[125 PKG] Hex Head Cap Screws Grade 8 Steel Plain (USA Made) 1/2-13 x 4-1/4

Mutual ScrewSKU: 5068CH8PUSABB

Price:
Sale price$162.93 Regular price$181.03per 125( $1.30 each)
Pieces 125
Measurement type Inch
Thread size 1/2-13
Diameter 1/2
Length 4-1/4
Material Steel
Grade Grade 8
Finish Plain
Head style Hex
Threads per inch 13
Thread style Partially Threaded
Weight 34.0 lb

WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to https://www.P65Warnings.ca.gov.

Description

Hex Head Cap Screws Grade 8 Steel Plain (USA Made) 1/2-13 x 4-1/4 in are engineered for demanding, high-load applications where strength and reliability matter. Crafted from top-grade steel and proudly produced in the USA, these fasteners deliver consistent performance in rugged environments.

Key features and benefits:

  • Size and threading: 1/2-13 UNC thread with a length of 4-1/4 inches for broad compatibility in heavy-duty assemblies.
  • Material and grade: Grade 8 steel delivers high tensile strength and excellent resistance to deformation under heavy tightening.
  • Finish: Plain (uncoated) finish for straightforward pairing with compatible components and finishes.
  • Head style: Hex head cap screw for secure torque with standard wrenches, ensuring strong clamping force.
  • Made in USA: Domestic production ensures quality control and reliable supply for American projects.

Applications

Ideal for automotive, industrial machinery, construction equipment, and other heavy-duty assemblies where durability and consistent performance are essential.

Why choose these screws?

Grade 8 hex head cap screws provide superior strength and dependable performance under vibration and heavy loads. The plain finish simplifies installation and compatibility across various systems, making them a versatile choice for both new builds and repairs.

Usage tips

  • Pair with matching Grade 8 nuts and washers as needed to achieve optimal clamping.
  • Consult appropriate torque specs for 1/2-13 UNC fasteners to avoid over-tightening and ensure long-term reliability.
  • Store in a dry environment to minimize corrosion when not in use.

Can We Help?

If you’re not sure that this product is right for you, give us a call!
800-222-0324

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