Dottie FWS516 Washer, 5/16" Stainless-Steel Flat Washer

Designed to deliver secure, long-lasting connections for security and networking applications, the Dottie FWS516 stainless-steel flat washer increases fastener bearing area to prevent pull-through and evenly distribute load. This Dottie flat washer, manufactured from 18-8 stainless steel, provides excellent corrosion resistance for outdoor surveillance, CCTV, access control and monitoring equipment. The standard 5/16 in size fits common bolts and screws used in low-voltage and IT infrastructure, while ASME B18.21.1 compliance ensures consistent dimensions and reliable performance across installations.

Using the FWS516 helps reduce maintenance by minimizing fastener loosening from vibration—critical for cameras, sensors, and rack-mounted networking gear. Supplied in a convenient pack of 100, these washers streamline procurement for installers and contractors handling multiple endpoints or large deployments. Choose the Dottie 5/16 in flat washer to protect your mounts, extend service life, and maintain uptime for your security and surveillance systems. Order a pack today for your next CCTV, access control, or networking project.

• Ensures secure, reliable mounts by increasing fastener bearing area to prevent pull-through and spread load
• 18-8 stainless steel resists corrosion for long-term performance in outdoor security and surveillance installs
• Helps prevent loosening from vibration to keep monitoring and CCTV systems operational
• Standard 5/16 in size fits common bolts and is ASME B18.21.1 compliant for consistent installation quality
• Pack of 100 reduces procurement time and cost for large low-voltage, networking, and physical security projects