5/16″-18 UNC Socket Set Screws, Cup Point, Stainless Steel A2 (18-8)

Coarse Thread | Corrosion-Resistant 18-8 Stainless Steel | Cup Point Design

Get superior corrosion resistance and secure fastening with 5/16″-18 UNC Socket Set Screws, Cup Point. Manufactured from high-quality A2 (18-8) stainless steel, these set screws provide long-lasting durability, excellent rust resistance, and high holding power. The cup point design ensures a firm grip and prevents movement under vibration, making these screws ideal for machinery, marine applications, and high-load assemblies.

Key Features

• Thread Size: 5/16″-18 UNC (Coarse Thread)
• Point Type: Cup Point for enhanced grip and holding power
• Material: A2 (18-8) Stainless Steel for superior corrosion resistance
• Finish: Natural Stainless Steel (Non-Magnetic in Most Cases)
• Drive Style: Hex Socket (Allen wrench required)
• Thread Profile: UNC / Coarse Thread for strong fastening
• Application: Marine, industrial, outdoor, and high-load applications
• Bulk Packs: Cost-effective for industrial and manufacturing use

Why Choose Stainless Steel Cup Point Set Screws?

The A2 (18-8) stainless steel construction provides long-term resistance to rust and corrosion, making these set screws ideal for marine, automotive, and outdoor applications. The cup point design enhances surface grip and vibration resistance, ensuring components remain secure in high-torque environments.

Ideal Applications

• Marine & Outdoor Fastening
• Automotive & Aerospace Applications
• Industrial Machinery & Equipment
• High-Vibration & High-Torque Assemblies
• Securing Gears, Collars, & Pulleys

Installation Tips

• Use an appropriately sized hex key (Allen wrench) to avoid drive damage.
• Apply steady torque to prevent thread stripping or rounding the drive.
• Ensure mating surfaces are clean and free of debris for optimal grip.
• For high-vibration applications, consider using a thread-locking compound.

Order in Bulk Today

Depend on 5/16″-18 UNC Socket Set Screws, Cup Point for secure, corrosion-resistant fastening in industrial, marine, and high-torque applications. Order now for fast shipping, bulk discounts, and long-term durability.

Hex socket drive for precise torque application

Cup point design grips surfaces under high torque

A2 Stainless Steel offers excellent corrosion resistance

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