Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
ARMOR COAT Grade 8 Steel Hex Head Cap Screw - Grade 8 Steel Hex Head Cap Screws
ARMOR COATGrade 8 Steel Hex Head Cap Screws

ARMOR COAT Grade 8 Steel Hex Head Cap Screw

The ARMOR COAT Grade 8 Steel Hex Head Cap Screw (SKU 3G-OTH-678901) is a 3/8"-16 coarse-thread fastener, 5 1/2 inches long, supplied in a 10-pack. Manufactured to ASME B18.2.1 dimensional standards and SAE J429…

SKU 3G-OTH-678901

Also listed as: UST 235780 · UST-235780

Brand
ARMOR COAT
Item
Grade 8 Steel Hex Head Cap Screw
Part Number
UST235780
Category
Grade 8 Steel Hex Head Cap Screws
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

ARMOR COAT
Manufacturer Part Number
UST235780
Type
Grade 8, Armor Coat, 3/8"-16, Coarse, 5 1/2 in lg, Made in USA*, 10 PK
Pack Size
Small Pack
Dimensional Standards
ASME B18.2.1
Made in North America
Yes
Manufacturer Location
Made in USA*
System of Measurement
Inch
Hex Head Cap Screw Type
Hex Head Cap Screw
Material Quality Standards
SAE J429

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

ARMOR COAT Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The ARMOR COAT Grade 8 Steel Hex Head Cap Screw (SKU 3G-OTH-678901) is a 3/8"-16 coarse-thread fastener, 5 1/2 inches long, supplied in a 10-pack. Manufactured to ASME B18.2.1 dimensional standards and SAE J429 material quality standards, it is made in the USA. 3G Electric sources this genuine industrial fastener across 14 departments, with specialist expertise in combustion, pumps, and controls ensuring accurate sourcing and support.

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 for high-strength fastening in heavy machinery, automotive assemblies, and structural applications. The ARMOR COAT 3/8"-16 coarse-thread screw, 5 1/2 inches long, meets SAE J429 standards for tensile strength and is made in the USA.

What are the specifications of the ARMOR COAT hex head cap screw?

The ARMOR COAT hex head cap screw is Grade 8 steel, 3/8"-16 coarse thread, 5 1/2 inches long, in a 10-pack. It meets ASME B18.2.1 dimensional standards and SAE J429 material quality standards. The manufacturer part number is UST235780, and it is made in the USA.

Where to buy ARMOR COAT hex head cap screws worldwide?

3G Electric supplies ARMOR COAT hex head cap screws worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source genuine fasteners across 14 departments, including specialist expertise in combustion, pumps, and controls. Contact us for availability and delivery to your location.

How to select the right hex head cap screw for heavy-duty applications?

For heavy-duty applications, select a Grade 8 steel hex head cap screw like the ARMOR COAT 3/8"-16 coarse thread, 5 1/2 inches long. Ensure it meets SAE J429 standards for tensile strength and ASME B18.2.1 dimensions. 3G Electric can help match specifications to your load and environmental requirements.

Not sure this is the right part? Photo-identify it→

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.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from ARMOR COAT

View all ARMOR COAT parts →
Grade 8 steel hex head cap screws with Armor Coat finish, 5/8"-11 coarse thread, 5 1/2 in length. Meets SAE J429 material standards and ASME B18.2.1 dimensional standards. Suitable for heavy-duty fastening applications requiring high tensile strength. Sold in a pack of 5
ARMOR COAT
Grade 8 steel hex head cap screws with Armor Coat finish, 5/8"-11 coarse thread, 5 1/2 in length. Meets SAE J429 material standards and ASME B18.2.1 dimensional standards. Suitable for heavy-duty fastening applications requiring high tensile strength. Sold in a pack of 5

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first