Set Screws Socket Cup Point Nylon Patch Alloy Thermal Black Oxide 3/8-16 x 2 1/2 offers sturdy, reliable engagement for fastening gears, pulleys, fixtures, and components where surface protection is essential. The combination of a cup point with a nylon patch minimizes marring on soft or delicate mating parts while delivering strong retention. Crafted from alloy steel and finished in thermal black oxide for corrosion resistance and a low-gloss appearance, this screw is built to endure demanding environments.

Key specifications

• Thread: 3/8-16 UNC
• Length: 2-1/2 in
• Drive type: Socket
• Point style: Cup
• Patch material: Nylon
• Material: Alloy steel
• Finish: Thermal black oxide

Benefits

• Cup-point geometry provides positive seating and resistance to loosening under vibration.
• Nylon patch protects softer mating surfaces from marring and damage.
• Alloy steel construction delivers high strength and durable clamping force.
• Thermal black oxide finish adds corrosion resistance and a low-glare appearance.

Applications

Use this set screw to secure gears, pulleys, sprockets, and fixtures where a flush seating is required and surface protection matters. Ideal for assemblies with nylon or aluminum components, or where vibration is a concern and retention is important.

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.