5/16"-18 UNC Socket Set Screws, Cup Point, Alloy Steel, Zinc-Bake CR+3

Coarse Thread | High-Strength Alloy Steel | Corrosion-Resistant Zinc-Bake CR+3

Get precision fastening with 5/16"-18 UNC Socket Set Screws, Cup Point, crafted from hardened alloy steel for superior durability. The cup point provides a secure, vibration-resistant hold, while the Zinc-Bake CR+3 coating enhances corrosion resistance for long-lasting performance in industrial and mechanical applications.

Key Features

• Thread Size: 5/16"-18 UNC (Coarse Thread)
• Point Type: Cup Point for strong grip and vibration resistance
• Material: Hardened Alloy Steel for high-strength applications
• Coating: Zinc-Bake CR+3 for excellent corrosion protection
• Drive Style: Hex Socket (Allen wrench required)
• Thread Profile: UNC / Coarse Thread for heavy-duty fastening
• Application: Machinery, industrial equipment, securing rotating components
• Bulk Availability: Cost-effective large packs for high-volume use

Why Choose Cup Point Set Screws?

The cup point set screw is the most commonly used type for securing gears, pulleys, and shafts in mechanical and industrial applications. The concave tip provides superior holding power while minimizing surface damage. With a Zinc-Bake CR+3 finish, these screws offer enhanced corrosion resistance, ensuring longevity in harsh environments.

Ideal Applications

• Locking Gears, Pulleys, and Shafts
• Industrial Machinery and High-Torque Applications
• Vibration-Resistant Fastening in Mechanical Systems
• Corrosion-Resistant Fastening for Industrial & Mechanical Use
• Securing Rotating Components in Heavy-Duty Assemblies

Installation Tips

• Use a properly sized hex key (Allen wrench) to prevent stripping.
• Apply steady torque to ensure a firm grip and secure hold.
• Ensure surfaces are clean and free of debris before installation.
• Consider using a thread-locking compound for added security in high-vibration applications.

Order in Bulk Today

Choose 5/16"-18 UNC Socket Set Screws, Cup Point for secure, high-performance fastening. Order now for fast shipping, bulk discounts, and industrial-grade reliability.

✔️ Cup point for maximum holding power and vibration resistance

✔️ Zinc-Bake CR+3 coating for long-lasting corrosion protection

✔️ Ideal for industrial, mechanical, and heavy-duty applications