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SKU: HN-516SS

Conquest 5/16"-18 F594 Hex Nut - 18-8 Stainless Steel

Conquest 5/16"-18 F594 Hex Nut - 18-8 Stainless Steel!

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SKU: HN-516SS

Conquest 5/16"-18 F594 Hex Nut - 18-8 Stainless Steel

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Specifications

Diameter: 5/16"
Thickness: Max: 0.273" Min: 0.258"
Thread Type: Coarse
Threads Per Inch: 18
Wrench Size: 1/2"
Material: 18-8 Stainless Steel
Type: F594
Manufacturer Name: Conquest Fasteners
Quantity: 1
Description

5/16"-18 Conquest F594 Hex Nut – 18-8 Stainless Steel

Built to perform in harsh environments, the 5/16"-18 Conquest Hex Nut is a dependable stainless steel fastener designed for strength, corrosion resistance, and versatile application. Engineered to ASTM F594 standards and made from durable 18-8 stainless steel, this hex nut is an excellent choice for outdoor structures, marine hardware, and other demanding installations where longevity matters.

Rugged Stainless Steel Hex Nut for Structural, Marine, and Outdoor Use

With its 5/16" diameter and coarse 18 TPI threading, this Conquest hex nut is built for compatibility and durability. It's ideal for structural framing, fencing, docks, and utility infrastructure exposed to moisture, salt, or chemical environments. Whether you're a professional contractor or a dedicated DIYer, this hex nut ensures lasting performance where lesser fasteners fail. Pair it with matching stainless bolts or rod to complete a corrosion-resistant fastening system that holds strong over time.

Key Features

  • 18-8 Stainless Steel: Resists rust and corrosion for dependable use in wet, humid, and coastal environments.
  • Thread Type/TPI: Coarse thread with 18 TPI ensures secure fastening and simplifies alignment with matching hardware.
  • Standard Compliance: Conforms to ASTM F594 specifications for consistent quality and mechanical strength.
  • Hex Design: Six-sided shape allows for easy wrench application in confined or exposed workspaces.
  • System Compatibility: Designed to pair with 5/16"-18 stainless bolts, threaded rod, or equivalent stainless fasteners.

Applications

  • Marine and dock construction projects
  • Outdoor structural framing and metal enclosures
  • Animal fencing and agricultural enclosures
  • Utility hardware and support assemblies
  • DIY construction projects in moisture-prone environments

Installation Tips

  • Match with 5/16"-18 stainless steel threaded rod or bolts for optimal performance.
  • Use hex sockets or wrenches for easy installation and secure torque.
  • Inspect and clean threads before installation to prevent cross-threading or binding.

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California Residents: WARNING

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× WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects and other reproductive harm. For more information visit: www.P65Warnings.ca.gov.

Customer Reviews

Based on 8 reviews
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13%
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D
Don Cordell Ward
Aw…Nuts

The nuts were just as I ordered. You can’t say much more about ‘em but you can say something about the service and these guys and gals are the best. They’re as much responsible for your work and reputation as your self and your business. Keep up the good work! They’re a great team.

B
Bruce Cuevas
Order was perfect and right on time.

Everything was perfect! Thank You!!

C
C.R.

Great company. Quality Fasteners. Exceptional shipping and handling speed. Very Satisfied.