--- title: "High Quality Carbon Steel Lock Nuts" description: "High Quality Carbon Steel Lock Nuts — Nylon-Insert & All-Metal Lock Nuts. Standard: ISO. MOQ 1,000 pieces, US$0.12 – 1.20." url: https://engineeringhardware.com/product/high-quality-carbon-steel-lock-nuts/ source: Engineering Hardware & Fasteners --- # High Quality Carbon Steel Lock Nuts [![High Quality Carbon Steel Lock Nuts](https://img.engineeringhardware.com/High-Quality-Carbon-Steel-Lock-Nuts.webp)](https://img.engineeringhardware.com/High-Quality-Carbon-Steel-Lock-Nuts.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/high-quality-carbon-steel-lock-nuts.md) Model no. **DIN985** US$0.12 – 1.20 / piece MOQ 1,000 pieces · Final price confirmed in your quote - **Finish:** Zinc/Black Plated/HDG - **Standard:** ISO Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20High%20Quality%20Carbon%20Steel%20Lock%20Nuts%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fhigh-quality-carbon-steel-lock-nuts%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. | DIN985 | | --- | --- | | Product Name | Hex Nut | | Measurement System | Metric | | Finish | Zinc/Black Plated/HDG | | Application | General Industry | | Origin | Zhejiang, China | | Production Capacity | 100000 Piece/Pieces Per Month | | Customization | Available | | Standard | ISO | | System of Measurement | Metric | | Category | [Nylon-Insert & All-Metal Lock Nuts](https://engineeringhardware.com/fastener-products/nuts/nylon-insert-all-metal-lock-nuts/) | ## Technical parameters | item | value | | --- | --- | | Finish | Zinc | | Measurement system | Metric | | Application | General Industry | | Place of Origin | China | | | Zhejiang | | Model Number | DIN985 | | Standard | ISO | | Product name | Hex Nut | | Standard | ISO | | System of Measurement | Metric | | Finish | ZINC/Black Plated/HDG | ## Description High Quality Carbon Steel Lock Nuts is part of our nylon-insert & all-metal lock nuts range (Nuts). ### Key details - **Standard:** ISO - **Finish:** Zinc/Black Plated/HDG - **Application:** General Industry - **Product Name:** Hex Nut - **Measurement System:** Metric - **System of Measurement:** Metric Available configurations include finish and standard. 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$0.12 – 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 High Quality Carbon Steel Lock Nuts? The listed minimum order is 1,000 pieces, at US$0.12 – 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. ### What are the main specifications of High Quality Carbon Steel Lock Nuts? Standard: ISO; Finish: Zinc/Black Plated/HDG; Application: General Industry; Product Name: Hex Nut; Measurement System: Metric; System of Measurement: Metric. The full specification table and any technical parameter tables are listed on this page. ### Can this product be customized (OEM)? Listed configurations include finish 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 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/) [![Durable Brass Hex Flange Lock Nuts for Machinery Equipment](https://img.engineeringhardware.com/Durable-Brass-Hex-Flange-Lock-Nuts-for-Machinery-Equipment.webp)](https://engineeringhardware.com/product/durable-brass-hex-flange-lock-nuts-for-machinery-equipment/) Nylon-Insert & All-Metal Lock Nuts ### [Durable Brass Hex Flange Lock Nuts for Machinery Equipment](https://engineeringhardware.com/product/durable-brass-hex-flange-lock-nuts-for-machinery-equipment/) Hexagon Head · DIN, ANSI, GB, JIS, GOST, BSW **US$0.036 – 0.06**MOQ 10,000 pieces [![DIN 980 Self Locking Nut Stainless Steel 304 316 Hex Lock 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