5/16"-18 x 1-1/4 in Phillips Oval Machine Screw, Plain 18-8 Stainless Steel, 25 PK MPN:U51320.031.0125
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Free Shipping
In Stock
SKU
510-G2811168
5/16"-18 x 1-1/4 in Phillips Oval Machine Screw, Plain 18-8 Stainless Steel, 25 PK
This 5/16in-18 x 1-1/4 in Phillips Oval Machine Screw is a versatile fastener ideal for a wide range of applications, including industrial, marine, and architectural projects. Made from 18-8 stainless steel, it offers excellent corrosion resistance and durability. The oval head provides a secure fit in countersunk holes, while the coarse thread ensures a strong hold in materials like wood, metal, and plastic. With a tensile strength of 60,000 psi, this machine screw is perfect for heavy-duty use and can withstand harsh environments. Its compact size and variety pack make it a convenient choice for DIY projects and professional installations.
Top product features:
- 5/16in-18 thread provides a secure fastening option for a wide range of applications
- Plain finish minimizes the risk of corrosion and makes the screw easier to clean
- 60,000 psi tensile strength ensures the screw can withstand heavy loads and stresses
Top product applications:
- Building and construction projects
- Automotive repair and customization
- Industrial equipment assembly and maintenance
Machine Screw, Head Type Oval, Material Stainless Steel, Finish Plain, Drive Phillips, Thread Size 5/16 In.-18, Fastener Length 1 1/4 in, Head Width 0.579 in, Head Height 0.29 in, Drive Size #4, Tensile Strength 60,000 psi, Dimensional Standards ASME B18.6.3, Pack Size Small, Type Machine Screw, Maximum Head Width 37/64 in, Minimum Head Width Not Applicable, Maximum Head Height 19/64 in, Minimum Head Height Not Applicable, System of Measurement Inch, Thread Type Coarse, Package Quantity 25
Additional Information
- Country of Origin: ZZ
- Drop Ship Item: No
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 1 days
- Minimum Order Quantity: 1
- Unit of Measure: PK
- Package Length: 7.00
- Package Width: 3.50
- Package Height: 1.50
- Package Weight: 0.70
Product info last updated on February 19, 2026 4:21am UTC
Category: Screws and Bolts