5/16"-18 UNC Socket Set Screws, Cup Point, Stainless Steel 316 (A4)

Coarse Thread | Marine-Grade 316 Stainless Steel | Cup Point Design

Achieve reliable and corrosion-resistant fastening with 5/16"-18 UNC Socket Set Screws, Cup Point. Crafted from marine-grade 316 (A4) stainless steel, these set screws provide exceptional corrosion resistance, high strength, and long-lasting durability. The cup point improves surface grip, preventing loosening in high-vibration applications, making them ideal for marine, industrial, and structural uses.

Key Features

• Thread Size: 5/16"-18 UNC (Coarse Thread)
• Point Type: Cup Point for enhanced holding power
• Material: 316 (A4) Stainless Steel for maximum corrosion resistance
• Finish: Natural Stainless Steel (Non-Magnetic in Most Cases)
• Drive Style: Hex Socket (Allen wrench required)
• Thread Profile: UNC / Coarse Thread for superior strength
• Application: Marine, industrial, structural, and offshore environments
• Bulk Availability: Cost-effective for large-scale projects

Why Choose 316 Stainless Steel Cup Point Set Screws?

Made from 316 (A4) stainless steel, these set screws provide outstanding corrosion resistance, making them ideal for marine applications, chemical processing, and coastal environments. The cup point design enhances grip and ensures secure fastening in high-torque and high-vibration conditions.

Ideal Applications

• Marine & Offshore Environments
• Industrial Machinery & Equipment
• High-Torque & High-Vibration Applications
• Securing Gears, Collars, & Rotating Components
• Structural & Outdoor Fastening

Installation Tips

• Use a properly sized hex key (Allen wrench) to prevent stripping.
• Apply steady torque for optimal grip.
• Ensure mating surfaces are clean and debris-free before installation.
• For high-vibration applications, consider using a thread-locking compound.

Order in Bulk Today

Choose 5/16"-18 UNC Socket Set Screws, Cup Point for secure, corrosion-resistant fastening in marine, industrial, and structural applications. Order now for fast shipping, bulk discounts, and professional-grade performance.

✔️ Hex socket drive for precise torque application

✔️ Cup point design grips surfaces securely

✔️ 316 Stainless Steel for maximum corrosion resistance