5/16"-18 X 2-3/4" Machine Screws | Oval Head | Slotted Drive | 18/8 Stainless Steel (500/Pkg.)

Machine Screws Slotted Oval 18/8 Stainless 5/16-18 x 2 3/4 deliver reliable, corrosion-resistant fastening for mechanical assemblies, cabinetry, appliances, and outdoor projects. These screws combine a slotted oval head with a stainless steel composition to provide both decorative appearance and dependable performance.

Overview

Designed for metal-to-metal or metal-to-wood engagements where a flush or decorative head is desired, this screw offers durability in challenging conditions thanks to its 18/8 stainless steel construction.

• Head style: Slotted Oval — provides a low-profile, finished look with a drive slot for simple installation.
• Material: 18/8 stainless steel (AISI 304) for excellent corrosion resistance and strength.
• Size: 5/16-18 diameter with 2-3/4" length.
• Thread: 18 threads per inch (UNC) for standard machine screw engagement.
• Finish: Bright, corrosion-resistant stainless finish suitable for indoor and outdoor use.

Specifications

• Diameter: 5/16 in
• Thread pitch: 18 TPI (UNC)
• Length: 2-3/4 in
• Head style: Slotted Oval
• Drive: Slotted
• Material: 18/8 stainless steel (AISI 304)

Applications

Ideal for cabinetry, appliances, electronics housings, and outdoor enclosures where a decorative, flush-fastener is desired. The 18/8 stainless construction resists rust and staining in wet or humid environments, making these screws suitable for marine-adjacent projects, garden equipment, and exposed installations when paired with compatible nuts, washers, or tapped holes.

Why choose these machine screws?

• Durable, corrosion-resistant stainless steel for long service life.
• Slotted oval head provides a clean, finished appearance.
• Common UNC thread (18 TPI) ensures compatibility with standard nuts and tapped holes.
• Precise 5/16" diameter and 2 3/4" length for exact-fit assemblies.