--- title: "Premium Hex Nuts 276 and 400 for Reliable Performance" description: "Premium Hex Nuts 276 and 400 for Reliable Performance — Hex & Other Standard Nuts. MOQ 1,000 pieces, US$0.60 – 1.20." url: https://engineeringhardware.com/product/premium-hex-nuts-276-and-400-for-reliable-performance/ source: Engineering Hardware & Fasteners --- # Premium Hex Nuts 276 and 400 for Reliable Performance [![Premium Hex Nuts 276 and 400 for Reliable Performance](https://img.engineeringhardware.com/Premium-Hex-Nuts-276-and-400-for-Reliable-Performance.webp)](https://img.engineeringhardware.com/Premium-Hex-Nuts-276-and-400-for-Reliable-Performance.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/premium-hex-nuts-276-and-400-for-reliable-performance.md) Model no. **N10276** | **US$1.20**1,000–4,999 pieces | **US$0.60**5,000+ pieces | | --- | --- | MOQ 1,000 pieces · Final price confirmed in your quote - **Material:** High Strength Steel - **Head Style:** Hexagonal - **Standard:** DIN, GB, ISO, ASTM, ASME - **Grade:** 12.9 - **OEM Custom:** Yes - **ODM Custom:** Yes - **Thread:** Metric, Unc and Unf; Coarse/Fine Thread - **Surface Finish:** Plain, Passivated, Polished, Black Oxide Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Premium%20Hex%20Nuts%20276%20and%20400%20for%20Reliable%20Performance%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fpremium-hex-nuts-276-and-400-for-reliable-performance%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 | High Strength Steel | | Type | Hexagon Head | | Model NO. | N10276 | | Connection | Common Bolt | | Head Style | Hexagonal | | Standard | DIN, GB, ISO, ASTM, ASME | | Grade | 12.9 | | Product Name | Hex Nuts | | Keywords | Nuts | | Feature | High Corrosion and Temperature Resistance | | Usage | Marine, Power Generation, Pressure Vessels, | | OEM Custom | Yes | | ODM Custom | Yes | | Package | Carton+Pallet | | Thread | Metric, Unc and Unf; Coarse/Fine Thread | | Surface Finish | Plain, Passivated, Polished, Black Oxide | | Transport Package | Standard Packaging or Customized | | Specification | Standard Specifications or Customized | | Origin | Jiangsu, China | | HS Code | 7318160000 | | Production Capacity | 50000/Year | | Package Size | 20.00cm * 20.00cm * 20.00cm | | Package Gross Weight | 1.000kg | | Lead Time | 20 days (1 - 10000 Pieces) To be negotiated ( > 10000 Pieces) | | Available Materials | 304, 304L, 316, 316L, 316Ti, 321, 347, 2205, 2507, S32760, 254SMO, 904L, Monel 400, Monel K500, Inconel 600, 601, 625, 690, 718, Incoloy 800, 800H, 800HT, 825, Hastelloy C276, C22, B2, B3, Alloy 20, N08028, 926, N08367, etc. | | Ideal For Heavy-Duty Industries | Petrochemical, Oil & Gas, Chemical Processing, Marine, Power Generation, And Securing Critical Equipment Like Pressure Vessels, Valves, Pumps, And Heat Exchangers. | | Materials | Hastelloy, Inconel, Incoloy, Monel, and Super Duplex Steel, with custom grades on request. | | Category | [Hex & Other Standard Nuts](https://engineeringhardware.com/fastener-products/nuts/hex-other-standard-nuts/) | ## Technical parameters | TECHNICAL PARAMETERS | | | --- | --- | | Product Name | Hex Nut | | Main Functions | Securely Fastens Mating Bolts Or Studs. Custom-Matched To The Bolt'S Geometry To Ensure A Perfect Fit, Prevent Loosening, And Provide Maximum Holding Power In Extreme Environments. | | Core Applications | Ideal For Heavy-Duty Industries: Petrochemical, Oil & Gas, Chemical Processing, Marine, Power Generation, And Securing Critical Equipment Like Pressure Vessels, Valves, Pumps, And Heat Exchangers. | | Performance | High Temperature Resistance | | High Corrosion Resistance | | | Quality & Inspection | We Strictly Follow Your Required Tolerances, Markings, Inspection Standards, And Document Requirements To Ensure 100% Project Compliance. | | Color & Finish | Natural Metallic Finish Based On The Selected Alloy | | Standard | Customer Drawing Or DIN, ISO, ASTM, ASME, GB | | Thread | Metric, UNC And UNF; Coarse/Fine Thread; Full Or Partial Thread | | Surface Finish | Plain, Passivated, Polished, Black Oxide Or PTFE Coated, As Required | ## Description Premium Hex Nuts 276 and 400 for Reliable Performance is part of our hex & other standard nuts range (Nuts). ### Key details - **Type:** Hexagon Head - **Standard:** DIN, GB, ISO, ASTM, ASME - **Material:** High Strength Steel - **Grade:** 12.9 - **Thread:** Metric, Unc and Unf; Coarse/Fine Thread - **Head Style:** Hexagonal - **Connection:** Common Bolt - **Product Name:** Hex Nuts Available configurations include material, head style, standard, grade and oem custom. 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$0.60 – 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 Premium Hex Nuts 276 and 400 for Reliable Performance? The listed minimum order is 1,000 pieces, at US$0.60 – 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 1,000–4,999 pieces; US$0.60 for 5,000+ pieces. Final prices depend on size, material, finish and packing and are confirmed in your quote. ### What are the main specifications of Premium Hex Nuts 276 and 400 for Reliable Performance? Type: Hexagon Head; Standard: DIN, GB, ISO, ASTM, ASME; Material: High Strength Steel; Grade: 12.9; Thread: Metric, Unc and Unf; Coarse/Fine Thread; Head Style: Hexagonal. 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 oem custom. 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/) [![Carbon Steel Hexagonal Welding Nut Hexagonal Spot Welding Nut](https://img.engineeringhardware.com/Carbon-Steel-Hexagonal-Welding-Nut-Hexagonal-Spot-Welding-Nut.webp)](https://engineeringhardware.com/product/carbon-steel-hexagonal-welding-nut-hexagonal-spot-welding-nut/) Hex & Other Standard Nuts ### [Carbon Steel Hexagonal Welding Nut Hexagonal Spot Welding Nut](https://engineeringhardware.com/product/carbon-steel-hexagonal-welding-nut-hexagonal-spot-welding-nut/) Hexagon Head · GB **US$0.0816 – 0.084**MOQ 100,000 pieces [![Stainless Steel Hex Thin Reduced Height Thread 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