ARMOR COAT Hex Head Cap Screw: Steel, Grade 8, Armor Coat, 5/16"-18, Coarse, 3 1/2 in lg
The ARMOR COAT Hex Head Cap Screw is a Grade 8 steel fastener, 5/16"-18 coarse thread, 3 1/2 inches long, in a 25-pack. Manufactured to SAE J429 material quality standards and ASME B18.2.1 dimensional standards, this…
SKU 3G-OTH-678877
Also listed as: UST 235758 · UST-235758
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The ARMOR COAT Hex Head Cap Screw is a Grade 8 steel fastener, 5/16"-18 coarse thread, 3 1/2 inches long, in a 25-pack. Manufactured to SAE J429 material quality standards and ASME B18.2.1 dimensional standards, this inch-system screw is made in North America.
Frequently Asked Questions
What is a Grade 8 steel hex head cap screw used for?
A Grade 8 steel hex head cap screw is used in high-strength bolting applications such as heavy equipment assembly, structural steel connections, and automotive drivetrain mounting. The ARMOR COAT 5/16"-18 screw provides corrosion resistance and meets SAE J429 for tensile strength in demanding industrial environments.
What are the specifications of the ARMOR COAT hex head cap screw?
The ARMOR COAT hex head cap screw is Grade 8 steel, 5/16"-18 coarse thread, 3 1/2 inches long, in a 25-pack. It meets ASME B18.2.1 dimensional standards and SAE J429 material quality standards. It is made in North America and uses inch-system measurement.
Where to buy ARMOR COAT hex head cap screws worldwide?
3G Electric supplies ARMOR COAT hex head cap screws worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us to order the 5/16"-18 Grade 8 screw (MPN UST235758) for your application.
How to select the right hex head cap screw for high-strength applications?
Select a hex head cap screw by matching grade (Grade 8 for high strength), thread size (5/16"-18 coarse), length (3 1/2 inches), and material standards (SAE J429). The ARMOR COAT screw offers corrosion resistance. Always verify dimensional compliance with ASME B18.2.1 for proper fit.
ARMOR COAT Products
3G Electric supplies ARMOR COAT grade 8 steel hex head cap screws. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
