5/16-18 X 7/8" Socket Cap Screws | Button Head Hex Socket Drive | Nylon Patch | Alloy Steel Thermal Black Oxide (100 / Pkg.)

Cap Screws Button Socket Nylon Patch Alloy Thermal Black Oxide 5/16-18 x 7/8 are high-strength, low-profile fasteners engineered for secure mounting in a range of industrial and mechanical applications. The button socket head provides a clean, flush finish, while the internal hex drive ensures easy, precise tightening with standard tools. A Nylon Patch adds vibration damping and helps protect mating surfaces, making these screws ideal for equipment where a quiet, stable fit is required.

Key Features

• Head type: Button Socket for a sleek, low-profile appearance
• Drive: Internal Hex (Allen) for simple installation
• Thread size: 5/16-18
• Length: 7/8 in
• Finish: Thermal Black Oxide for corrosion resistance and a smooth, professional look
• Material: Alloy with Nylon Patch construction

Benefits

• Flush, snag-free mounting with a durable, high-strength alloy
• Enhanced surface protection and vibration damping from the Nylon Patch
• Reliable performance in machinery, automotive assemblies, enclosures, and equipment housings
• Resistant to wear and corrosion thanks to the thermal black oxide finish

Specifications

• Thread: 5/16-18
• Length: 7/8 in
• Head: Button Socket
• Finish: Thermal Black Oxide
• Material: Alloy with Nylon Patch