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

USA INDUSTRIALS Hex Head Cap Screw: Steel, Grade 5, Zinc Plated, 5/8"-11, Coarse, 5 1/4 in lg - Grade 5 Steel Hex Head Cap Screws
USA INDUSTRIALSGrade 5 Steel Hex Head Cap Screws

USA INDUSTRIALS Hex Head Cap Screw: Steel, Grade 5, Zinc Plated, 5/8"-11, Coarse, 5 1/4 in lg

USA INDUSTRIALS Grade 5 Steel Hex Head Cap Screws (SKU ZBOLT-3304, MPN ZBOLT-3304) are zinc-plated, 5/8"-11 coarse-thread fasteners, 5 1/4 in long, inch-series, meeting SAE J429 and ASME B18.2.1, supplied in a 5-pack…

SKU 3G-OTH-708865

Also listed as: ZBOLT3304 · ZBOLT 3304

Brand
USA INDUSTRIALS
Item
Hex Head Cap Screw: Steel, Grade 5, Zinc Plated, 5/8"-11, Coarse, 5 1/4 in lg
Category
Grade 5 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

USA INDUSTRIALS
Manufacturer Part Number
ZBOLT-3304
Type
Grade 5, Zinc Plated, 5/8"-11, Coarse, 5 1/4 in lg, Inch, SAE J429, 5 PK

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

USA INDUSTRIALS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

USA INDUSTRIALS Grade 5 Steel Hex Head Cap Screws (SKU ZBOLT-3304, MPN ZBOLT-3304) are zinc-plated, 5/8"-11 coarse-thread fasteners, 5 1/4 in long, inch-series, meeting SAE J429 and ASME B18.2.1, supplied in a 5-pack small pack. Globally sourced, these hex head cap screws are a standard industrial fastener for general-purpose bolting applications.

Frequently Asked Questions

What is a Grade 5 hex head cap screw used for?

A Grade 5 hex head cap screw is a medium-strength fastener used in general industrial bolting applications such as machinery assembly, structural connections, and equipment mounting. The 5/8"-11 coarse thread provides secure clamping in steel and cast-iron assemblies. 3G Electric supplies these USA INDUSTRIALS fasteners globally.

What are the specifications of USA INDUSTRIALS ZBOLT-3304 hex head cap screw?

The USA INDUSTRIALS ZBOLT-3304 is a Grade 5 steel hex head cap screw, zinc plated, 5/8"-11 coarse thread, 5 1/4 in long, inch series. It meets SAE J429 and ASME B18.2.1 standards. Supplied in a 5-pack small pack. 3G Electric sources this globally and delivers worldwide.

Where to buy USA INDUSTRIALS ZBOLT-3304 hex head cap screw worldwide?

3G Electric supplies the USA INDUSTRIALS ZBOLT-3304 Grade 5 hex head cap screw to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this 5/8"-11 coarse-thread fastener in a 5-pack.

How to select the right hex head cap screw for an application?

Select a hex head cap screw by matching thread size (5/8"-11), length (5 1/4 in), grade (Grade 5 for medium strength), and coating (zinc plated for corrosion resistance). Verify standards like SAE J429 and ASME B18.2.1. 3G Electric can help you choose the correct fastener for your industrial bolting needs.

Used in

Common applications for USA INDUSTRIALS
Chemical processing — USA INDUSTRIALS FEP-encapsulated silicone cam-and-groove gaskets for corrosion-resistant sealing in coupling systems.
Food and beverage — USA INDUSTRIALS food-grade FKM cam-and-groove gaskets for sanitary fluid transfer in processing lines.
Water treatment — USA INDUSTRIALS 304 stainless steel gate valves for isolation in piping systems handling non-potable water.
Oil and gas — USA INDUSTRIALS brass ball valves for manual shut-off in low-pressure gas or fluid lines.
Pharmaceutical manufacturing — USA INDUSTRIALS 316 stainless steel globe valves for precise flow control in clean-room environments.
General industrial MRO — USA INDUSTRIALS polypropylene cam-and-groove fittings for temporary hose connections in plant maintenance.

USA INDUSTRIALS Products

3G Electric supplies USA INDUSTRIALS grade 5 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 USA INDUSTRIALS

View all USA INDUSTRIALS parts
Hex Head Cap Screw: Steel, Grade 5, Zinc Plated, 5/8"-11, Coarse, 9 1/2 in lg, Fully Threaded, 5 PK (MPN ZBOLT-3316)
USA INDUSTRIALS
Hex Head Cap Screw: Steel, Grade 5, Zinc Plated, 5/8"-11, Coarse, 9 1/2 in lg, Fully Threaded, 5 PK (MPN ZBOLT-3316)
Hex Head Cap Screw: Steel, Grade 5, Zinc Plated, 3/8"-16, Coarse, 5 1/4 in lg, Inch, SAE J429, 10 PK (MPN ZBOLT-3120)
USA INDUSTRIALS
Hex Head Cap Screw: Steel, Grade 5, Zinc Plated, 3/8"-16, Coarse, 5 1/4 in lg, Inch, SAE J429, 10 PK (MPN ZBOLT-3120)
Hex Head Cap Screw: Steel, Grade 5, Zinc Plated, 1/4"-20, Coarse, 4 3/4 in lg, Inch, SAE J429, 25 PK (MPN ZBOLT-2974)
USA INDUSTRIALS
Hex Head Cap Screw: Steel, Grade 5, Zinc Plated, 1/4"-20, Coarse, 4 3/4 in lg, Inch, SAE J429, 25 PK (MPN ZBOLT-2974)
Hex Head Cap Screw: Steel, Grade 5, Zinc Plated, 1/2"-13, Coarse, 5/8 in lg, Fully Threaded, 25 PK (MPN ZBOLT-3223)
USA INDUSTRIALS
Hex Head Cap Screw: Steel, Grade 5, Zinc Plated, 1/2"-13, Coarse, 5/8 in lg, Fully Threaded, 25 PK (MPN ZBOLT-3223)
Hex Head Cap Screw: Steel, Grade 5, Zinc Plated, 3/8"-16, Coarse, 1 5/8 in lg, Inch, SAE J429, 50 PK (MPN ZBOLT-3083)
USA INDUSTRIALS
Hex Head Cap Screw: Steel, Grade 5, Zinc Plated, 3/8"-16, Coarse, 1 5/8 in lg, Inch, SAE J429, 50 PK (MPN ZBOLT-3083)
Hex Head Cap Screw: Steel, Grade 5, Zinc Plated, 1/4"-20, Coarse, 1 7/8 in lg, Inch, 100 PK (MPN ZBOLT-2946)
USA INDUSTRIALS
Hex Head Cap Screw: Steel, Grade 5, Zinc Plated, 1/4"-20, Coarse, 1 7/8 in lg, Inch, 100 PK (MPN ZBOLT-2946)
Hex Head Cap Screw: Steel, Grade 5, Zinc Plated, 1/2"-13, Coarse, 9 1/2 in lg, Fully Threaded, 5 PK (MPN ZBOLT-3240)
USA INDUSTRIALS
Hex Head Cap Screw: Steel, Grade 5, Zinc Plated, 1/2"-13, Coarse, 9 1/2 in lg, Fully Threaded, 5 PK (MPN ZBOLT-3240)
Hex Head Cap Screw: Steel, Grade 5, Zinc Plated, 5/16"-18, Coarse, 1 7/8 in lg, Inch, 100 PK (MPN ZBOLT-3018)
USA INDUSTRIALS
Hex Head Cap Screw: Steel, Grade 5, Zinc Plated, 5/16"-18, Coarse, 1 7/8 in lg, Inch, 100 PK (MPN ZBOLT-3018)