5/16-18 X 7/8″ Socket Cap Screws Button Head Hex Socket Drive Nylon Patch Alloy Steel Thermal Black Oxide (100 / Pkg.) Don’t Miss Out

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