--- title: "RoHS Brass Threaded Inserted Nut Square Head M3.5 4D004A" description: "RoHS Brass Threaded Inserted Nut Square Head M3.5 4D004A — Thread Repair & Solid Threaded Inserts. MOQ 50,000 pieces, US$0.018 – 0.036." url: https://engineeringhardware.com/product/rohs-brass-threaded-inserted-nut-square-head-m3-5-4d004a/ source: Engineering Hardware & Fasteners --- # RoHS Brass Threaded Inserted Nut Square Head M3.5 4D004A [![RoHS Brass Threaded Inserted Nut Square Head M3.5 4D004A](https://img.engineeringhardware.com/RoHS-Brass-Threaded-Inserted-Nut-Square-Head-M3-5-4D004A.webp)](https://img.engineeringhardware.com/RoHS-Brass-Threaded-Inserted-Nut-Square-Head-M3-5-4D004A.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/rohs-brass-threaded-inserted-nut-square-head-m3-5-4d004a.md) Model no. **4D004A** US$0.018 – 0.036 / piece MOQ 50,000 pieces · Final price confirmed in your quote - **Material:** Brass - **Head Style:** Square - **Standard:** DIN, ANSI, GB, JIS, GOST, BSW - **Grade:** 4.8 - **Finish:** Natural/Acid Washing - **Color:** Yellow Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20RoHS%20Brass%20Threaded%20Inserted%20Nut%20Square%20Head%20M3.5%204D004A%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Frohs-brass-threaded-inserted-nut-square-head-m3-5-4d004a%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 | Brass | | Type | Square Head | | Model NO. | 4D004A | | Connection | Common Bolt | | Head Style | Square | | Standard | DIN, ANSI, GB, JIS, GOST, BSW | | Grade | 4.8 | | Finish | Natural/Acid Washing | | Certifications | ISO9001 ISO14001 RoHS Reach | | Screw Assembly | as Per Customer's Requirement | | Color | Yellow | | Transport Package | 10000PCS/Carton | | Specification | 24*22*12CM | | Origin | Shunde | | Production Capacity | 10, 000 PCS/Day | | Category | [Thread Repair & Solid Threaded Inserts](https://engineeringhardware.com/fastener-products/threaded-inserts-clinch-fasteners/thread-repair-solid-threaded-inserts/) | ## Technical parameters | Material | Brass C3604 | | --- | --- | | Finished | Natural/Acid washing | | Dimension | OEM, customized as per your drawing or design | | Certificate | ISO9001,ISO14001,ROHS,REACH | ## Description RoHS Brass Threaded Inserted Nut Square Head M3.5 4D004A is part of our thread repair & solid threaded inserts range (Threaded Inserts & Clinch Fasteners). ### Key details - **Type:** Square Head - **Standard:** DIN, ANSI, GB, JIS, GOST, BSW - **Material:** Brass - **Grade:** 4.8 - **Head Style:** Square - **Finish:** Natural/Acid Washing - **Connection:** Common Bolt - **Certifications:** ISO9001 ISO14001 RoHS Reach Available configurations include material, head style, standard, grade and finish. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request. ### Ordering through Engineering Hardware & Fasteners Minimum order is 50,000 pieces at US$0.018 – 0.036 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 RoHS Brass Threaded Inserted Nut Square Head M3.5 4D004A? The listed minimum order is 50,000 pieces, at US$0.018 – 0.036 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 RoHS Brass Threaded Inserted Nut Square Head M3.5 4D004A? Type: Square Head; Standard: DIN, ANSI, GB, JIS, GOST, BSW; Material: Brass; Grade: 4.8; Head Style: Square; Finish: Natural/Acid Washing. The full specification table and any technical parameter tables are listed on this page. ### Can this product be customized (OEM)? Listed configurations include material, head style, standard, grade and finish. 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/) [![ANSI JIS GOST Standard Hexagon Nut with Fine Thread Nylon Insert](https://img.engineeringhardware.com/ANSI-JIS-GOST-Standard-Hexagon-Nut-with-Fine-Thread-Nylon-Insert.webp)](https://engineeringhardware.com/product/ansi-jis-gost-standard-hexagon-nut-with-fine-thread-nylon-insert/) Thread Repair & Solid Threaded Inserts ### [ANSI JIS GOST Standard Hexagon Nut with Fine Thread Nylon Insert](https://engineeringhardware.com/product/ansi-jis-gost-standard-hexagon-nut-with-fine-thread-nylon-insert/) Hexagon Head · DIN, ANSI, GB, JIS, GOST, BSW **US$0.012 – 0.14**MOQ 200 pieces [![Color Zinc Hex Flange Wood Insert Nut Furniture Internal Threaded Bushing Nut](https://img.engineeringhardware.com/Color-Zinc-Hex-Flange-Wood-Insert-Nut-Furniture-Internal-Threaded-Bushing-Nut.webp)](https://engineeringhardware.com/product/color-zinc-hex-flange-wood-insert-nut-furniture-internal-threaded-bushing-nut/) Thread Repair & Solid Threaded Inserts ### [Color Zinc Hex Flange Wood Insert Nut Furniture Internal Threaded Bushing Nut](https://engineeringhardware.com/product/color-zinc-hex-flange-wood-insert-nut-furniture-internal-threaded-bushing-nut/) Hexagon Head With Flange · DIN, ANSI, GB, JIS **US$0.012 – 0.096**MOQ 1,000 pieces [![11IR ISO PVD Coated Carbide Internal Thread Insert](https://img.engineeringhardware.com/11IR-ISO-PVD-Coated-Carbide-Internal-Thread-Insert.webp)](https://engineeringhardware.com/product/11ir-iso-pvd-coated-carbide-internal-thread-insert/) Thread Repair & Solid Threaded Inserts ### [11IR ISO PVD Coated Carbide Internal Thread Insert](https://engineeringhardware.com/product/11ir-iso-pvd-coated-carbide-internal-thread-insert/) Indexable Inserts · Internal Metric Thread Turning **US$1.79 – 2.16**MOQ 1 piece [![Fine Thread Heli Coils Insert G188 Threaded Inserts for Machinery](https://img.engineeringhardware.com/Fine-Thread-Heli-Coils-Insert-G188-Threaded-Inserts-for-Machinery.webp)](https://engineeringhardware.com/product/fine-thread-heli-coils-insert-g188-threaded-inserts-for-machinery/) Thread Repair & Solid Threaded Inserts ### [Fine Thread Heli Coils Insert G188 Threaded Inserts for Machinery](https://engineeringhardware.com/product/fine-thread-heli-coils-insert-g188-threaded-inserts-for-machinery/) Round Head · DIN, ANSI, GB, JIS, BSW, GOST **US$0.0036 – 0.012**MOQ 10,000 pieces [![SS304 Slotted Self Tapping Inserts Nut with Thread Insert](https://img.engineeringhardware.com/SS304-Slotted-Self-Tapping-Inserts-Nut-with-Thread-Insert.webp)](https://engineeringhardware.com/product/ss304-slotted-self-tapping-inserts-nut-with-thread-insert/) Thread Repair & Solid Threaded Inserts ### [SS304 Slotted Self Tapping Inserts Nut with Thread Insert](https://engineeringhardware.com/product/ss304-slotted-self-tapping-inserts-nut-with-thread-insert/) Nut · DIN, ANSI, GB, JIS, GOST, BSW **US$0.12 – 0.60**MOQ 1,000 pieces [![M2m3m4m5m6m8 Hot Selling Product Threaded Inserts Fastener Wholesale Insert](https://img.engineeringhardware.com/M2m3m4m5m6m8-Hot-Selling-Product-Threaded-Inserts-Fastener-Wholesale-Insert.webp)](https://engineeringhardware.com/product/m2m3m4m5m6m8-hot-selling-product-threaded-inserts-fastener-wholesale-insert/) Thread Repair & Solid Threaded Inserts ### [M2m3m4m5m6m8 Hot Selling Product Threaded Inserts Fastener Wholesale Insert](https://engineeringhardware.com/product/m2m3m4m5m6m8-hot-selling-product-threaded-inserts-fastener-wholesale-insert/) Common · Stainless Steel **US$0.06 – 0.12**MOQ 1 piece [![Custom CNC Parts Threaded Insert M6 Red Loctite Slotted Insert Nut](https://img.engineeringhardware.com/Custom-CNC-Parts-Threaded-Insert-M6-Red-Loctite-Slotted-Insert-Nut.webp)](https://engineeringhardware.com/product/custom-cnc-parts-threaded-insert-m6-red-loctite-slotted-insert-nut/) Thread Repair & Solid Threaded Inserts ### [Custom CNC Parts Threaded Insert M6 Red Loctite Slotted Insert Nut](https://engineeringhardware.com/product/custom-cnc-parts-threaded-insert-m6-red-loctite-slotted-insert-nut/) Insert Nut · DIN, GB, Per Customers' Desire **US$0.096 – 0.14**MOQ 20,000 pieces [![Carbon Steel Galvanized Blue-White Zinc Threaded Insert Nut Spark Plug Insert Flange Thread Insert Nut](https://img.engineeringhardware.com/Carbon-Steel-Galvanized-Blue-White-Zinc-Threaded-Insert-Nut-Spark-Plug-Insert-Flange-Thread-Insert-Nut.webp)](https://engineeringhardware.com/product/carbon-steel-galvanized-blue-white-zinc-threaded-insert-nut-spark-plug-insert-flange/) Thread Repair & Solid Threaded Inserts ### [Carbon Steel Galvanized Blue-White Zinc Threaded Insert Nut Spark Plug Insert Flange Thread Insert Nut](https://engineeringhardware.com/product/carbon-steel-galvanized-blue-white-zinc-threaded-insert-nut-spark-plug-insert-flange/) Hexagon Head · DIN, ANSI, GB, JIS, GOST, BSW, ISO **US$0.012 – 0.12**MOQ 300 kilograms **US$0.018 – 0.036**MOQ 50,000 piecesGet a quote[WA](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20RoHS%20Brass%20Threaded%20Inserted%20Nut%20Square%20Head%20M3.5%204D004A%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Frohs-brass-threaded-inserted-nut-square-head-m3-5-4d004a%2F)