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USA INDUSTRIALS Hex Head Cap Screw: Steel, Grade 8, Zinc Yellow, 5/8"-18, Fine, 2 1/4 in lg - Grade 8 Steel Hex Head Cap Screws
USA INDUSTRIALSGrade 8 Steel Hex Head Cap Screws

USA INDUSTRIALS Hex Head Cap Screw: Steel, Grade 8, Zinc Yellow, 5/8"-18, Fine, 2 1/4 in lg

USA INDUSTRIALS Grade 8 Steel Hex Head Cap Screws (MPN ZBOLT-3937) are inch-system fasteners with a zinc yellow finish, 5/8"-18 fine thread, 2 1/4 in length, fully threaded, in a 5-pack. They meet ASME B18.2.1…

SKU 3G-OTH-678909

Brand
USA INDUSTRIALS
Item
Hex Head Cap Screw: Steel, Grade 8, Zinc Yellow, 5/8"-18, Fine, 2 1/4 in lg
Category
Grade 8 Steel Hex Head Cap Screws
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Technical Specifications

USA INDUSTRIALS
Manufacturer Part Number
ZBOLT-3937
Type
Grade 8, Zinc Yellow, 5/8"-18, Fine, 2 1/4 in lg, Fully Threaded, 5 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
SAE J429
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USA INDUSTRIALS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

USA INDUSTRIALS Grade 8 Steel Hex Head Cap Screws (MPN ZBOLT-3937) are inch-system fasteners with a zinc yellow finish, 5/8"-18 fine thread, 2 1/4 in length, fully threaded, in a 5-pack. They meet ASME B18.2.1 dimensional standards and SAE J429 material quality standards, globally sourced.

Frequently Asked Questions

What are Grade 8 hex head cap screws used for?

Grade 8 hex head cap screws are high-strength fasteners used in heavy machinery, automotive assemblies, and structural applications where high tensile strength is required. The zinc yellow finish provides corrosion resistance. USA INDUSTRIALS supplies these globally through 3G Electric.

What are the specifications of USA INDUSTRIALS ZBOLT-3937 hex head cap screws?

USA INDUSTRIALS ZBOLT-3937 is a Grade 8 steel hex head cap screw, 5/8"-18 fine thread, 2 1/4 in long, fully threaded, zinc yellow finish, 5-pack. It meets ASME B18.2.1 dimensional standards and SAE J429 material quality standards. 3G Electric sources and delivers these globally.

Where to buy USA INDUSTRIALS hex head cap screws worldwide?

3G Electric supplies USA INDUSTRIALS 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 pricing and lead time on this Grade 8 fastener.

How to select the right Grade 8 hex head cap screw for an application?

Select Grade 8 hex head cap screws based on thread size, length, and grade strength. For high-stress joints, ensure the fastener meets SAE J429 Grade 8 standards. The zinc yellow finish offers moderate corrosion protection. 3G Electric can help match the correct fastener to your application.

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 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.

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Hex Head Cap Screw: Steel, Grade 8, Zinc Yellow, 9/16"-12, Coarse, 6 1/2 in lg, Inch, SAE J429, 5 PK (MPN ZBOLT-3886). Key specifications — Dimensional Standards: ASME B18.2.1; Manufacturer Location: Globally Sourced; Material Quality Standards: SAE J429; Pack Size: Small Pack; System of Measurement: Inch; Hex Head Cap Screw Type: Hex Head Cap Screw.
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Hex Head Cap Screw: Steel, Grade 8, Zinc Yellow, 5/16"-18, Coarse, 1 1/8 in lg, Inch, 100 PK (MPN ZBOLT-3703). Key specifications — Dimensional Standards: ASME B18.2.1; Manufacturer Location: Globally Sourced; Material Quality Standards: SAE J429; Pack Size: Small Pack; System of Measurement: Inch; Hex Head Cap Screw Type: Hex Head Cap Screw.
USA INDUSTRIALS
Hex Head Cap Screw: Steel, Grade 8, Zinc Yellow, 5/16"-18, Coarse, 1 1/8 in lg, Inch, 100 PK (MPN ZBOLT-3703). Key specifications — Dimensional Standards: ASME B18.2.1; Manufacturer Location: Globally Sourced; Material Quality Standards: SAE J429; Pack Size: Small Pack; System of Measurement: Inch; Hex Head Cap Screw Type: Hex Head Cap Screw.
Hex Head Cap Screw: Steel, Grade 8, Zinc Yellow, 3/8"-24, Fine, 1 3/4 in lg, Fully Threaded, 50 PK (MPN ZBOLT-3772). Key specifications — Dimensional Standards: ASME B18.2.1; Manufacturer Location: Globally Sourced; Material Quality Standards: SAE J429; Pack Size: Small Pack; System of Measurement: Inch; Hex Head Cap Screw Type: Hex Head Cap Screw.
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Hex Head Cap Screw: Steel, Grade 8, Zinc Yellow, 3/8"-24, Fine, 1 3/4 in lg, Fully Threaded, 50 PK (MPN ZBOLT-3772). Key specifications — Dimensional Standards: ASME B18.2.1; Manufacturer Location: Globally Sourced; Material Quality Standards: SAE J429; Pack Size: Small Pack; System of Measurement: Inch; Hex Head Cap Screw Type: Hex Head Cap Screw.
Hex Head Cap Screw: Steel, Grade 8, Zinc Yellow, 7/8"-14, Fine, 1 3/4 in lg, Fully Threaded, 5 PK (MPN ZBOLT-3998). Key specifications — Dimensional Standards: ASME B18.2.1; Manufacturer Location: Globally Sourced; Material Quality Standards: SAE J429; Pack Size: Small Pack; System of Measurement: Inch; Hex Head Cap Screw Type: Hex Head Cap Screw.
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Hex Head Cap Screw: Steel, Grade 8, Zinc Yellow, 7/8"-14, Fine, 1 3/4 in lg, Fully Threaded, 5 PK (MPN ZBOLT-3998). Key specifications — Dimensional Standards: ASME B18.2.1; Manufacturer Location: Globally Sourced; Material Quality Standards: SAE J429; Pack Size: Small Pack; System of Measurement: Inch; Hex Head Cap Screw Type: Hex Head Cap Screw.
Hex Head Cap Screw: Steel, Grade 8, Zinc Yellow, 1/2"-13, Coarse, 1 3/8 in lg, Fully Threaded, 25 PK (MPN ZBOLT-3831). Key specifications — Dimensional Standards: ASME B18.2.1; Manufacturer Location: Globally Sourced; Material Quality Standards: SAE J429; Pack Size: Small Pack; System of Measurement: Inch; Hex Head Cap Screw Type: Hex Head Cap Screw.
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Hex Head Cap Screw: Steel, Grade 8, Zinc Yellow, 3/8"-16, Coarse, 5 1/4 in lg, Inch, SAE J429, 10 PK (MPN ZBOLT-3759). Key specifications — Dimensional Standards: ASME B18.2.1; Manufacturer Location: Globally Sourced; Material Quality Standards: SAE J429; Pack Size: Small Pack; System of Measurement: Inch; Hex Head Cap Screw Type: Hex Head Cap Screw.
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Hex Head Cap Screw: Steel, Grade 8, Zinc Yellow, 1/4"-28, Fine, 3 in lg, Fully Threaded, Inch, 50 PK (MPN ZBOLT-3692). Key specifications — Dimensional Standards: ASME B18.2.1; Manufacturer Location: Globally Sourced; Material Quality Standards: SAE J429; Pack Size: Small Pack; System of Measurement: Inch; Hex Head Cap Screw Type: Hex Head Cap Screw.
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