--- title: "Fastener Customized Stainless Steel Hexagon Nut Insert Lock Nut Coupling Nut" description: "Fastener Customized Stainless Steel Hexagon Nut Insert Lock Nut Coupling Nut — Nylon-Insert & All-Metal Lock Nuts. MOQ 10,000 pieces, US$0.18 – 12.00." url: https://engineeringhardware.com/product/fastener-customized-stainless-steel-hexagon-nut-insert-lock-nut-coupling-nut/ source: Engineering Hardware & Fasteners --- # Fastener Customized Stainless Steel Hexagon Nut Insert Lock Nut Coupling Nut [![Fastener Customized Stainless Steel Hexagon Nut Insert Lock Nut Coupling Nut](https://img.engineeringhardware.com/Fastener-Customized-Stainless-Steel-Hexagon-Nut-Insert-Lock-Nut-Coupling-Nut.webp)](https://img.engineeringhardware.com/Fastener-Customized-Stainless-Steel-Hexagon-Nut-Insert-Lock-Nut-Coupling-Nut.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Nuts › Nylon-Insert & All-Metal Lock Nuts](https://engineeringhardware.com/fastener-products/nuts/nylon-insert-all-metal-lock-nuts/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/fastener-customized-stainless-steel-hexagon-nut-insert-lock-nut-coupling-nut.md) Model no. **NUT-12** US$0.18 – 12.00 / piece MOQ 10,000 pieces · Final price confirmed in your quote - **Material:** Stainless Steel - **Head Style:** Round - **Standard:** DIN, ANSI, GB, JIS - **Size:** 1" to 4" Available - **Finish:** Galvanized or Black - **Surface Finishing:** Zinc Plated Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Fastener%20Customized%20Stainless%20Steel%20Hexagon%20Nut%20Insert%20Lock%20Nut%20Coupling%20Nut%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Ffastener-customized-stainless-steel-hexagon-nut-insert-lock-nut-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 | | --- | --- | | Material | Stainless Steel | | Type | Hexagon Head | | Model NO. | NUT-12 | | Connection | Common Bolt | | Head Style | Round | | Standard | DIN, ANSI, GB, JIS | | Size | 1" to 4" Available | | Finish | Galvanized or Black | | Delivery | Within 30 Days | | Usage | Home, Building Material, Industry etc | | Surface Finishing | Zinc Plated | | Performance | Eco-Friendly | | Transport Package | in Carton | | Specification | 1" to 4" | | Origin | Zhejiang, China (Mainland) | | Production Capacity | 3000 Ctns/Month | | Measurement system | Metric, Imperial (Inch) | | Application | Heavy Industry | | Place of Origin | Guangdong, China | | Name | Hex nut | | Category | [Nylon-Insert & All-Metal Lock Nuts](https://engineeringhardware.com/fastener-products/nuts/nylon-insert-all-metal-lock-nuts/) | ## Technical parameters | Finish: | Black Oxide, galvanized | Measurement system: | Metric, Imperial (Inch) | | --- | --- | --- | --- | | Application: | Heavy Industry | Brand Name: | OEM/ODM | | Place of Origin: | Guangdong, China | Standard: | DIN,ASME,ASNI,ISO | | Name: | Hex nut | Material: | Stainless steel | ## Description Fastener Customized Stainless Steel Hexagon Nut Insert Lock Nut Coupling Nut is part of our nylon-insert & all-metal lock nuts range (Nuts). ### Key details - **Type:** Hexagon Head - **Standard:** DIN, ANSI, GB, JIS - **Material:** Stainless Steel - **Size:** 1" to 4" Available - **Head Style:** Round - **Finish:** Galvanized or Black - **Connection:** Common Bolt - **Application:** Heavy Industry Available configurations include material, head style, standard, size and finish. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request. ### Ordering through Engineering Hardware & Fasteners Minimum order is 10,000 pieces at US$0.18 – 12.00 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 Fastener Customized Stainless Steel Hexagon Nut Insert Lock Nut Coupling Nut? The listed minimum order is 10,000 pieces, at US$0.18 – 12.00 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 Fastener Customized Stainless Steel Hexagon Nut Insert Lock Nut Coupling Nut? Type: Hexagon Head; Standard: DIN, ANSI, GB, JIS; Material: Stainless Steel; Size: 1" to 4" Available; Head Style: Round; Finish: Galvanized or Black. 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, size 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 nylon-insert & all-metal lock nuts are available? The Nylon-Insert & All-Metal Lock Nuts category lists 2,493 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/nuts/nylon-insert-all-metal-lock-nuts/](https://engineeringhardware.com/fastener-products/nuts/nylon-insert-all-metal-lock-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 Nylon-Insert & All-Metal Lock Nuts →](https://engineeringhardware.com/fastener-products/nuts/nylon-insert-all-metal-lock-nuts/) [![DIN980m SS304 Prevailing Torque Lock Nots Industrial Fasteners](https://img.engineeringhardware.com/DIN980m-SS304-Prevailing-Torque-Lock-Nots-Industrial-Fasteners.webp)](https://engineeringhardware.com/product/din980m-ss304-prevailing-torque-lock-nots-industrial-fasteners/) Nylon-Insert & All-Metal Lock Nuts ### [DIN980m SS304 Prevailing Torque Lock Nots Industrial Fasteners](https://engineeringhardware.com/product/din980m-ss304-prevailing-torque-lock-nots-industrial-fasteners/) Hexagon Head · DIN **US$0.012 – 0.36**MOQ 1,000 pieces [![No Standard DIN70852 Customized Slotted Locking Plate Groove Round Bearing Lock 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