--- title: "Automotive Fastener Assemblies Custom Double Hex Step Nut Tight Tolerance" description: "Automotive Fastener Assemblies Custom Double Hex Step Nut Tight Tolerance — Hex & Other Standard Nuts. Material: Steel. MOQ 20,000 pieces, US$0.096 – 0.16." url: https://engineeringhardware.com/product/automotive-fastener-assemblies-custom-double-hex-step-nut-tight-tolerance/ source: Engineering Hardware & Fasteners --- # Automotive Fastener Assemblies Custom Double Hex Step Nut Tight Tolerance [![Automotive Fastener Assemblies Custom Double Hex Step Nut Tight Tolerance](https://img.engineeringhardware.com/Automotive-Fastener-Assemblies-Custom-Double-Hex-Step-Nut-Tight-Tolerance.webp)](https://img.engineeringhardware.com/Automotive-Fastener-Assemblies-Custom-Double-Hex-Step-Nut-Tight-Tolerance.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/automotive-fastener-assemblies-custom-double-hex-step-nut-tight-tolerance.md) Model no. **300111** | **US$0.16**20,000–49,999 pieces | **US$0.096**50,000+ pieces | | --- | --- | MOQ 20,000 pieces · Final price confirmed in your quote - **Material:** Steel - **Standard:** DIN, GB, ISO, ANSI/ASTM, BS, Bsw, JIS etc. Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Automotive%20Fastener%20Assemblies%20Custom%20Double%20Hex%20Step%20Nut%20Tight%20Tolerance%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fautomotive-fastener-assemblies-custom-double-hex-step-nut-tight-tolerance%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 | | --- | --- | | After-sales Service | 24-Hour Online Support, on-Site Support Is Availab | | Warranty | 1 Year | | Model NO. | 300111 | | Type | Auto Fasteners | | Material | Steel | | Muffler Type | Other | | Deck | Other | | Certification | IATF 16949 | | Standard | DIN, GB, ISO, ANSI/ASTM, BS, Bsw, JIS etc. | | Service | OEM | | Application | Automobiles, Aviation, Railways, Refrigeration | | Transport Package | Carton Pallets | | Specification | M5*9.2*9.2 | | Origin | China | | Category | [Hex & Other Standard Nuts](https://engineeringhardware.com/fastener-products/nuts/hex-other-standard-nuts/) | ## Technical parameters | MST No. | 300111 | | --- | --- | | Name | Automotive Fastener Assemblies Custom Double Hex Step Nut Tight Tolerance | | Surface treatment | Dacromet silver gray, Dacromet black, Trivalent colored zinc, Trivalent black zinc, Trivalent blue zinc, Blackening, Zinc-nickel alloy natural color, Zinc-nickel alloy black, Natural passivation, Nickel plating, Natural rust-proof etc. | | Material | SWCH08A, SWCH10A, SWCH35K, SUS304, SWRCH22A etc. | | Standard | DIN, GB, ISO, ANSI/ASTM, BS, BSW, JIS etc. | | Certificate | IATF 16949 | | MOQ | 50000 | | Samples | Free | | Package | Bulk in master cartons, then on pallets, or according to customers' requirement. | | OEM | Product can be customized according to customer's drawings or samples. | ## Description Automotive Fastener Assemblies Custom Double Hex Step Nut Tight Tolerance is part of our hex & other standard nuts range (Nuts). ### Key details - **Type:** Auto Fasteners - **Standard:** DIN, GB, ISO, ANSI/ASTM, BS, Bsw, JIS etc. - **Material:** Steel - **Application:** Automobiles, Aviation, Railways, Refrigeration - **Certification:** IATF 16949 - **Warranty:** 1 Year - **Muffler Type:** Other - **Deck:** Other Available configurations include material and standard. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request. ### Ordering through Engineering Hardware & Fasteners Minimum order is 20,000 pieces at US$0.096 – 0.16 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 Automotive Fastener Assemblies Custom Double Hex Step Nut Tight Tolerance? The listed minimum order is 20,000 pieces, at US$0.096 – 0.16 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$0.16 for 20,000–49,999 pieces; US$0.096 for 50,000+ pieces. Final prices depend on size, material, finish and packing and are confirmed in your quote. ### What are the main specifications of Automotive Fastener Assemblies Custom Double Hex Step Nut Tight Tolerance? Type: Auto Fasteners; Standard: DIN, GB, ISO, ANSI/ASTM, BS, Bsw, JIS etc.; Material: Steel; Application: Automobiles, Aviation, Railways, Refrigeration; Certification: IATF 16949; Warranty: 1 Year. The full specification table and any technical parameter tables are listed on this page. ### Can this product be customized (OEM)? Listed configurations include material 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 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/) [![Natural Pumpkin Seed Nuts for Cereal and Trail Mix](https://img.engineeringhardware.com/Natural-Pumpkin-Seed-Nuts-for-Cereal-and-Trail-Mix.webp)](https://engineeringhardware.com/product/natural-pumpkin-seed-nuts-for-cereal-and-trail-mix/) Hex & Other Standard Nuts ### [Natural Pumpkin Seed Nuts for Cereal and Trail Mix](https://engineeringhardware.com/product/natural-pumpkin-seed-nuts-for-cereal-and-trail-mix/) Dairy-free, Low-fat, Organic, Sugar-free, Trans-fat Free · 12-23 Month… **US$12.00**MOQ 1 kilogram [![Yiwu Manufacture High Quality Brass Hex Dome Acron Hex Nuts DIN1587 From M6 to 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[Extruded U-Nuts Clips Push Retainer Fastener U Style Clip-on Nut](https://engineeringhardware.com/product/extruded-u-nuts-clips-push-retainer-fastener-u-style-clip-on-nut/) U · DIN, ANSI, GB, JIS, GOST, BSW **US$0.12 – 0.72**MOQ 1,000 pieces **US$0.096 – 0.16**MOQ 20,000 piecesGet a quote[WA](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Automotive%20Fastener%20Assemblies%20Custom%20Double%20Hex%20Step%20Nut%20Tight%20Tolerance%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fautomotive-fastener-assemblies-custom-double-hex-step-nut-tight-tolerance%2F)