--- title: "Lightweight Design OEM ODM Custom Flange Metal Insert Self Locking Nut" description: "Lightweight Design OEM ODM Custom Flange Metal Insert Self Locking Nut — Hex & Other Standard Nuts. MOQ 1,000 pieces, US$0.012 – 0.60." url: https://engineeringhardware.com/product/lightweight-design-oem-odm-custom-flange-metal-insert-self-locking-nut/ source: Engineering Hardware & Fasteners --- # Lightweight Design OEM ODM Custom Flange Metal Insert Self Locking Nut [![Lightweight Design OEM ODM Custom Flange Metal Insert Self Locking Nut](https://img.engineeringhardware.com/Lightweight-Design-OEM-ODM-Custom-Flange-Metal-Insert-Self-Locking-Nut.webp)](https://img.engineeringhardware.com/Lightweight-Design-OEM-ODM-Custom-Flange-Metal-Insert-Self-Locking-Nut.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/lightweight-design-oem-odm-custom-flange-metal-insert-self-locking-nut.md) Model no. **Self Locking Flange Nut** US$0.012 – 0.60 / piece MOQ 1,000 pieces · Final price confirmed in your quote - **Head Style:** Hexagonal - **Standard:** DIN, ANSI, GB, JIS, GOST, BSW - **Grade:** 8.8 - **Thread Nominal (M):** M2 M2.5 M3 M4 M5 M6 M8 M10 - **Pitch (P):** 0.4 - 1.5 - **Length of Opposite Sides:** 4.24 - 35.5 mm - **Surface:** Primary Color - **OEM & ODM Custom:** Accept Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Lightweight%20Design%20OEM%20ODM%20Custom%20Flange%20Metal%20Insert%20Self%20Locking%20Nut%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Flightweight-design-oem-odm-custom-flange-metal-insert-self-locking-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 | Model NO. | Self Locking Flange Nut | | --- | --- | | Connection | Common Bolt | | Head Style | Hexagonal | | Standard | DIN, ANSI, GB, JIS, GOST, BSW | | Grade | 8.8 | | Product Name | Self-Locking Nuts | | Keywords | Non Standard Fastener | | Thread Nominal (M) | M2 M2.5 M3 M4 M5 M6 M8 M10 | | Pitch (P) | 0.4 - 1.5 | | Thickness | 1.6 -7.5 mm | | Length of Opposite Sides | 4.24 - 35.5 mm | | Surface | Primary Color | | Packaging | Plastic Bag / Paper Box | | MOQ | 10000PCS | | Sample | Accept | | OEM & ODM Custom | Accept | | Logo Custom | Accept | | Transport Package | Standard Shipping Packaging or Customized | | Specification | Standard Specifications Or Customized | | Origin | Zhejiang, China | | Production Capacity | 5000000 PCS/Year | | Customization | Available | | Material | Stainless Steel | | Type | Hexagon Head | | Shipping Cost | Contact the supplier about freight and estimated delivery time. | | Copper nut | good conductivity. | | Aluminum nut | light and corrosion resistant. | | Galvanized nut | improves corrosion resistance. | | Nickel-plated nut | improves aesthetics and corrosion resistance. | | Blackened nut | improves corrosion resistance and aesthetics. | | Carbon steel | the most common material, with good strength and wear resistance, suitable for most conventional applications. | | Stainless steel | has excellent corrosion resistance and is suitable for humid or corrosive environments. | | Alloy steel | has higher strength and hardness, suitable for high load and high-stress occasions. | | Copper | has good electrical and thermal conductivity, suitable for electrical and electronic equipment. | | Aluminum | lightweight, corrosion resistant, suitable for aviation and automotive industries. | | Plastic | lightweight, corrosion resistant, suitable for light load and non-metallic connections. | | Material preparation | select the appropriate material, and cut and form it. | | Cold heading | press the material into the preliminary shape of the nut through a cold heading machine. | | Thread processing | use a threading machine or a tapping machine to process the thread inside the nut. | | Heat treatment | Heat treatment is performed on the nuts to improve their hardness and strength. | | Surface treatment | Surface treatments such as galvanizing, nickel plating, and blackening are performed to improve the corrosion resistance and aesthetics of the nuts. | | Quality inspection | The nuts are inspected for size, thread accuracy, hardness, etc. to ensure that they meet the standards. | | Raw material procurement | Purchase the corresponding raw materials according to the material requirements of the nuts. | | Material cutting | Cut the raw materials into sizes suitable for processing. | | Packaging and delivery | Qualified nuts are packaged and shipped to customers. | | Category | [Hex & Other Standard Nuts](https://engineeringhardware.com/fastener-products/nuts/hex-other-standard-nuts/) | ## Technical parameters | Product Information | | | --- | --- | | Name | Self-Locking Nuts | | Standard | National Standard | | Material | Stainless Steel | | Surface | Primary Color | | Packaging | Plastic Bag / Paper Box | | Nominal Diameter | Pitch | dk | k | L | t | | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | d | P | max | min | max | min | max | min | min | | M2 | 0.4 | 4 | 3.7 | 1.6 | 1.46 | 4.24 | 3.76 | X | | M2.5 | 0.45 | 5 | 4.7 | 2.1 | 1.96 | 4.2 | 3.8 | X | | M3 | 0.5 | 6.1 | 5.7 | 2.4 | 2.2 | 4 | 3.8 | X | | M4 | 0.7 | 8.1 | 7.7 | 2.9 | 2.7 | 6 | 5.8 | X | | M5 | 0.8 | 9.5 | 9.14 | 3.7 | 3.52 | 6.2 | 5.6 | X | | M6 | 1 | 12 | 11.6 | 4.3 | 4 | 10 | 9.8 | X | | M8 | 1.25 | 16 | 15.57 | 6 | 5.7 | 16.35 | 15.65 | X | | M10 | 1.5 | 20 | 19.48 | 7.5 | 7.14 | 35.5 | 34.5 | X | | The Above Data Is A Single Batch Of Manual Measurement Data, There Is A Certain Error, Please Be Careful If You Mind Unit: Mm | | | | | | | | | | Specifications | Thread Nominal (M) | Thickness | Length Of Opposite Sides | Pitch | | --- | --- | --- | --- | --- | | M3 | M3 | 3 | 5.5 | 0.5 | | M4 | M4 | 3.2 | 7 | 0.7 | | M5 | M5 | 4 | 8 | 0.8 | | M6 | M6 | 5 | 10 | 1 | | M8 | M8 | 6.5 | 13 | 1.25 | | M10 | M10 | 8 | 17 | 1.5 | | M12 | M12 | 10 | 19 | 1.75 | | M16 | M16 | 13 | 24 | 2 | | M20 | M20 | 16.9 | 30 | 2.5 | ## Description Lightweight Design OEM ODM Custom Flange Metal Insert Self Locking Nut is part of our hex & other standard nuts range (Nuts). ### Key details - **Type:** Hexagon Head - **Standard:** DIN, ANSI, GB, JIS, GOST, BSW - **Material:** Stainless Steel - **Grade:** 8.8 - **Head Style:** Hexagonal - **Connection:** Common Bolt - **Product Name:** Self-Locking Nuts - **Keywords:** Non Standard Fastener Available configurations include head style, standard, grade, thread nominal (m) and pitch (p). 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$0.012 – 0.60 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 Lightweight Design OEM ODM Custom Flange Metal Insert Self Locking Nut? The listed minimum order is 1,000 pieces, at US$0.012 – 0.60 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 Lightweight Design OEM ODM Custom Flange Metal Insert Self Locking Nut? Type: Hexagon Head; Standard: DIN, ANSI, GB, JIS, GOST, BSW; Material: Stainless Steel; Grade: 8.8; Head Style: Hexagonal; Connection: Common Bolt. The full specification table and any technical parameter tables are listed on this page. ### Can this product be customized (OEM)? Listed configurations include head style, standard, grade, thread nominal (m) and pitch (p). 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 & 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 Hex & Other Standard Nuts →](https://engineeringhardware.com/fastener-products/nuts/hex-other-standard-nuts/) [![DIN 1804 Slotted Round Nuts for Hook Spanner, ISO Metric Fine Thread Made in China](https://img.engineeringhardware.com/DIN-1804-Slotted-Round-Nuts-for-Hook-Spanner-ISO-Metric-Fine-Thread-Made-in-China.webp)](https://engineeringhardware.com/product/din-1804-slotted-round-nuts-for-hook-spanner-iso-metric-fine-thread-made-in-china/) Hex & Other Standard Nuts ### [DIN 1804 Slotted Round Nuts for Hook Spanner, ISO Metric Fine Thread Made in China](https://engineeringhardware.com/product/din-1804-slotted-round-nuts-for-hook-spanner-iso-metric-fine-thread-made-in-china/) Round Head · DIN, ANSI, GB, JIS, GOST, BSW **US$0.0012 – 0.006**MOQ 10,000 pieces [![Customized Colorful Nut Aluminum Wheel Lug Nuts 10 X 1.25 Flat Seat Gold Anodize](https://img.engineeringhardware.com/Customized-Colorful-Nut-Aluminum-Wheel-Lug-Nuts-10-X-1-25-Flat-Seat-Gold-Anodize.webp)](https://engineeringhardware.com/product/customized-colorful-nut-aluminum-wheel-lug-nuts-10-x-1-25-flat-seat-gold-anodize/) Hex & Other Standard Nuts ### [Customized Colorful Nut Aluminum Wheel Lug Nuts 10 X 1.25 Flat Seat Gold Anodize](https://engineeringhardware.com/product/customized-colorful-nut-aluminum-wheel-lug-nuts-10-x-1-25-flat-seat-gold-anodize/) Hexagon Head · Customized **US$0.006 – 0.012**MOQ 1,000 pieces [![Wheel Nut Cover for Truck Tire Plasitc with Chromeplate Thread Inside](https://img.engineeringhardware.com/Wheel-Nut-Cover-for-Truck-Tire-Plasitc-with-Chromeplate-Thread-Inside.webp)](https://engineeringhardware.com/product/wheel-nut-cover-for-truck-tire-plasitc-with-chromeplate-thread-inside/) Hex & Other Standard Nuts ### [Wheel Nut Cover for Truck Tire Plasitc with Chromeplate Thread Inside](https://engineeringhardware.com/product/wheel-nut-cover-for-truck-tire-plasitc-with-chromeplate-thread-inside/) 1year · Cold Forging,Hot Forging,Machining **US$0.34 – 0.60**MOQ 1,000 pieces [![High-Quality CNC Machined Customized Nuts Direct From Manufacturer](https://img.engineeringhardware.com/High-Quality-CNC-Machined-Customized-Nuts-Direct-From-Manufacturer.webp)](https://engineeringhardware.com/product/high-quality-cnc-machined-customized-nuts-direct-from-manufacturer/) Hex & Other Standard Nuts ### [High-Quality CNC Machined Customized Nuts Direct From Manufacturer](https://engineeringhardware.com/product/high-quality-cnc-machined-customized-nuts-direct-from-manufacturer/) GB · Stainless Steel,Alloy Steel,Carbon Steel etc. **US$1.20 – 3.60**MOQ 100 pieces [![Titanium Hex Nut DIN 934 Gr5 for Aerospace and Marine](https://img.engineeringhardware.com/Titanium-Hex-Nut-DIN-934-Gr5-for-Aerospace-and-Marine.webp)](https://engineeringhardware.com/product/titanium-hex-nut-din-934-gr5-for-aerospace-and-marine/) Hex & Other Standard Nuts ### [Titanium Hex Nut DIN 934 Gr5 for Aerospace and Marine](https://engineeringhardware.com/product/titanium-hex-nut-din-934-gr5-for-aerospace-and-marine/) Hexagon Head · DIN, GB, JIS, GOST, Standard, Nonstandard **US$0.71**MOQ 1,000 pieces [![Customized 304 Stainless Steel Flange Nylon Anti-Loosening Self-Locking Nuts Are Used for Fasteners](https://img.engineeringhardware.com/Customized-304-Stainless-Steel-Flange-Nylon-Anti-Loosening-Self-Locking-Nuts-Are-Used-for-Fasteners.webp)](https://engineeringhardware.com/product/customized-304-stainless-steel-flange-nylon-anti-loosening-self-locking-nuts-are/) Hex & Other Standard Nuts ### [Customized 304 Stainless Steel Flange Nylon Anti-Loosening Self-Locking Nuts Are Used for Fasteners](https://engineeringhardware.com/product/customized-304-stainless-steel-flange-nylon-anti-loosening-self-locking-nuts-are/) Hexagon Head · DIN, ANSI, GB, JIS, GOST, BSW **US$0.012 – 1.20**MOQ 1 piece [![Imperial Metric Flare Nut Brass 1/2″Bsp 20flare Nut Brass Heat Insert Brass Nut Brass Hex Nut M12 Hex Nut M8 Hex Nut Price Steel Hex Nut](https://img.engineeringhardware.com/Imperial-Metric-Flare-Nut-Brass-1-2-Bsp-20flare-Nut-Brass-Heat-Insert-Brass-Nut-Brass-Hex-Nut-M12-Hex-Nut-M8-Hex-Nut-Price-Steel-Hex-Nut.webp)](https://engineeringhardware.com/product/imperial-metric-flare-nut-brass-1-2-bsp-20flare-nut-brass-heat-insert-brass-nut/) Hex & Other Standard Nuts ### [Imperial Metric Flare Nut Brass 1/2″Bsp 20flare Nut Brass Heat Insert Brass Nut Brass Hex Nut M12 Hex Nut M8 Hex Nut Price Steel Hex Nut](https://engineeringhardware.com/product/imperial-metric-flare-nut-brass-1-2-bsp-20flare-nut-brass-heat-insert-brass-nut/) Hexagon Head · DIN, GB, ANSI, JIS **US$0.60 – 1.08**MOQ 10 pieces [![Heavy-Duty Zinc-Plated Steel Hex Nuts for Pipe Fittings](https://img.engineeringhardware.com/Heavy-Duty-Zinc-Plated-Steel-Hex-Nuts-for-Pipe-Fittings.webp)](https://engineeringhardware.com/product/heavy-duty-zinc-plated-steel-hex-nuts-for-pipe-fittings/) Hex & Other Standard Nuts ### [Heavy-Duty Zinc-Plated Steel Hex Nuts for Pipe Fittings](https://engineeringhardware.com/product/heavy-duty-zinc-plated-steel-hex-nuts-for-pipe-fittings/) Hexagon Head · GB, ISO **US$0.024 – 0.036**MOQ 10,000 pieces **US$0.012 – 0.60**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%20Lightweight%20Design%20OEM%20ODM%20Custom%20Flange%20Metal%20Insert%20Self%20Locking%20Nut%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Flightweight-design-oem-odm-custom-flange-metal-insert-self-locking-nut%2F)