Engineered for secure, vibration-free fastening, this Set Screws Socket Knurled Cup Point Alloy Thermal Black Oxide 5-40 X 3/16 delivers reliable clamping in metalworking, machinery assemblies, and precision applications. Crafted from high-strength alloy steel and heat-treated for durability, it features a knurled cup point and a socket drive for easy adjustment with a standard hex wrench. The thermal black oxide finish provides corrosion resistance and a low-profile appearance for clean, professional installations.

Key Features

• Knurled cup point: creates a broad contact surface that resists slip under vibration while protecting the mating surface.
• Socket drive: accepts a standard hex key, enabling secure, tool-friendly tightening.
• Alloy steel, heat-treated: high strength, wear resistance, and long service life.
• Thermal black oxide finish: offers corrosion resistance with a sleek, low-gloss look.
• Size: 5-40 thread x 3/16 inch length: compact, versatile fastener compatible with common assemblies.

Specifications

• Thread size: 5-40
• Length: 3/16 in
• Point style: Cup
• Finish: Thermal black oxide
• Material: Alloy steel
• Drive: Socket (internal hex)

Applications

Ideal for securing pulleys, gears, couplings, and fixtures in machine tools, automotive assemblies, and equipment where a secure, vibration-resistant fastener is essential. The knurled cup point distributes load and minimizes marring while the socket drive provides convenient, tool-friendly tightening.

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