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

USA INDUSTRIALS 18-8 Stainless Steel Hex Head Cap Screw - 18-8 Stainless Steel Hex Head Cap Screws
USA INDUSTRIALS18-8 Stainless Steel Hex Head Cap Screws

USA INDUSTRIALS 18-8 Stainless Steel Hex Head Cap Screw

USA Industrials 18-8 Stainless Steel Hex Head Cap Screws (MPN ZBOLT-4645) are plain, coarse-thread fasteners with 3/8"-16 thread size, 4 1/2 in length, and inch system. Supplied in a small pack of 10, they meet ASME…

SKU 3G-OTH-746306

Also listed as: ZBOLT4645 · ZBOLT 4645

Brand
USA INDUSTRIALS
Item
18-8 Stainless Steel Hex Head Cap Screw
Category
18-8 Stainless 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-4645
Type
18-8, Plain, 3/8"-16, Coarse, 4 1/2 in lg, Inch, 10 PK
Pack Size
Small Pack
Dimensional Standards
ASME B18.2.1
Manufacturer Location
Globally Sourced
System of Measurement
Inch
Hex Head Cap Screw Type
Hex Head Cap Screw
Material Quality Standards
ASTM F593

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 18-8 Stainless Steel Hex Head Cap Screws (MPN ZBOLT-4645) are plain, coarse-thread fasteners with 3/8"-16 thread size, 4 1/2 in length, and inch system. Supplied in a small pack of 10, they meet ASME B18.2.1 dimensional standards and ASTM F593 material quality standards.

Frequently Asked Questions

What are the specifications of USA Industrials Hex Head Cap Screw ZBOLT-4645?

The USA Industrials ZBOLT-4645 is an 18-8 stainless steel hex head cap screw with 3/8"-16 coarse thread, 4 1/2 in length, inch system, and plain finish. It meets ASME B18.2.1 dimensional standards and ASTM F593 material quality standards, supplied in a pack of 10.

Where to buy USA Industrials ZBOLT-4645 hex head cap screws worldwide?

3G Electric supplies USA Industrials ZBOLT-4645 hex head cap screws worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver these 18-8 stainless steel fasteners to your facility, regardless of location.

What is USA Industrials ZBOLT-4645 hex head cap screw used for?

The USA Industrials ZBOLT-4645 hex head cap screw is used for general fastening in machinery, equipment assembly, and structural applications requiring corrosion resistance. Its 18-8 stainless steel construction and coarse 3/8"-16 thread make it suitable for industrial environments.

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

Select a hex head cap screw by matching thread size, length, material, and grade to your load and environmental needs. For corrosion resistance, 18-8 stainless steel like USA Industrials ZBOLT-4645 is common. Verify dimensional standards such as ASME B18.2.1 and material standards like ASTM F593 for compliance.

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 18-8 stainless 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
18-8 stainless steel hex head cap screw with plain finish, 1/2"-13 coarse thread, 8-inch length, fully threaded. Meets ASME B18.2.1 dimensional and ASTM F593 material standards. Suitable for machinery assembly, structural fastening, and equipment mounting where corrosion resistance is required
USA INDUSTRIALS
18-8 stainless steel hex head cap screw with plain finish, 1/2"-13 coarse thread, 8-inch length, fully threaded. Meets ASME B18.2.1 dimensional and ASTM F593 material standards. Suitable for machinery assembly, structural fastening, and equipment mounting where corrosion resistance is required
18-8 stainless steel hex head cap screw with plain finish, 3/4"-10 coarse thread, 3-1/2 inch length, fully threaded. Meets ASME B18.2.1 dimensional and ASTM F593 material standards. Sold in a 5-pack. Suitable for general fastening in machinery, structural assemblies, and equipment requiring corrosion resistance
USA INDUSTRIALS
18-8 stainless steel hex head cap screw with plain finish, 3/4"-10 coarse thread, 3-1/2 inch length, fully threaded. Meets ASME B18.2.1 dimensional and ASTM F593 material standards. Sold in a 5-pack. Suitable for general fastening in machinery, structural assemblies, and equipment requiring corrosion resistance
Hex Head Cap Screw: Stainless Steel, 18-8, Plain, 1 1/2"-6, Coarse, 4 1/2 in lg, Partially Threaded (MPN BULK-BOLT-4529)
USA INDUSTRIALS
Hex Head Cap Screw: Stainless Steel, 18-8, Plain, 1 1/2"-6, Coarse, 4 1/2 in lg, Partially Threaded (MPN BULK-BOLT-4529)
18-8 stainless steel hex head cap screw with plain finish, 1/4"-28 fine thread, 2-1/2 inch length, fully threaded. Supplied in a 50-piece pack. Meets ASME B18.2.1 dimensional and ASTM F593 material standards. Used in general industrial fastening applications requiring corrosion resistance, such as machinery assembly and structural joints
USA INDUSTRIALS
18-8 stainless steel hex head cap screw with plain finish, 1/4"-28 fine thread, 2-1/2 inch length, fully threaded. Supplied in a 50-piece pack. Meets ASME B18.2.1 dimensional and ASTM F593 material standards. Used in general industrial fastening applications requiring corrosion resistance, such as machinery assembly and structural joints
This hex head cap screw is made from 18-8 stainless steel with a plain finish. It has a 1"-14 fine thread, is 3 inches long, and is partially threaded. The screw meets ASME B18.2.1 dimensional standards and ASTM F593 material quality standards. It is commonly used in heavy-duty fastening applications where corrosion resistance is needed, such as industrial machinery and structural assemblies
USA INDUSTRIALS
This hex head cap screw is made from 18-8 stainless steel with a plain finish. It has a 1"-14 fine thread, is 3 inches long, and is partially threaded. The screw meets ASME B18.2.1 dimensional standards and ASTM F593 material quality standards. It is commonly used in heavy-duty fastening applications where corrosion resistance is needed, such as industrial machinery and structural assemblies
18-8 stainless steel hex head cap screw with plain finish, 1/4"-20 coarse thread, and 2 3/4 in length. Inch system. Meets ASME B18.2.1 dimensional and ASTM F593 material standards. Supplied in a 50-pack. Commonly used in general fastening applications requiring corrosion resistance
USA INDUSTRIALS
18-8 stainless steel hex head cap screw with plain finish, 1/4"-20 coarse thread, and 2 3/4 in length. Inch system. Meets ASME B18.2.1 dimensional and ASTM F593 material standards. Supplied in a 50-pack. Commonly used in general fastening applications requiring corrosion resistance
Hex Head Cap Screw: Stainless Steel, 18-8, Plain, 1 1/2"-6, Coarse, 5 in lg, Partially Threaded (MPN BULK-BOLT-4532)
USA INDUSTRIALS
Hex Head Cap Screw: Stainless Steel, 18-8, Plain, 1 1/2"-6, Coarse, 5 in lg, Partially Threaded (MPN BULK-BOLT-4532)
18-8 stainless steel hex head cap screw with plain finish, 1/2"-13 coarse thread, 2 inches long, fully threaded. Meets ASME B18.2.1 dimensional and ASTM F593 material standards. Suitable for general-purpose fastening in machinery, structural assemblies, and equipment requiring corrosion resistance
USA INDUSTRIALS
18-8 stainless steel hex head cap screw with plain finish, 1/2"-13 coarse thread, 2 inches long, fully threaded. Meets ASME B18.2.1 dimensional and ASTM F593 material standards. Suitable for general-purpose fastening in machinery, structural assemblies, and equipment requiring corrosion resistance