DORMAN/AUTOGRADE 781-640N Cap Screw Hex Head 019495291268 8.8 M12-1.50 40MM

( Brand: Dorman/autograde ), ( Manufacturer Part Number: 781-640N ), ( Part Type: Cap Screw Head ), ( Warranty: 1 Year Replacement ), ( California Prop 65 Warning: This Product Contains Chemicals Known To The State Of California To Cause Cancer And Birth Defects Or Other Reproductive Harm. ), ( UPC: 019495291268 )

Review DORMAN/AUTOGRADE Cap Screw hex Head class 8.8 40mm

Introducing the Dorman/Autograde 781-640N cap screw, a robust and reliable fastener designed for heavy-duty applications. This cap screw features a hex head design with a Class 8.8 grade, making it ideal for high-stress environments where superior strength is required. The M12 thread pitch and 1.50 pitch diameter ensure a secure and precise fit, while the 40mm length provides ample depth for various bolting applications.

Crafted from premium quality steel, this cap screw boasts a tensile strength of 880 N/mm2 and a yield strength of 640 N/mm2, surpassing the demands of most industrial and automotive applications. The hex head shape offers a large contact surface area, ensuring optimal torque transfer and reducing the risk of rounding or stripping during tightening.

The Dorman/Autograde 781-640N cap screw is engineered for excellent corrosion resistance, with a protective coating that shields against the elements and ensures long-lasting durability. This makes it an excellent choice for exterior applications, harsh environments, or any situation where exposure to moisture, salt, or other corrosive agents is unavoidable.

Each cap screw in this series is meticulously inspected for quality and dimensional accuracy, ensuring consistent performance and reliability. With its superior strength, precise threading, and robust construction, the Dorman/Autograde 781-640N cap screw is a dependable and cost-effective solution for a wide range of industrial and automotive applications.

A Detailed Analysis of Buying Dorman/Autograde M12-1.50, 40mm Class 8.8 Hex Head Cap Screws (781-640N)

The Dorman/Autograde 781-640N cap screw is a Class 8.8, M12-1.50, 40mm hex head bolt. These bolts are commonly used in automotive applications due to their high strength and load capacity. In this analysis, we will discuss the pros and cons of purchasing these bolts.

1. High Load Capacity: The Class 8.8 rating signifies a high load capacity, making these bolts suitable for heavy-duty applications where superior strength is required.

2. Widely Available: Dorman/Autograde is a well-known brand in the automotive industry, and their products are widely available at various retailers and automotive parts stores.

3. Affordable: Compared to OEM (Original Equipment Manufacturer) alternatives, Dorman/Autograde bolts are often more affordable, making them a cost-effective choice for many customers.

4. Interchangeable: These bolts are interchangeable with OEM alternatives, making them a popular choice for DIYers and professional mechanics.

1. Potential Quality Concerns: While Dorman/Autograde is a reputable brand, there have been instances of quality concerns regarding their products. Inconsistencies in thread quality, material composition, and other factors may impact the performance of these bolts.

2. Lack of Standardization: There is no universally accepted standard for the classification and grading of bolts, which can lead to confusion and potential miscommunication between customers, suppliers, and manufacturers.

3. Limited Length Options: Dorman/Autograde offers these bolts in only one length (40mm), which may not be suitable for all applications.

The Dorman/Autograde M12-1.50, 40mm Class 8.8 Hex Head Cap Screws (781-640N) offer several advantages, including high load capacity, affordability, and wide availability. However, potential quality concerns, lack of standardization, and limited length options are important factors to consider before making a purchase.

For applications that require a high load capacity and strength, the Dorman/Autograde M12-1.50, 40mm Class 8.8 Hex Head Cap Screws (781-640N) can be a suitable choice. However, it is essential to carefully evaluate the quality of the bolts and consider alternative options if necessary. Additionally, ensuring that the correct length is ordered for the specific application is crucial for optimal performance.

Details:

part #: 781640n prices

• $20.00-$39.99

specifications parthick:

• brand: Dorman/autograde
• mpn: 781-640n
• part type: Cap Screw Head
• warranty: 1 Year Replacement
• california prop 65 warning: This Product Contains Chemicals Known To The State Of California To Cause Cancer And Birth Defects Or Other Reproductive Harm.
• upc: 019495291268

returns parthick:

• policy: Returns Accepted
• time: 60 Days
• paid by: Buyer

offer parthick:

• quantity: 2
• availability: In Stock
• options: Ship-to-home
• sold: 0
• started: June 11, 2025

seller parthick:

• # reviews: 127777
• rating: 99.0%
• city: Satellite Beach, Florida

payments parthick:

• credit card: Mastercard
• other
• wallet: Paypal

shipping parthick:

• class: Economy, Standard, Expedited, One-day
• transit: 3-7 Days
• cost: $0.00
• service: Economy, Standard, Expedited, Overnight
• type: Fixed

general parthick:

• condition: New
• Parts Accessories > Car Truck Parts Accessories > Other Car Truck Parts Accessories

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