DORMAN 431-708 Serrated Flange Hex Nut 10 M8-1.25

( Brand: Dorman ), ( Manufacturer Part Number: 431-708 ), ( Part Type: Flange )

Review DORMAN Genuine Serrated Flange Hex Nut class 10

The Dorman 431-708 Serrated Flange Hex Nut is a critical automotive part designed for Class 10 applications, particularly for M8 x 1.25 thread sizes. This nut is engineered to provide superior strength and durability, ensuring reliable performance in various automotive applications.

The most distinctive feature of this nut is its serrated flange design. The serrations, or teeth, on the flange provide a positive grip on the surrounding bolt or stud, allowing for a more secure connection. This feature is essential for high-stress applications where the nut may be subjected to significant torque or vibration.

Constructed from high-quality steel, this nut boasts excellent tensile strength and resistance to corrosion. Its Class 10 rating signifies that it can withstand a tensile load of 150,000 pounds per square inch (psi), making it suitable for heavy-duty applications. The M8 x 1.25 thread size is a common standard used in various automotive components, such as engine and transmission systems.

The Dorman 431-708 Serrated Flange Hex Nut comes with a hexagonal head, enabling easy engagement with socket wrenches or other hex-shaped tools. Its smooth, hexagonal surface ensures a snug fit with the corresponding socket, providing optimal torque transfer and reducing the risk of damage or rounding off the nut during installation or removal. With its precise dimensions and thread pitch, this nut is designed to fit perfectly with the corresponding bolt or stud, ensuring a secure and leak-free connection.

Additionally, the nut's corrosion-resistant properties make it an excellent choice for automotive applications where exposure to harsh environments is common. Its protective coating helps shield the nut from the damaging effects of moisture, salt, and other corrosive substances, ensuring long-lasting performance and reliability.

In summary, the Dorman 431-708 Serrated Flange Hex Nut is an essential automotive component designed for Class 10 applications with M8 x 1.25 thread sizes. Its serrated flange design provides a secure connection, while its high-quality steel construction and corrosion-resistant properties ensure reliable performance and longevity. With its hexagonal head and smooth surface, this nut is easy to install and remove using standard tools.

Dorman 431-708 Serrated Flange Hex Nut (Class 10 M8-1.25): A Comprehensive Analysis

The Dorman 431-708 Serrated Flange Hex Nut, Class 10 M8-1.25, is a critical automotive component used to secure various bolts and nuts in high-stress applications. This analysis aims to provide a balanced assessment of the benefits and drawbacks of purchasing this particular part.

1. High-strength design: The Dorman 431-708 nut features a serrated flange and a Class 10 load rating, ensuring a strong grip on the bolt and the ability to withstand high torque during installation and use.

2. Precision manufacturing: The nut is manufactured to tight tolerances, ensuring a snug fit and minimal play, which is crucial for optimal vehicle performance and safety.

3. Corrosion resistance: The nut is made of high-quality steel that is coated with a corrosion-resistant finish, making it a suitable choice for vehicles that are frequently exposed to harsh environments.

4. Cost-effective: The Dorman 431-708 nut is a cost-effective solution for those looking to replace worn or damaged nuts without having to invest in OEM parts.

1. Requires specific tools: Installing and removing the Dorman 431-708 nut may require specialized tools due to its hexagonal shape and high torque requirements.

2. Limited compatibility: The nut is designed for specific applications and may not be a direct replacement for all M8-1.25 nuts in vehicles. It is essential to confirm compatibility before making a purchase.

3. May require additional lubrication: During installation, it may be necessary to apply lubrication to the threads to ensure a smooth and damage-free process.

The Dorman 431-708 Serrated Flange Hex Nut, Class 10 M8-1.25, offers several advantages, including high strength, precision manufacturing, corrosion resistance, and cost-effectiveness. However, it may require specific tools for installation, has limited compatibility, and may necessitate the use of lubricants.

If you are looking for a reliable and cost-effective alternative to OEM nuts for high-stress applications, the Dorman 431-708 Serrated Flange Hex Nut is an excellent choice. Ensure you have the necessary tools and confirm compatibility before making a purchase.

Details:

Genuine Dorman Serrated Flange Hex Nut-Class 10 M8-1.25 431-708: Parts: These nuts are manufactured using durable materials and corrosion tested to ensure required strength longevity. Nut, Fastener, Fasteners, Nuts, Hex, Prevailing, Nut Fastener. Parts must be resalable and in the original packaging. Electrical parts are not returnable.

Shipping Carrier substitutions may be made at our determination in an attempt to reduce shipping cost the customer.

part #: 431708 prices

• $18.99-$22.48

specifications toolssupp:

• brand: Dorman
• mpn: 431-708
• part type: Flange

offer toolssupp:

• availability: In Stock
• quantity: 3
• sold: 0
• options: Ship-to-home
• started: December 2, 2025

returns toolssupp:

• paid by: Seller
• policy: Returns Accepted
• time: 30 Days

seller toolssupp:

• rating: 98.6%
• # reviews: 67
• city: Moberly, Missouri

payments toolssupp:

• other
• credit card: Discover
• wallet: Google-pay

general toolssupp:

• Motors > Automotive Tools Supplies > Other Auto Tools Supplies
• condition: New

shipping toolssupp:

• cost: $9.99
• transit: 3-9 Days
• class: Standard
• service: Standard
• type: Fixed

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