Dottie 5MB516114 Screw, 5/16"-18 1-1/4" Grade Hex Head Cap Screw

Dependable fastening for security and low-voltage installations—Dottie’s Grade 5 Hex Cap Screw delivers consistent clamp force where it matters most. The Dottie 5MB516114 screw is a 5/16"-18 x 1-1/4" hex head cap screw made from medium carbon steel with a zinc-plated finish, engineered for mounting cameras, network racks, conduit straps and other surveillance or monitoring hardware.

Designed to meet SAE J429 material expectations and ASME dimensional guidance, this Grade 5 cap screw balances medium strength with reliable ductility, making it ideal for controlled clamp force and moderate high-load connections. The hex head allows quick torquing with standard wrenches or sockets, and the 18 TPI thread ensures precise engagement in tapped holes or when paired with mating nuts. Supplied in economical 100-piece packs, it helps contractors, integrators and IT installers maintain inventory and reduce job delays.

Choose Dottie for proven fasteners that support security, surveillance, networking and IT applications. Add the 5MB516114 Grade 5 hex cap screws to your parts list for dependable, code-conscious mounting—order now to stock your next installation.

• Reliable clamp force for secure mounts in security, surveillance and IT installations
• Zinc-plated medium carbon steel resists corrosion for long-term outdoor and indoor use
• 5/16"-18 thread and 1-1/4" length provide consistent fit for tapped holes or paired with nuts
• Grade 5 strength balances toughness and ductility for medium-load applications
• Packaged in 100-piece quantities to keep jobsites and service vans stocked and reduce downtime