5/16"-18 Socket Head Cap Screw, Zinc Plated Steel, 2-1/4 in Length MPN:3131
5/16"-18 Socket Head Cap Screw, Zinc Plated Steel, 2-1/4 in Length
The 5/16in-18 Socket Head Cap Screw from 80/20 is a high-quality fastener designed for a variety of applications. Its zinc-plated steel construction provides excellent corrosion resistance, making it ideal for use in harsh environments. With a length of 2-1/4 inches and a thread size of 5/16in-18, this screw is perfect for assembling metal frames, machinery, and other equipment. Its socket head design allows for easy installation and removal, while its cap screw style provides a secure hold. Suitable for use in industrial, commercial, and residential settings, this screw is a reliable choice for any project that requires a strong and durable fastener.
Top product features:
- Zinc plating provides corrosion resistance to the steel fastener.
- The 5/16in-18 thread size allows for secure engagement with compatible mating parts.
- The socket head design enables easy installation and removal with a socket wrench.
Top product applications:
- Machine Building
- Construction Equipment
- Aerospace Engineering
Socket Head Cap Screw, Steel, Zinc-Plated, Fastener Thread Size 5/16 In.-18, Fastener Thread Length 1 13/32 in, Screw, Socket Head Cap, Inch
Additional Information
- Country of Origin: TW
- Drop Ship Item: Yes
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 10 days
- Minimum Order Quantity: 6
- Unit of Measure: EA
- Package Length: 1.00
- Package Width: 1.00
- Package Height: 1.00
- Package Weight: 1.00
Product info last updated on February 1, 2026 4:57pm UTC
Category: Screws and Bolts