS - **Surface Finishing:** Nickel Plated - **Sampling Time:** 3-5workdays - **Testing:** Salt Spray Test Available configurations include material, surface finishing, grade, customized and thread type. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request. ### Ordering through Engineering Hardware & Fasteners Minimum order is 50 pieces at US$0.46 – 1.20 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 Brass Knurled Threaded Insert for Plastic Heat Set Insert Nut M3-M6? The listed minimum order is 50 pieces, at US$0.46 – 1.20 per piece. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size. ### How does the price change with quantity? Volume pricing: US$1.20 for 50–999 pieces; US$0.74 for 1,000–4,999 pieces; US$0.55 for 5,000–9,999 pieces; US$0.46 for 10,000+ pieces. Final prices depend on size, material, finish and packing and are confirmed in your quote. ### What are the main specifications of Brass Knurled Threaded Insert for Plastic Heat Set Insert Nut M3-M6? Standard: DIN, ISO, ANSI, JIS, or customized.; Material: Copper; Grade: B; Length: 3-20mm; Certification: RoHS; Surface Finishing: Nickel Plated. The full specification table and any technical parameter tables are listed on this page. ### Can this product be customized (OEM)? Listed configurations include material, surface finishing, grade, customized and thread type. 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 heat-set, knurled & molded-in inserts are available? The Heat-Set, Knurled & Molded-In Inserts category lists 395 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/threaded-inserts-clinch-fasteners/heat-set-knurled-molded-in-inserts/](https://engineeringhardware.com/fastener-products/threaded-inserts-clinch-fasteners/heat-set-knurled-molded-in-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 Heat-Set, Knurled & Molded-In Inserts →](https://engineeringhardware.com/fastener-products/threaded-inserts-clinch-fasteners/heat-set-knurled-molded-in-inserts/) [![Straight Knurl Molded Insert Nut IATF16949 Standard Automotive Fasteners](https://img.engineeringhardware.com/Straight-Knurl-Molded-Insert-Nut-IATF16949-Standard-Automotive-Fasteners.webp)](https://engineeringhardware.com/product/straight-knurl-molded-insert-nut-iatf16949-standard-automotive-fasteners/) Heat-Set, Knurled & Molded-In Inserts ### [Straight Knurl Molded Insert Nut IATF16949 Standard Automotive Fasteners](https://engineeringhardware.com/product/straight-knurl-molded-insert-nut-iatf16949-standard-automotive-fasteners/) Auto Fasteners · DIN, GB, ISO, ANSI/ASTM, BS, Bsw, JIS etc. **US$0.096 – 0.16**MOQ 20,000 pieces [![China Manufacturer Round Threaded Brass Insert CNC Nuts Blind 8mm Knurled Nut 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Series](https://img.engineeringhardware.com/Slotted-Cold-Pressed-Knurled-Nuts-Wholesale-Structure-Insert-Nut-with-Popular-Discount-Replace-Pflb-Series.webp)](https://engineeringhardware.com/product/slotted-cold-pressed-knurled-nuts-wholesale-structure-insert-nut-with-popular/) Heat-Set, Knurled & Molded-In Inserts ### [Slotted Cold-Pressed Knurled Nuts Wholesale Structure Insert Nut with Popular Discount Replace Pflb Series](https://engineeringhardware.com/product/slotted-cold-pressed-knurled-nuts-wholesale-structure-insert-nut-with-popular/) Slotted · DIN, ANSI, GB, JIS, GOST, BSW **US$0.12**MOQ 1 piece [![Customized Embedded Threaded Insert Brass Knurled Thumb Nut Made in China](https://img.engineeringhardware.com/Customized-Embedded-Threaded-Insert-Brass-Knurled-Thumb-Nut-Made-in-China.webp)](https://engineeringhardware.com/product/customized-embedded-threaded-insert-brass-knurled-thumb-nut-made-in-china/) Heat-Set, Knurled & Molded-In Inserts ### [Customized Embedded Threaded Insert Brass Knurled Thumb Nut Made in China](https://engineeringhardware.com/product/customized-embedded-threaded-insert-brass-knurled-thumb-nut-made-in-china/) Insert Nut · DIN, ANSI, GB, JIS, GOST, BSW **US$0.0012 – 0.006**MOQ 10,000 pieces **US$0.46 – 1.20**MOQ 50 piecesGet a quote[WA](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Brass%20Knurled%20Threaded%20Insert%20for%20Plastic%20Heat%20Set%20Insert%20Nut%20M3-M6%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fbrass-knurled-threaded-insert-for-plastic-heat-set-insert-nut-m3-m6%2F)