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Coupling Nuts

Coupling nuts are long, hex-shaped fasteners used to connect two threaded rods or bolts, extending their length for structural or mechanical applications. Designed for secure and stable connections, they are commonly used in construction, automotive, and industrial settings.

  • Picture of a 18 8 Stainless Steel Coupling Nut

    18 8 Stainless Steel Coupling Nut

    The Fastener Depot
    $1.07 - $165.11
    $1.07
    $1.07 - $165.11
    $1.07 - $165.11
    $1.07

    18 8 Stainless Steel Coupling Nuts offer excellent corrosion resistance and durability, making them ideal for extending threaded rods in various ap...

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    $1.07 - $165.11
    $1.07
    $1.07 - $165.11
    $1.07 - $165.11
    $1.07
  • Picture of a 18 8 Stainless Steel Reducer Coupling Nuts

    18 8 Stainless Steel Reducer Coupling Nuts

    The Fastener Depot
    $1.16 - $19.69
    $1.16
    $1.16 - $19.69
    $1.16 - $19.69
    $1.16

    18 8 Stainless Steel Reducer Coupling Nuts provide exceptional corrosion resistance and durability, making them ideal for marine, chemical, and ind...

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    $1.16 - $19.69
    $1.16
    $1.16 - $19.69
    $1.16 - $19.69
    $1.16
  • Picture of a 316 Stainless Steel Reducer Coupling Nuts

    316 Stainless Steel Reducer Coupling Nuts

    The Fastener Depot
    $2.12 - $18.51
    $2.12
    $2.12 - $18.51
    $2.12 - $18.51
    $2.12

    316 Stainless Steel Reducer Coupling Nuts provide exceptional corrosion resistance and durability, making them ideal for marine, chemical, and indu...

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    $2.12 - $18.51
    $2.12
    $2.12 - $18.51
    $2.12 - $18.51
    $2.12
  • Picture of a 316 Stainless Steel Coupling Nuts

    316 Stainless Steel Coupling Nuts

    The Fastener Depot
    $1.31 - $56.12
    $1.31
    $1.31 - $56.12
    $1.31 - $56.12
    $1.31

    316 Stainless Steel Coupling Nuts provide superior corrosion resistance, making them ideal for marine, chemical, and industrial applications. Desig...

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    $1.31 - $56.12
    $1.31
    $1.31 - $56.12
    $1.31 - $56.12
    $1.31
  • Picture of a A2 Stainless Steel Metric Coupling Nuts

    A2 Stainless Steel Metric Coupling Nuts

    The Fastener Depot
    $0.72 - $24.53
    $0.72
    $0.72 - $24.53
    $0.72 - $24.53
    $0.72

    A2 Stainless Steel Metric Coupling Nuts offer excellent corrosion resistance and durability, making them ideal for connecting threaded rods in vari...

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    $0.72 - $24.53
    $0.72
    $0.72 - $24.53
    $0.72 - $24.53
    $0.72
  • Picture of a Zinc Plated Reducer Coupling Nuts

    Zinc Plated Reducer Coupling Nuts

    The Fastener Depot
    $0.48 - $14.47
    $0.48
    $0.48 - $14.47
    $0.48 - $14.47
    $0.48

    Zinc Plated Reducer Coupling Nuts provide a strong, corrosion-resistant connection between threaded rods of different sizes. Ideal for structural a...

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    $0.48 - $14.47
    $0.48
    $0.48 - $14.47
    $0.48 - $14.47
    $0.48
  • Picture of a Zinc Plated Coupling Nuts

    Zinc Plated Coupling Nuts

    The Fastener Depot
    $0.25 - $24.33
    $0.25
    $0.25 - $24.33
    $0.25 - $24.33
    $0.25

    Zinc Plated Coupling Nuts provide a strong, extended connection between two threaded rods or bolts. Their zinc coating enhances corrosion resistanc...

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    $0.25 - $24.33
    $0.25
    $0.25 - $24.33
    $0.25 - $24.33
    $0.25