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USA INDUSTRIALS Hex Head Cap Screw: Stainless Steel, 18-8, Plain, 1/4"-20, Coarse, 2 3/4 in lg - 18-8 Stainless Steel Hex Head Cap Screws
USA INDUSTRIALS18-8 Stainless Steel Hex Head Cap Screws

USA INDUSTRIALS Hex Head Cap Screw: Stainless Steel, 18-8, Plain, 1/4"-20, Coarse, 2 3/4 in lg

USA Industrials 18-8 Stainless Steel Hex Head Cap Screws, plain finish, 1/4"-20 coarse thread, 2 3/4 in length, inch system, 50-pack (MPN ZBOLT-4591). Manufactured to ASME B18.2.1 dimensional standards and ASTM F593…

SKU 3G-OTH-746265

Also listed as: ZBOLT4591 · ZBOLT 4591

Brand
USA INDUSTRIALS
Item
Hex Head Cap Screw: Stainless Steel, 18-8, Plain, 1/4"-20, Coarse, 2 3/4 in lg
Category
18-8 Stainless Steel Hex Head Cap Screws
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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.

Technical Specifications

USA INDUSTRIALS
Manufacturer Part Number
ZBOLT-4591
Type
18-8, Plain, 1/4"-20, Coarse, 2 3/4 in lg, Inch, 50 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

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

Product Description

USA Industrials 18-8 Stainless Steel Hex Head Cap Screws, plain finish, 1/4"-20 coarse thread, 2 3/4 in length, inch system, 50-pack (MPN ZBOLT-4591). Manufactured to 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-4591?

This 18-8 stainless steel hex head cap screw has a 1/4"-20 coarse thread, 2 3/4 in length, plain finish, and inch system. It meets ASME B18.2.1 dimensional standards and ASTM F593 material quality standards. Supplied in a 50-pack by USA Industrials.

Where to buy USA Industrials ZBOLT-4591 hex head cap screws worldwide?

3G Electric supplies USA Industrials ZBOLT-4591 hex head cap screws worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this 18-8 stainless steel, 1/4"-20 coarse thread, 2 3/4 in length, 50-pack fastener.

What is USA Industrials ZBOLT-4591 hex head cap screw used for?

This 18-8 stainless steel hex head cap screw is used for general fastening in industrial, construction, and maintenance applications where corrosion resistance is needed. The 1/4"-20 coarse thread and 2 3/4 in length suit medium-duty assemblies. It meets ASME B18.2.1 and ASTM F593 standards.

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

Select based on material, thread size, length, and strength. For corrosion resistance, 18-8 stainless steel like USA Industrials ZBOLT-4591 works well. Confirm thread type (coarse 1/4"-20), length (2 3/4 in), and compliance with ASME B18.2.1 and ASTM F593. 3G Electric can help source the correct fastener.

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.

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