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Nuts

  • Coupling Nuts

    Coupling Nuts

    Coupling Nuts

  • Hex Nuts

    Hex Nuts

    Hex Nuts

  • Heavy Hex Nuts

    Heavy Hex Nuts

    Heavy Hex Nuts

  • Nylon Insert Locknuts

    Nylon Insert Locknuts

    Nylon Insert Locknuts

12 products

  • Coupler Nuts
    SKU: ARCN12-38-114Z

    Conquest Reducing Rod Coupler Nuts - Zinc

    Diameters
    3/8" - 1/4" 1/2" to 3/8" 5/8" - 1/2" 3/4" - 5/8"
    • For use with coarse thread threaded rod
    • Zinc finish for added corrosion resistance
    starting at
    $0.68
    Ships today when you order in the next 6 hours 18 minutes.
    starting at
    $0.68
    Ships today when you order in the next 6 hours 18 minutes.
  • Conquest 1/4"-20 Grade C NE Nylon Insert Locknut - Plain
    SKU: NENILNC-14-20

    Conquest Grade C NE Nylon Insert Locknut w/Coarse Threads - Plain

    Diameters
    1/4" 5/16" 3/8" 7/16" 1/2" 9/16" 5/8" 3/4" 7/8" 1" 1-1/8" 1-1/4" 1-1/2"
    • Self-locking fastener featuring a nylon collar that resists loosening under vibration and torque
    • Coarse threads ideal for quick assembly in softer materials
    starting at
    $0.07
    Ships today when you order in the next 6 hours 18 minutes.
    starting at
    $0.07
    Ships today when you order in the next 6 hours 18 minutes.
  • Coupler Nuts
    SKU: ARCN12-38-114SS

    Conquest Reducing Rod Coupler Nuts - 18-8 Stainless Steel

    Diameters
    1/2" to 3/8" 5/8" - 1/2" 3/4" to 5/8"
    • For use with coarse thread threaded rod
    • Maximum corrosion resistance for harsh environments
    starting at
    $4.79
    Ships today when you order in the next 6 hours 18 minutes.
    starting at
    $4.79
    Ships today when you order in the next 6 hours 18 minutes.
  • 1/4"-20 Conquest Grade 2 Hex Nut - Plain Finish
    SKU: HNG2-14

    Conquest Hex Nuts - Grade 2

    Diameters
    1/4" 5/16" 3/8" 7/16" 1/2" 5/8" 3/4" 7/8" 1" 1-1/4" 1-1/2"
    Finish
    Plain Hot Dip Galvanized Zinc
    • General-Purpose Use: Ideal for light to medium-duty applications, offering versatile functionality.
    • For Use With: A307 Hex Bolts, A307 Threaded Rod, and Grade 55 Threaded Rod.
    starting at
    $0.02
    Ships today when you order in the next 6 hours 18 minutes.
    starting at
    $0.02
    Ships today when you order in the next 6 hours 18 minutes.
  • 1/4"-20 Conquest F594 Hex Nut - 304 Stainless Steel
    SKU: HN-14SS

    Conquest F594 Hex Nuts - Stainless Steel

    Diameters
    1/4" 5/16" 3/8" 1/2" 5/8" 3/4" 7/8" 1"
    Type
    18-8 Stainless Steel 316 Stainless Steel
    • Common Applications: Marine projects, coastal areas, outdoor use, and animal confinements, or where heavy corrosion resistance is necessary.
    • For Use With: Stainless steel hex bolts, stainless steel threaded rod, or other stainless steel fasteners.
    starting at
    $0.07
    Ships today when you order in the next 6 hours 18 minutes.
    starting at
    $0.07
    Ships today when you order in the next 6 hours 18 minutes.
  • Coupler Nuts
    SKU: ACN14-134

    Conquest A563 Coupler Nuts

    Diameters
    1/4" 3/8" 1/2" 5/8" 3/4" 7/8" 1" 1-1/4" 1-1/2"
    Finish
    Plain Hot Dip Galvanized Zinc
    • For use with coarse thread threaded rod
    • Carbon steel for general use
    starting at
    $0.85
    Ships today when you order in the next 6 hours 18 minutes.
    starting at
    $0.85
    Ships today when you order in the next 6 hours 18 minutes.
  • A563 Grade DH Hex Nut
    SKU: HNA563DH-12

    Conquest A563 Grade DH Heavy Hex Nuts

    Diameters
    1/2" 5/8" 3/4" 7/8" 1" 1-1/8" 1-1/4" 1-1/2"
    Finish
    Plain Hot Dip Galvanized, Wax, & Blue Dye
    • High-strength Use: Ideal for structural applications with A325 or A490 bolts, or where high strength is necessary.
    • For Use With: A325 structural hex bolts, A490 structural bolts, anchor bolts, Grade B7 threaded rod, A307 Grade B threaded rod.
    starting at
    $0.45
    Ships today when you order in the next 6 hours 18 minutes.
    starting at
    $0.45
    Ships today when you order in the next 6 hours 18 minutes.
  • Conquest Heavy Hex Nut - Plain Finish
    SKU: ABN12D

    Conquest Heavy Hex Nuts, A194 Grade 2H

    Diameters
    1/2" 5/8" 3/4" 7/8" 1" 1-1/4" 1-1/2"
    Finish
    Plain Hot Dip Galvanized
    • High-strength Use: Ideal for structural applications with A325 or A490 bolts, or where high strength is necessary.
    • For Use With: A325 Structural Hex Bolts, A490 Bolts, Grade B7 Threaded Rod.
    starting at
    $0.39
    Ships today when you order in the next 6 hours 18 minutes.
    starting at
    $0.39
    Ships today when you order in the next 6 hours 18 minutes.
  • Coupler Nuts
    SKU: CN38-118SS

    Conquest Coupler Nuts - Stainless Steel

    Diameters
    3/8" 1/2" 5/8" 3/4" 7/8" 1"
    Type
    18-8 Stainless Steel 316 Stainless Steel
    • For use with coarse thread threaded rod
    • Maximum corrosion resistance for harsh environments
    starting at
    $2.19
    Ships today when you order in the next 6 hours 18 minutes.
    starting at
    $2.19
    Ships today when you order in the next 6 hours 18 minutes.
  • Conquest 1/4"-28 Grade C NE Nylon Insert Locknut - Plain
    SKU: NENILNC-14-28

    Conquest Grade C NE Nylon Insert Locknut w/Fine Threads - Plain

    Diameters
    1/4" 5/16" 3/8" 7/16" 1/2" 9/16" 5/8" 3/4" 7/8" 1" 1-1/8" 1-1/4" 1-1/2"
    • Self-locking fastener featuring a nylon collar that resists loosening under vibration and torque
    • Fine threads for precision applications
    starting at
    $0.12
    Ships today when you order in the next 6 hours 18 minutes.
    starting at
    $0.12
    Ships today when you order in the next 6 hours 18 minutes.
  • A563 Grade A Hex Nuts
    SKU: HNA563A-14

    Conquest Hex Nuts - A563 Grade A

    Diameters
    1/4" 5/16" 3/8" 7/16" 1/2" 5/8" 3/4" 7/8" 1" 1-1/4" 1-1/2"
    Finish
    Plain Hot Dip Galvanized
    • General-Purpose Use: Ideal for general construction, low-strength bolting assemblies, light-duty machinary, or residential projects.
    • For Use With: Hex Bolts, A307 Threaded Rod, Grade 55 Threaded Rod, and General Purpose Threaded Rod.
    starting at
    $0.05
    Ships today when you order in the next 6 hours 18 minutes.
    starting at
    $0.05
    Ships today when you order in the next 6 hours 18 minutes.
  • Conquest 1-3/4"-5 Grade C NU Heavy Nylon Insert Locknut - Plain
    SKU: NUNILNC-134-5

    Conquest Grade C NU Heavy Nylon Insert Locknuts - Plain

    Diameters
    1-3/4" 2" 2-1/4" 2-1/2"
    • designed for large-diameter, coarse-thread bolts, making it ideal for structural and industrial use
    • Grade C classification, built for applications requiring high hardness and load resistance
    starting at
    $30.99
    Ships today when you order in the next 6 hours 18 minutes.
    starting at
    $30.99
    Ships today when you order in the next 6 hours 18 minutes.

Nuts for Industrial, Transportation & DIY Applications

Whether you’re reinforcing a heavy-duty trailer, assembling structural steel, or handling day-to-day maintenance tasks, the right nut makes all the difference. Our broad selection of high-quality nuts includes everything from heavy hex nuts for large-scale builds to locknuts that resist loosening under vibration.

This category is your gateway to specialized fastening solutions designed for trucking, transportation, rigging, construction, and beyond. Explore subcategories like Heavy Hex Nuts, Coupling Nuts, Nylon Insert Locknuts, and Stainless Steel Hex Nuts to find exactly what you need.

All our nuts are built to meet or exceed industry standards and are available in a variety of thread sizes, finishes, and materials.

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