--- title: "DIN985 Hex Head Nuts Prevailing Torque Type Hexagon Thin Nuts with Non-Metallic Insert" description: "DIN985 Hex Head Nuts Prevailing Torque Type Hexagon Thin Nuts with Non-Metallic Insert — Nylon-Insert & All-Metal Lock Nuts." url: https://engineeringhardware.com/product/din985-hex-head-nuts-prevailing-torque-type-hexagon-thin-nuts-with-non-metallic/ source: Engineering Hardware & Fasteners --- # DIN985 Hex Head Nuts Prevailing Torque Type Hexagon Thin Nuts with Non-Metallic Insert [![DIN985 Hex Head Nuts Prevailing Torque Type Hexagon Thin Nuts with Non-Metallic Insert](https://img.engineeringhardware.com/DIN985-Hex-Head-Nuts-Prevailing-Torque-Type-Hexagon-Thin-Nuts-with-Non-Metallic-Insert.webp)](https://img.engineeringhardware.com/DIN985-Hex-Head-Nuts-Prevailing-Torque-Type-Hexagon-Thin-Nuts-with-Non-Metallic-Insert.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/din985-hex-head-nuts-prevailing-torque-type-hexagon-thin-nuts-with-non-metallic.md) Model no. **Q328** | **US$0.036**1,000–9,999 pieces | **US$0.03**10,000–19,999 pieces | **US$0.024**20,000+ pieces | | --- | --- | --- | MOQ 1,000 pieces · Final price confirmed in your quote - **Material:** Carbon Steel+PA66 - **Head Style:** Hexagonal - **Standard:** DIN, ANSI, GB, JIS, GOST, BSW - **Grade:** 8 10 - **Finish:** Zinc Plating - **Package Size:** 10.00cm * 10.00cm * 5.00cm - **Metal Rockwell hardness test - Part 1:** Test methods (A, B, C, D, E, F, G, H, K, N, T standard R)GB/T 230.1-2009 - **Vickers hardness test for metals - Part 1:** Test method GB/T4340.1-2009 Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20DIN985%20Hex%20Head%20Nuts%20Prevailing%20Torque%20Type%20Hexagon%20Thin%20Nuts%20with%20Non-Metallic%20Insert%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fdin985-hex-head-nuts-prevailing-torque-type-hexagon-thin-nuts-with-non-metallic%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 | Carbon Steel+PA66 | | Type | Hexagon Head With Flange | | Model NO. | Q328 | | Connection | Common Bolt | | Head Style | Hexagonal | | Standard | DIN, ANSI, GB, JIS, GOST, BSW | | Grade | 8 10 | | Finish | Zinc Plating | | Transport Package | Carton+Pallet | | Specification | M3-M20, support customized size | | Origin | Zhejiang, China | | HS Code | 7318151001 | | Production Capacity | 500000/Month | | Package Size | 10.00cm * 10.00cm * 5.00cm | | Package Gross Weight | 3.000kg | | Mechanical properties of fasteners | Nut GB/T 3098.2-2015 | | Metal Rockwell hardness test - Part 1 | Test methods (A, B, C, D, E, F, G, H, K, N, T standard R)GB/T 230.1-2009 | | Vickers hardness test for metals - Part 1 | Test method GB/T4340.1-2009 | | Fastener machine inspection performance | Torque test and breaking torque of bolts and screws, nominal diameter 1-10mm, GB/T 3098.13-1996 | | Category | [Nylon-Insert & All-Metal Lock Nuts](https://engineeringhardware.com/fastener-products/nuts/nylon-insert-all-metal-lock-nuts/) | ## Technical parameters | Name | DIN985 Hex Head Nuts Prevailing Torque Type Hexagon Thin Nuts With Non-Metallic Insert | | --- | --- | | Place of Origin | Wenzhou, Zhejiang, China | | Size | M3 M4 M5 M6 M8 M10 M12 M14 M16 M20 M22 M24 | | Finish | Natural color or electric galvanized | | Head Type | Hex head | | Material | Carbon steel(Q235, 10B21,35K) Stainless steel 304 | | Grade | 4 8 10 | | Standard | DIN6926, DIN982,DIN985,GB6183.1,etc | | Non-standards | OEM is available, according to drawing or physical samples | | Samples | Samples are free and shipping cost by your side | | Package | Bulk in master cartons, then on pallets, or according to customers' requirement. | | Payment | T/T, L/C | | NO. | Experimental project | Testing standards (Methods) | Explanation | | --- | --- | --- | --- | | 1 | Chemical composition analysis | Determination of multi-element content in Carbon Steel, medium and low carbon steel and medium and low alloy steel by Spark Discharge Atomic Emission Spectrometry (Conventional Method)GB/T 4336-2016 | Testing items for metal materials and their products | | 2 | Decarbonization test | Determination Method of Decarburization Layer Depth of Steel GB/T 224-2008 | Testing items for metal materials and their products | | 3 | Organization rating | Grading Diagrams and Evaluation Methods for Metallographic Structures of Steel Die Forgings GBTT13320-2007 | Testing items for metal materials and their products | | 4 | Tensile strength | Metallic materials - Tensile testing - Part 1- Test methods at room temperature GB/T 228.1-2010 | Testing items for metal materials and their products | | 5 | Yield strength | Metallic materials - Tensile testing - Part 1- Test methods at room temperature GB/T 228.1-2010 | Testing items for metal materials and their products | | 6 | Elongation after fracture | Metallic materials - Tensile testing - Part 1- Test methods at room temperature GB/T 228.1-2010 | Testing items for metal materials and their products | | 7 | Reduction of area | Metallic materials - Tensile testing - Part 1- Test methods at room temperature GB/T 228.1-2010 | Testing items for metal materials and their products | | 8 | Guarantee the load | Mechanical properties of fasteners: Nut GB/T 3098.2-2015 | Testing items for metal materials and their products | | 9 | Wedge load | Mechanical properties of fasteners - bolts, screws and studs - GB/T 3098.1-2010 | Testing items for metal materials and their products | | 10 | Luo's hard crossing | Metal Rockwell hardness test - Part 1: Test methods (A, B, C, D, E, F, G, H, K, N, T standard R)GB/T 230.1-2009 | Testing items for metal materials and their products | | 11 | Vickers hardness | Vickers hardness test for metals - Part 1: Test method GB/T4340.1-2009 | Testing items for metal materials and their products | | 12 | Destructive torque | Fastener machine inspection performance: Torque test and breaking torque of bolts and screws, nominal diameter 1-10mm, GB/T 3098.13-1996 | Bolt/self-tapping screw | | 13 | Salt spray test | Artificial atmosphere corrosion test - salt spray test GB/T10125-2012 | Testing items for metal materials and their products | | 14 | Coating thickness measurement | Method for measuring the Thickness of Metal Coatings by X-ray Spectroscopy GB/T16921-2005 | Testing items for metal materials and their products | | 15 | Depth of carburized layer | Mechanical properties of fasteners - Self-tapping screws GB/T 3098.5-2016 | Self-tapping screw | | 16 | Determination of the coefficient of friction | Torque clamping force test for tight round parts ISO 16047-2005 | Bolt/Nut | ## Description DIN985 Hex Head Nuts Prevailing Torque Type Hexagon Thin Nuts with Non-Metallic Insert is part of our nylon-insert & all-metal lock nuts range (Nuts). ### Key details - **Type:** Hexagon Head With Flange - **Standard:** DIN, ANSI, GB, JIS, GOST, BSW - **Material:** Carbon Steel+PA66 - **Grade:** 8 10 - **Head Style:** Hexagonal - **Finish:** Zinc Plating - **Connection:** Common Bolt - **Mechanical properties of fasteners:** Nut GB/T 3098.2-2015 Available configurations include material, head style, standard, grade and finish. 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$0.024 – 0.036 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 DIN985 Hex Head Nuts Prevailing Torque Type Hexagon Thin Nuts with Non-Metallic Insert? The listed minimum order is 1,000 pieces, at US$0.024 – 0.036 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$0.036 for 1,000–9,999 pieces; US$0.03 for 10,000–19,999 pieces; US$0.024 for 20,000+ pieces. Final prices depend on size, material, finish and packing and are confirmed in your quote. ### What are the main specifications of DIN985 Hex Head Nuts Prevailing Torque Type Hexagon Thin Nuts with Non-Metallic Insert? Type: Hexagon Head With Flange; Standard: DIN, ANSI, GB, JIS, GOST, BSW; Material: Carbon Steel+PA66; Grade: 8 10; Head Style: Hexagonal; Finish: Zinc Plating. 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 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 & 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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/) [![Nylon Insert Lock Nut Black/Steel Galvanized](https://img.engineeringhardware.com/Nylon-Insert-Lock-Nut-Black-Steel-Galvanized.webp)](https://engineeringhardware.com/product/nylon-insert-lock-nut-black-steel-galvanized/) Nylon-Insert & All-Metal Lock Nuts ### [Nylon Insert Lock Nut Black/Steel Galvanized](https://engineeringhardware.com/product/nylon-insert-lock-nut-black-steel-galvanized/) Hexagon Head · DIN, ANSI, GB, JIS **US$0.012 – 0.24**MOQ 100 pieces [![Factory Custom Sizes Galvanized Hex Lock Nut](https://img.engineeringhardware.com/Factory-Custom-Sizes-Galvanized-Hex-Lock-Nut.webp)](https://engineeringhardware.com/product/factory-custom-sizes-galvanized-hex-lock-nut/) Nylon-Insert & All-Metal Lock Nuts ### [Factory Custom Sizes 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Nut](https://img.engineeringhardware.com/Keps-Nuts-with-External-Tooth-Washer-Keps-Nuts-304-Stainless-Steel-Kep-Lock-Nut-2.webp)](https://engineeringhardware.com/product/keps-nuts-with-external-tooth-washer-keps-nuts-304-stainless-steel-kep-lock-nut-2/) Nylon-Insert & All-Metal Lock Nuts ### [Keps Nuts with External Tooth Washer, Keps Nuts 304 Stainless Steel Kep Lock Nut](https://engineeringhardware.com/product/keps-nuts-with-external-tooth-washer-keps-nuts-304-stainless-steel-kep-lock-nut-2/) Hex Nuts · DIN, ANSI, GB, JIS, GOST, BSW **US$0.096 – 0.12**MOQ 1 piece **US$0.024 – 0.036**MOQ 1,000 piecesGet a 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