---
title: "Hex Flange Nuts M6 M8 M10 Serrated Nut Hexagonal Flange Nut DIN6923"
description: "Hex Flange Nuts M6 M8 M10 Serrated Nut Hexagonal Flange Nut DIN6923 — Flange Nuts. Material: Carbon Steel, Grade: 10.9. MOQ 100,000 pieces, US$1.20 – 2.40."
url: https://engineeringhardware.com/product/hex-flange-nuts-m6-m8-m10-serrated-nut-hexagonal-flange-nut-din6923/
source: Engineering Hardware & Fasteners
---

# Hex Flange Nuts M6 M8 M10 Serrated Nut Hexagonal Flange Nut DIN6923

[![Hex Flange Nuts M6 M8 M10 Serrated Nut Hexagonal Flange Nut DIN6923](https://img.engineeringhardware.com/Hex-Flange-Nuts-M6-M8-M10-Serrated-Nut-Hexagonal-Flange-Nut-DIN6923.webp)](https://img.engineeringhardware.com/Hex-Flange-Nuts-M6-M8-M10-Serrated-Nut-Hexagonal-Flange-Nut-DIN6923.webp)

- Standard & made-to-drawing parts
- Checked before shipping
- Air, sea & express delivery

[Nuts › Flange Nuts](https://engineeringhardware.com/fastener-products/nuts/flange-nuts/)

Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/hex-flange-nuts-m6-m8-m10-serrated-nut-hexagonal-flange-nut-din6923.md)

US$1.20 – 2.40 / piece

MOQ 100,000 pieces · Final price confirmed in your quote

- **Material:** Carbon Steel
- **Head Style:** Hexagonal
- **Standard:** DIN, ANSI, GB, JIS, GOST, BSW, ISO Uni
- **Grade:** 10.9
- **Material Name:** 40cr/45/42CrMo/35CrMo
- **Surface Treatment:** Plain+Oil
- **Materrial and surface teatment can be replaced with as below:** Mechnical Property
- **Packing way:** 25kg/carton, 1.5tons-2.5tons / pallet ; or as requested by buyer.

Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Hex%20Flange%20Nuts%20M6%20M8%20M10%20Serrated%20Nut%20Hexagonal%20Flange%20Nut%20DIN6923%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fhex-flange-nuts-m6-m8-m10-serrated-nut-hexagonal-flange-nut-din6923%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 |
| Type | Hexagon Head |
| Connection | Common Bolt |
| Head Style | Hexagonal |
| Standard | DIN, ANSI, GB, JIS, GOST, BSW, ISO Uni |
| Grade | 10.9 |
| Material Name | 40cr/45/42CrMo/35CrMo |
| Property Class | Class10 |
| Surface Treatment | Plain+Oil |
| Transport Package | Carton+Pallet |
| Specification | 25kg/carton |
| Origin | China |
| HS Code | 73181600 |
| Production Capacity | 1500tons/Month |
| Materrial and surface teatment can be replaced with as below | Mechnical Property |
| Packing way | 25kg/carton, 1.5tons-2.5tons / pallet ; or as requested by buyer. |
| P.S. | Please contact us to re-quote the exact price before placing an order, due to material price is unstable. |
| A | About 30000 tons per year. |
| Q | Do you have an ISO 9001 certificate? |
| Category | [Flange Nuts](https://engineeringhardware.com/fastener-products/nuts/flange-nuts/) |

## Technical parameters

| DIN 935/ DIN 981 Round Nut |
| --- |

| Mechnical Property | Material | Surface Treatment |
| --- | --- | --- |
| Class 6 Class 8 | C45 | ♦Plain+oil ♦Zinc Plated ♦Black Oxide ♦Phosphate ♦Dacromet ♦Geomet |
| Class 10 | 40 Cr 42CrMo |  |
| Class 12 | 35CrMo |  |

| d | M16 | M18 | M20 | M22 | M24 | M25 | M27 | M30 | M33 | M35 | M36 | M39 | M40 |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| dk | 30 | 32 | 35 | 38 | 42 | 42 | 45 | 48 | 52 | 52 | 55 | 58 | 58 |
| d1 | 22 | 24 | 27 | 30 | 34 | 34 | 37 | 40 | 43 | 43 | 46 | 49 | 49 |
| m | 8 | 8 | 8 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
| n | 5.3-5 | 5.3-5 | 5.3-5 | 5.3-5 | 5.3-5 | 5.3-5 | 5.3-5 | 5.3-5 | 6.3-6 | 6.3-6 | 6.3-6 | 6.3-6 | 6.3-6 |
| t | 3.1-2.5 | 3.1-2.5 | 3.1-2.5 | 3.1-2.5 | 3.1-2.5 | 3.1-2.5 | 3.1-2.5 | 3.1-2.5 | 3.6-3 | 3.6-3 | 3.6-3 | 3.6-3 | 3.6-3 |
| c | 0.5 | 0.5 | 0.5 | 0.5 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1.5 | 1.5 |
| c1 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 |

| d | M42 | M45 | M48 | M50 | M52 | M55 | M56 | M60 | M64 | M65 | M68 | M72 | M75 |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| dk | 62 | 68 | 72 | 72 | 78 | 78 | 85 | 90 | 95 | 95 | 100 | 105 | 105 |
| d1 | 53 | 59 | 61 | 61 | 67 | 67 | 74 | 79 | 84 | 84 | 88 | 93 | 93 |
| m | 10 | 10 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 15 | 15 |
| n | 6.3-6 | 6.3-6 | 8.36-8 | 8.36-8 | 8.36-8 | 8.36-8 | 8.36-8 | 8.36-8 | 8.36-8 | 8.36-8 | 10.36-10 | 10.36-10 | 10.36-10 |
| t | 3.6-3 | 3.6-3 | 4.25-3.5 | 4.25-3.5 | 4.25-3.5 | 4.25-3.5 | 4.25-3.5 | 4.25-3.5 | 4.25-3.5 | 4.25-3.5 | 4.75-4 | 4.75-4 | 4.75-4 |
| c | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 |
| c1 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |

| d | M76 | M80 | M85 | M90 | M95 | M100 | M105 | M110 | M115 | M120 | M125 | M130 | M140 |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| dk | 110 | 115 | 120 | 125 | 130 | 135 | 140 | 150 | 155 | 160 | 165 | 170 | 180 |
| d1 | 98 | 103 | 108 | 112 | 117 | 122 | 127 | 135 | 140 | 145 | 150 | 155 | 165 |
| m | 15 | 15 | 15 | 18 | 18 | 18 | 18 | 18 | 22 | 22 | 22 | 22 | 26 |
| n | 10.36-10 | 10.36-10 | 10.36-10 | 12.43-12 | 12.43-12 | 12.43-12 | 12.43-12 | 14.43-14 | 14.43-14 | 14.43-14 | 14.43-14 | 14.43-14 | 14.43-14 |
| t | 4.75-4 | 4.75-4 | 4.75-4 | 5.75-5 | 5.75-5 | 5.75-5 | 5.75-5 | 6.75-6 | 6.75-6 | 6.75-6 | 6.75-6 | 6.75-6 | 6.75-6 |
| c | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 |
| c1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |

| Other Style Nuts |
| --- |

| Our Factory Introduction |
| --- |

## Description

Hex Flange Nuts M6 M8 M10 Serrated Nut Hexagonal Flange Nut DIN6923 is part of our flange nuts range (Nuts).

### Key details

- **Type:** Hexagon Head
- **Standard:** DIN, ANSI, GB, JIS, GOST, BSW, ISO Uni
- **Material:** Carbon Steel
- **Grade:** 10.9
- **Head Style:** Hexagonal
- **Surface Treatment:** Plain+Oil
- **Connection:** Common Bolt
- **Material Name:** 40cr/45/42CrMo/35CrMo

Available configurations include material, head style, standard, grade and material name. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request.

### Ordering through Engineering Hardware & Fasteners

Minimum order is 100,000 pieces at US$1.20 – 2.40 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 Hex Flange Nuts M6 M8 M10 Serrated Nut Hexagonal Flange Nut DIN6923?

The listed minimum order is 100,000 pieces, at US$1.20 – 2.40 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 Hex Flange Nuts M6 M8 M10 Serrated Nut Hexagonal Flange Nut DIN6923?

Type: Hexagon Head; Standard: DIN, ANSI, GB, JIS, GOST, BSW, ISO Uni; Material: Carbon Steel; Grade: 10.9; Head Style: Hexagonal; Surface Treatment: Plain+Oil. 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 material name. 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 flange nuts are available?

The Flange Nuts category lists 1,193 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/nuts/flange-nuts/](https://engineeringhardware.com/fastener-products/nuts/flange-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

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