7/16"-20 L9 Hex Head Cap Screw – Fine Thread Alloy Steel Zinc Yellow CR+3 (Made in U.S.A.)

7/16"-20 L9 Hex Head Cap Screw – Fine Thread Alloy Steel Zinc Yellow CR+3 (Made in U.S.A.)

Get the best in strength and durability for high-demand projects with our 7/16"-20 L9 Hex Head Cap Screws. These premium fasteners, made from high-grade alloy steel in the USA, are built for extreme applications, with a tensile strength of 180,000 PSI. Ideal for bulk purchasing, these L9 screws offer both durability and cost savings, making them the top choice for heavy-duty projects in various industries.

Benefits with L9 Hex Head Cap Screws

Monster Bolts offers L9 fasteners in bulk and package quantities, ensuring you have the reliable hardware you need at a competitive price point. By ordering in bulk, you’ll save on high-strength fasteners that meet the most rigorous quality standards, ideal for applications like automotive, aerospace, and heavy machinery projects where large quantities are essential for efficiency.

L9 Hex Head Cap Screw Features:

• Increased Head Height: Slightly taller head for secure wrenching and reduced slippage.
• Radius Under Head: Reduces stress points, enhancing resilience under dynamic loads.
• Uniform Load Distribution: Smooth washer-bearing surface for consistent clamp load.

Key Mechanical Properties:

• Hardness: 38 to 42 HRC
• Tensile Strength: 180,000 PSI Minimum
• Yield Strength: 155,000 PSI Minimum
• Proof Load Strength: 145,000 PSI
• Head Marking: Nine radial lines with "L9" for easy identification

Corrosion-Resistant Finish Applications:

• Zinc Yellow Plating: Provides 96 hours of corrosion protection (ASTM F1941/F1941M Fe/Zn 5CN compliant).
• Yellow Trivalent (Cr+3): Ensures maximum corrosion resistance and ease of torque application.

Technical Specifications:

• Size: 7/16"-20 (Diameter: 0.4375", Threads per Inch: 20)
• Length Options: Available in various lengths for specific needs (select above)
• Material: High-Grade Alloy Steel (L9)
• Finish: Zinc Yellow CR+3 Plating for corrosion resistance
• Thread Type: Fine Thread (UNF)
• Manufactured In: United States

Perfect for High-Volume Projects:

Our 7/16"-20 L9 Hex Head Cap Screws are designed for high-volume applications requiring premium-grade fasteners. Industries such as automotive, aerospace, and heavy machinery can rely on these screws to provide secure fastening across large-scale assemblies.

Explore the Full L9 Product Line

Order L9 Fasteners Today!

Equip your project with the strength and reliability of 7/16"-20 L9 Hex Head Cap Screws. Order in bulk for the best value, fast shipping, and top-tier customer service from Monster Bolts.