--- title: "DIN 979 Thin Castle Nuts Slotted Thin Hex Nuts for Secure Locking Applications" description: "DIN 979 Thin Castle Nuts Slotted Thin Hex Nuts for Secure Locking Applications — Slotted & Castle Nuts. MOQ 1 piece, US$0.036 – 0.42." url: https://engineeringhardware.com/product/din-979-thin-castle-nuts-slotted-thin-hex-nuts-for-secure-locking-applications/ source: Engineering Hardware & Fasteners --- # DIN 979 Thin Castle Nuts Slotted Thin Hex Nuts for Secure Locking Applications [![DIN 979 Thin Castle Nuts Slotted Thin Hex Nuts for Secure Locking Applications](https://img.engineeringhardware.com/DIN-979-Thin-Castle-Nuts-Slotted-Thin-Hex-Nuts-for-Secure-Locking-Applications.webp)](https://img.engineeringhardware.com/DIN-979-Thin-Castle-Nuts-Slotted-Thin-Hex-Nuts-for-Secure-Locking-Applications.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Nuts › Slotted & Castle Nuts](https://engineeringhardware.com/fastener-products/nuts/slotted-castle-nuts/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/din-979-thin-castle-nuts-slotted-thin-hex-nuts-for-secure-locking-applications.md) Model no. **DIN 979** US$0.036 – 0.42 / piece MOQ 1 piece · Final price confirmed in your quote - **Head Style:** Hexagonal - **Standard:** DIN, ANSI, GB, JIS, GOST, BSW - **Grade:** ODM/OEM - **Package Size:** 25.00cm * 23.00cm * 20.00cm - **Material:** ODM/OEM Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20DIN%20979%20Thin%20Castle%20Nuts%20Slotted%20Thin%20Hex%20Nuts%20for%20Secure%20Locking%20Applications%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fdin-979-thin-castle-nuts-slotted-thin-hex-nuts-for-secure-locking-applications%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. | DIN 979 | | --- | --- | | Connection | Common Bolt | | Head Style | Hexagonal | | Standard | DIN, ANSI, GB, JIS, GOST, BSW | | Grade | ODM/OEM | | Delivery Time | 4-40 Working Days | | Freight | Real-Time Quotation | | MOQ | Depends on The Size and Stock | | Logo | Customizable | | Transport Package | Carton | | Specification | ODM/OEM | | Origin | China | | HS Code | 7318160000 | | Production Capacity | 1000tons/Month | | Package Size | 25.00cm * 23.00cm * 20.00cm | | Package Gross Weight | 5.000kg | | Customization | Available | | Material | ODM/OEM | | Type | Hexagon Head | | Shipping Cost | Contact the supplier about freight and estimated delivery time. | | DIN 979 Thin Castle Nuts are widely used in | Automotive suspension & steering systems | | Category | [Slotted & Castle Nuts](https://engineeringhardware.com/fastener-products/nuts/slotted-castle-nuts/) | ## Technical parameters | Item | Description | | --- | --- | | Product Name | Thin Castle Nut / Slotted Thin Hex Nut | | Standard | DIN 979 | | Thread Type | Metric thread | | Size Range | M6 - M36 (custom sizes available) | | Nut Type | Thin / Jam Type | | Locking Method | Cotter pin / Split pin | | Material Options | Carbon Steel, Stainless Steel (A2 / A4), Alloy Steel | | Strength Grade | 4, 6, 8, 10 (depending on material) | | Surface Finish | Zinc Plated (White / Yellow / Black), Black Oxide, Plain, Passivation | | Manufacturing Process | Cold Forged / Machined | | Compliance | DIN / ISO / Customer Drawings | | Finish | Description | | --- | --- | | Natural / Plain | No surface treatment | | Zinc Plated | Corrosion protection | | Black Oxide | Industrial appearance | | Painted | Custom colors available | | Anodized | For aluminum rivets | | Item | Details | | --- | --- | | Packaging | Small boxes / cartons / pallets | | Custom Packaging | Available | | MOQ | Negotiable | | Delivery Time | 15-30 days | | OEM / ODM | Supported | ## Description DIN 979 Thin Castle Nuts Slotted Thin Hex Nuts for Secure Locking Applications is part of our slotted & castle nuts range (Nuts). ### Key details - **Type:** Hexagon Head - **Standard:** DIN, ANSI, GB, JIS, GOST, BSW - **Material:** ODM/OEM - **Grade:** ODM/OEM - **Head Style:** Hexagonal - **Connection:** Common Bolt - **Freight:** Real-Time Quotation - **Logo:** Customizable Available configurations include head style, standard, grade, package size and material. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request. ### Ordering through Engineering Hardware & Fasteners Minimum order is 1 piece at US$0.036 – 0.42 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 DIN 979 Thin Castle Nuts Slotted Thin Hex Nuts for Secure Locking Applications? The listed minimum order is 1 piece, at US$0.036 – 0.42 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 DIN 979 Thin Castle Nuts Slotted Thin Hex Nuts for Secure Locking Applications? Type: Hexagon Head; Standard: DIN, ANSI, GB, JIS, GOST, BSW; Material: ODM/OEM; Grade: ODM/OEM; Head Style: Hexagonal; Connection: Common Bolt. The full specification table and any technical parameter tables are listed on this page. ### Can this product be customized (OEM)? Listed configurations include head style, standard, grade, package size and material. 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 slotted & castle nuts are available? The Slotted & Castle Nuts category lists 493 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/nuts/slotted-castle-nuts/](https://engineeringhardware.com/fastener-products/nuts/slotted-castle-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 Slotted & Castle Nuts →](https://engineeringhardware.com/fastener-products/nuts/slotted-castle-nuts/) [![DIN935 DIN937 Carbon Steel Galvanized Castle Hexagon Slotted Nut](https://img.engineeringhardware.com/DIN935-DIN937-Carbon-Steel-Galvanized-Castle-Hexagon-Slotted-Nut.webp)](https://engineeringhardware.com/product/din935-din937-carbon-steel-galvanized-castle-hexagon-slotted-nut/) Slotted & Castle Nuts ### [DIN935 DIN937 Carbon Steel Galvanized Castle Hexagon Slotted Nut](https://engineeringhardware.com/product/din935-din937-carbon-steel-galvanized-castle-hexagon-slotted-nut/) Hexagon Head · DIN, ANSI, GB, JIS, GOST, BSW **US$0.0012 – 0.12**MOQ 10,000 pieces [![Precision Engineered Hexagon Slotted Castle Nuts for Machinery Use](https://img.engineeringhardware.com/Precision-Engineered-Hexagon-Slotted-Castle-Nuts-for-Machinery-Use.webp)](https://engineeringhardware.com/product/precision-engineered-hexagon-slotted-castle-nuts-for-machinery-use/) Slotted & Castle Nuts ### [Precision Engineered Hexagon Slotted Castle Nuts for Machinery Use](https://engineeringhardware.com/product/precision-engineered-hexagon-slotted-castle-nuts-for-machinery-use/) Hexagon Head · DIN, ANSI, GB, JIS, GOST, BSW **US$0.096 – 0.60**MOQ 100,000 pieces [![High Strength 304 Stainless Steel Hex Slotted Nut Zinc Plated with Polished Surface Class 8 for Retail Industry Castle Nut](https://img.engineeringhardware.com/High-Strength-304-Stainless-Steel-Hex-Slotted-Nut-Zinc-Plated-with-Polished-Surface-Class-8-for-Retail-Industry-Castle-Nut.webp)](https://engineeringhardware.com/product/high-strength-304-stainless-steel-hex-slotted-nut-zinc-plated-with-polished-surface/) Slotted & Castle Nuts ### [High Strength 304 Stainless Steel Hex Slotted Nut Zinc Plated with Polished Surface Class 8 for Retail Industry Castle Nut](https://engineeringhardware.com/product/high-strength-304-stainless-steel-hex-slotted-nut-zinc-plated-with-polished-surface/) Hexagon Head · DIN, ANSI, GB, JIS, BSW **US$0.36 – 1.20**MOQ 1,000 pieces [![M12 M18 SS304 SS316 Hex Thin Slotted Nut Castle Nuts DIN937](https://img.engineeringhardware.com/M12-M18-SS304-SS316-Hex-Thin-Slotted-Nut-Castle-Nuts-DIN937.webp)](https://engineeringhardware.com/product/m12-m18-ss304-ss316-hex-thin-slotted-nut-castle-nuts-din937/) Slotted & Castle Nuts ### [M12 M18 SS304 SS316 Hex Thin Slotted Nut Castle Nuts DIN937](https://engineeringhardware.com/product/m12-m18-ss304-ss316-hex-thin-slotted-nut-castle-nuts-din937/) Hexagon Head · DIN, ANSI, GB, JIS, GOST, BSW **US$0.46 – 1.94**MOQ 1,000 pieces [![Made in China Factory Carbon Steel Zinc Galvanized Hexagonal Slotted Nuts 316 304 Stainless Steel Zinc Plated Hex Castle Nut](https://img.engineeringhardware.com/Made-in-China-Factory-Carbon-Steel-Zinc-Galvanized-Hexagonal-Slotted-Nuts-316-304-Stainless-Steel-Zinc-Plated-Hex-Castle-Nut.webp)](https://engineeringhardware.com/product/made-in-china-factory-carbon-steel-zinc-galvanized-hexagonal-slotted-nuts-316-304/) Slotted & Castle Nuts ### [Made in China Factory Carbon Steel Zinc Galvanized Hexagonal Slotted Nuts 316 304 Stainless Steel Zinc Plated Hex Castle Nut](https://engineeringhardware.com/product/made-in-china-factory-carbon-steel-zinc-galvanized-hexagonal-slotted-nuts-316-304/) C1022A · Carbon Steel **US$0.12 – 1.20**MOQ 1,000 pieces [![Carbon Steel Castle Nut DIN 935 Hexagon Slotted Nut](https://img.engineeringhardware.com/Carbon-Steel-Castle-Nut-DIN-935-Hexagon-Slotted-Nut.webp)](https://engineeringhardware.com/product/carbon-steel-castle-nut-din-935-hexagon-slotted-nut/) Slotted & Castle Nuts ### [Carbon Steel Castle Nut DIN 935 Hexagon Slotted Nut](https://engineeringhardware.com/product/carbon-steel-castle-nut-din-935-hexagon-slotted-nut/) Hexagon Head · DIN, ANSI, GB **US$0.006 – 0.048**MOQ 10,000 pieces [![Hexagon Slotted Castle Nut M12×1.5-6h, 20# Carbon Steel with Trivalent Zinc Plating, H17×10mm Custom Nut](https://img.engineeringhardware.com/Hexagon-Slotted-Castle-Nut-M12-1-5-6h-20-Carbon-Steel-with-Trivalent-Zinc-Plating-H17-10mm-Custom-Nut.webp)](https://engineeringhardware.com/product/hexagon-slotted-castle-nut-m121-5-6h-20-carbon-steel-with-trivalent-zinc-plating/) Slotted & Castle Nuts ### [Hexagon Slotted Castle Nut M12×1.5-6h, 20# Carbon Steel with Trivalent Zinc Plating, H17×10mm Custom Nut](https://engineeringhardware.com/product/hexagon-slotted-castle-nut-m121-5-6h-20-carbon-steel-with-trivalent-zinc-plating/) Hexagon Head · DIN, ANSI, GB, JIS, GOST, BSW **US$0.012 – 0.12**MOQ 10,000 pieces [![Wholesale DIN 935 Carbon Steel Black Oxide M8 Hex Hexagon Slotted Castle Nut](https://img.engineeringhardware.com/Wholesale-DIN-935-Carbon-Steel-Black-Oxide-M8-Hex-Hexagon-Slotted-Castle-Nut.webp)](https://engineeringhardware.com/product/wholesale-din-935-carbon-steel-black-oxide-m8-hex-hexagon-slotted-castle-nut/) Slotted & Castle Nuts ### [Wholesale DIN 935 Carbon Steel Black Oxide M8 Hex Hexagon Slotted Castle Nut](https://engineeringhardware.com/product/wholesale-din-935-carbon-steel-black-oxide-m8-hex-hexagon-slotted-castle-nut/) Hexagon Head · DIN, ANSI, GB, JIS, GOST, BSW, ISO **US$0.024 – 0.12**MOQ 5,000 pieces **US$0.036 – 0.42**MOQ 1 pieceGet a quote[WA](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20DIN%20979%20Thin%20Castle%20Nuts%20Slotted%20Thin%20Hex%20Nuts%20for%20Secure%20Locking%20Applications%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fdin-979-thin-castle-nuts-slotted-thin-hex-nuts-for-secure-locking-applications%2F)