5/16-18 x 1-1/4" Grade 5 Zinc Plated UNC (Coarse) Hex Head Cap Screws, 50 pk. MPN:U01258.031.0125
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In Stock
Free Shipping
In Stock
SKU
510-G3388765
5/16-18 x 1-1/4" Grade 5 Zinc Plated UNC (Coarse) Hex Head Cap Screws, 50 pk.
These 5/16-18 x 1-1/4in Grade 5 Zinc Plated UNC Hex Head Cap Screws are ideal for a variety of applications, including heavy-duty machinery, industrial equipment, and construction projects. Their high tensile strength of 120,000 psi and grade 5 material ensure durability and reliability. The zinc plated finish provides corrosion resistance, making them suitable for use in harsh environments. With their standard flange bolts and hex drive, these screws are easy to install and offer a secure hold. They are perfect for use in heavy machinery, construction, and industrial settings where strength and reliability are essential.
Top product features:
- Zinc plating provides corrosion resistance
- Hex head design allows for secure hand tightening
- Grade 5 steel meets high-strength requirements
Top product applications:
- Heavy Equipment Assembly
- Bridge Construction
- Industrial Machinery Mounting
Flange Bolts, Dimensional Standards ASME B18.2.1, Drive Hex, Drive Size 5/16 in, Fastener Length 1 1/4 in, Finish Zinc Plated, Flange Diameter 11/16 in, Flange Type Standard, Head Height 21/64 in, Head Width 1/2 in, Manufacturer Location Globally Sourced, Material Steel, Material Grade/Class Grade 5, Material Quality Standards SAE J429, Minimum Thread Length 1 1/4 in, Pack Size Small Pack, System of Measurement Inch, Tensile Strength 120,000 psi, Thread Size 5/16 In.-18
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: 5.80
- Package Width: 4.00
- Package Height: 1.50
- Package Weight: 2.07
Product info last updated on February 3, 2026 4:55am UTC
Category: Screws and Bolts