Grade 8, 5/16"-18 Flange Bolt, Black Phosphate Steel, 3/4 in L, 25 PK MPN:U04132.031.0075
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In Stock
SKU
510-G3388598
Grade 8, 5/16"-18 Flange Bolt, Black Phosphate Steel, 3/4 in L, 25 PK
This Grade 8, 5/16in-18 Flange Bolt is a high-strength fastener ideal for heavy-duty applications in industries such as construction, manufacturing, and oil and gas. With a tensile strength of 150,000 psi, it provides exceptional holding power and resistance to corrosion. The black phosphate finish and oil treatment ensure durability and longevity. Suitable for use in a variety of settings, including machinery, equipment, and infrastructure projects, this bolt meets ASME B18.2.1 dimensional standards. Its compact size and hex drive design make it easy to install and use, making it a reliable choice for demanding applications.
Top product features:
- Has a tensile strength of 150,000 psi
- Has a 5/16-18 thread size
- Is made from Grade 8 black phosphate steel
Top product applications:
- Structural steel framing
- Machine assembly
- Heavy equipment maintenance
Flange Bolts, Dimensional Standards ASME B18.2.1, Drive Hex, Drive Size 5/16 in, Fastener Length 3/4 in, Finish Phosphate and Oil, 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 8, Material Quality Standards SAE J429, Minimum Thread Length 3/4 in, Pack Size Small Pack, System of Measurement Inch, Tensile Strength 150,000 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: 3.90
- Package Width: 3.60
- Package Height: 1.00
- Package Weight: 0.84
Product info last updated on February 19, 2026 7:07pm UTC
Category: Screws and Bolts