Dottie 5MB51634 Screw, 5/16"-18 3/4" Grade Hex Head Cap Screw

Built for dependable mounting in security and surveillance installations, the Dottie 5MB51634 Grade 5 Hex Head Cap Screw provides consistent clamp force and high-load performance where reliability matters. This 5/16-18 x 3/4" hex head cap screw is made from medium carbon steel and zinc plated to resist corrosion on camera mounts, network racks, and access control hardware. With 18 TPI and compatibility for internally tapped holes or use with nuts, it simplifies fastening for mounting brackets, junction boxes, cable trays and other monitoring or networking equipment.

Meeting SAE J429 and ASME B18.2.1 standards, the Dottie screw delivers predictable strength and dimensional accuracy across large installs. Use it with a hardened washer under the turned component to ensure secure clamp and long service life. Supplied in an economical 100-pack, these screws reduce downtime and streamline procurement for contractors and security integrators. Order the Dottie 5MB51634 to standardize your fastening hardware on surveillance, security, and networking projects.

• Reliable clamp force for security and surveillance mounts, minimizing loosening under load
• Grade 5 medium carbon steel construction for consistent medium-strength performance
• Zinc-plated finish resists corrosion for long-term monitoring and outdoor installations
• Universal fit for tapped holes or use with nuts, making installation flexible on racks and brackets
• Packaged in 100-count for jobsite efficiency and simplified inventory management