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

USA Industrials 18-8 Stainless Steel Hex Head Cap Screws (MPN ZBOLT-4590) are plain, coarse-thread fasteners with 1/4"-20 thread size and 2 1/4 in length, supplied in a 50-pack. Manufactured to ASME B18.2.1…

SKU 3G-OTH-746114

Also listed as: ZBOLT4590 · ZBOLT 4590

Brand
USA INDUSTRIALS
Item
Hex Head Cap Screw: Stainless Steel, 18-8, Plain, 1/4"-20, Coarse, 2 1/4 in lg
Category
18-8 Stainless Steel Hex Head Cap Screws
Available to Order
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

USA INDUSTRIALS
Manufacturer Part Number
ZBOLT-4590
Type
18-8, Plain, 1/4"-20, Coarse, 2 1/4 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 (MPN ZBOLT-4590) are plain, coarse-thread fasteners with 1/4"-20 thread size and 2 1/4 in length, supplied in a 50-pack. Manufactured to ASME B18.2.1 dimensional standards and ASTM F593 material quality standards, these inch-system screws are globally sourced for industrial bolting applications.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What are the specifications of USA Industrials Hex Head Cap Screw ZBOLT-4590?

The USA Industrials ZBOLT-4590 is an 18-8 stainless steel hex head cap screw with 1/4"-20 coarse threads, 2 1/4 in length, plain finish, inch system, in a 50-pack. It meets ASME B18.2.1 dimensional and ASTM F593 material quality standards.

Where to buy USA Industrials ZBOLT-4590 hex head cap screws worldwide?

3G Electric supplies USA Industrials ZBOLT-4590 hex head cap screws worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time.

What is USA Industrials ZBOLT-4590 hex head cap screw used for?

This 18-8 stainless steel hex head cap screw is used for general industrial bolting applications requiring corrosion resistance. Common in machinery assembly, structural fastening, and equipment maintenance across machining, material handling, and power transmission systems.

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

Select based on thread size (1/4"-20), length (2 1/4 in), material (18-8 stainless steel for corrosion resistance), and grade (ASTM F593). Ensure dimensional compliance with ASME B18.2.1. For high-temperature or high-stress environments, consult a specialist for alternative materials.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
Hex Head Cap Screw: Stainless Steel, 18-8, Plain, 1/4"-28, Fine, 5 in lg, Partially Threaded, 25 PK (MPN ZBOLT-4613)
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Hex Head Cap Screw: Stainless Steel, 18-8, Plain, 1/4"-28, Fine, 5 in lg, Partially Threaded, 25 PK (MPN ZBOLT-4613)
Hex Head Cap Screw: Stainless Steel, 316, Plain, 3/8"-24, Fine, 2 3/4 in lg, 9/16 in Head Wd, 25 PK (MPN ZBOLT-4853)
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Hex Head Cap Screw: Stainless Steel, 316, Plain, 3/8"-24, Fine, 2 3/4 in lg, 9/16 in Head Wd, 25 PK (MPN ZBOLT-4853)
Hex Head Cap Screw: Steel, Grade 5, Cadmium Plated, 5/16"-18, Coarse, 2 in lg, 3/16 in Head Ht, 5 PK (MPN ZBOLT-2854)
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Hex Head Cap Screw: Steel, Grade 5, Cadmium Plated, 5/16"-18, Coarse, 2 in lg, 3/16 in Head Ht, 5 PK (MPN ZBOLT-2854)
Hex Head Cap Screw: Stainless Steel, A2, NL-19, 1/2"-13, Coarse, 2 in lg, Globally Sourced, 10 PK (MPN FBHEXB12132P10)
FOREVERBOLT
Hex Head Cap Screw: Stainless Steel, A2, NL-19, 1/2"-13, Coarse, 2 in lg, Globally Sourced, 10 PK (MPN FBHEXB12132P10)
Hex Head Cap Screw: Stainless Steel, A2, NL-19, 1/2"-13, Coarse, 4 in lg, Globally Sourced, 5 PK (MPN FBHEXB12134P5)
FOREVERBOLT
Hex Head Cap Screw: Stainless Steel, A2, NL-19, 1/2"-13, Coarse, 4 in lg, Globally Sourced, 5 PK (MPN FBHEXB12134P5)
Hex Head Cap Screw: Stainless Steel, A2, NL-19, 1/2"-13, Coarse, 3 in lg, Globally Sourced, 10 PK (MPN FBHEXB12133P10)
FOREVERBOLT
Hex Head Cap Screw: Stainless Steel, A2, NL-19, 1/2"-13, Coarse, 3 in lg, Globally Sourced, 10 PK (MPN FBHEXB12133P10)

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