Skip to content
Free shipping on orders $250 and up!
Free shipping on orders $250 and up!

Hex Nuts

  • 5/8"-18 Zinc Plated Grade 8 Steel Fine Thread Hex Nuts
    $11.74 - $12.23
    $11.74 - $12.23
    $11.74 - $12.23
    $11.74

    5/8"-18 Zinc Plated Grade 8 Steel Fine Thread Hex Nuts HXNTS-106

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Diameter 2: 1-1/16"Thickness: 35/64"Material: SteelFinish: Yellow ZincDriver Type: 15/16" WrenchThread Size: 18 (Fine)Hardness: Grade...

    View full details
    $11.74 - $12.23
    $11.74 - $12.23
    $11.74 - $12.23
    $11.74
  • 5/8"-18 Plain Steel Fine Thread Left Hand Hex Nuts
    $11.91 - $11.91
    $11.91
    $11.91 - $11.91
    $11.91

    5/8"-18 Plain Steel Fine Thread Left Hand Hex Nuts HNS-281 (3 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Thickness: 35/64"Material: SteelFinish: PlainDriver Type: 15/16" WrenchThread Size: 18 (Fine)Style: Left Hand ThreadType: Hex NutBox ...

    View full details
    $11.91 - $11.91
    $11.91
    $11.91 - $11.91
    $11.91
  • 5/8"-11 Zinc Plated Grade 8 Steel Coarse Thread Hex Nuts
    $11.25 - $29.51
    $11.25 - $29.51
    $11.25 - $29.51
    $11.25

    5/8"-11 Zinc Plated Grade 8 Steel Coarse Thread Hex Nuts HXNTS-103

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Diameter 2: 1-1/16"Thickness: 35/64"Material: SteelFinish: Yellow ZincDriver Type: 15/16" WrenchThread Size: 11 (Coarse)Hardness: Gra...

    View full details
    $11.25 - $29.51
    $11.25 - $29.51
    $11.25 - $29.51
    $11.25
  • $9.14 - $86.27
    $9.14 - $86.27
    $9.14 - $86.27
    $9.14

    5/8"-11 Zinc Plated Grade 2 Steel Coarse Thread Finished Hex Nuts HNS2-067

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Thickness: 35/64"Material: SteelFinish: ZincDriver Type: 15/16" WrenchThread Size: 11 (Coarse)Hardness: Grade 2Type: Hex NutHex nuts ...

    View full details
    $9.14 - $86.27
    $9.14 - $86.27
    $9.14 - $86.27
    $9.14
  • 5/8"-18 Zinc Plated Grade 2 Steel Fine Thread Finished Hex Nuts
    $9.10 - $12.36
    $9.10 - $12.36
    $9.10 - $12.36
    $9.10

    5/8"-18 Zinc Plated Grade 2 Steel Fine Thread Finished Hex Nuts HNS-278

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Thickness: 35/64"Material: SteelFinish: ZincDriver Type: 15/16" WrenchThread Size: 18 (Fine)Hardness: Grade 2Type: Hex NutHex nuts ar...

    View full details
    $9.10 - $12.36
    $9.10 - $12.36
    $9.10 - $12.36
    $9.10
  • $13.19 - $125.34
    $13.19 - $125.34
    $13.19 - $125.34
    $13.19

    5/8"-11 Hot Dip Galvanized Steel Coarse Thread Finished Hex Nuts HNS-266

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Thickness: 9/16"Material: SteelFinish: Hot Dip GalvanizedDriver Type: 15/16" WrenchThread Size: 11 (Coarse)Type: Hex NutHex nuts are ...

    View full details
    $13.19 - $125.34
    $13.19 - $125.34
    $13.19 - $125.34
    $13.19
  • 5/8"-11 Zinc Plated Grade 5 Steel Coarse Thread Hex Nuts
    $9.98 - $13.53
    $9.98 - $13.53
    $9.98 - $13.53
    $9.98

    5/8"-11 Zinc Plated Grade 5 Steel Coarse Thread Hex Nuts HNS5-184

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Diameter 2: 1-1/16"Thickness: 35/64"Material: SteelFinish: ZincDriver Type: 15/16" WrenchThread Size: 11 (Coarse)Hardness: Grade 5Typ...

    View full details
    $9.98 - $13.53
    $9.98 - $13.53
    $9.98 - $13.53
    $9.98
  • 5/8"-18 Zinc Plated Grade 5 Steel Fine Thread Hex Nuts
    $10.12 - $13.76
    $10.12 - $13.76
    $10.12 - $13.76
    $10.12

    5/8"-18 Zinc Plated Grade 5 Steel Fine Thread Hex Nuts HNS5-187

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Diameter 2: 1-1/16"Thickness: 35/64"Material: SteelFinish: ZincDriver Type: 15/16" WrenchThread Size: 18 (Fine)Hardness: Grade 5Type:...

    View full details
    $10.12 - $13.76
    $10.12 - $13.76
    $10.12 - $13.76
    $10.12
  • 5/8"-11 Polished 18-8 Stainless Steel Grade 5 Coarse Thread Hex Nuts
    $11.60 - $11.60
    $11.60
    $11.60 - $11.60
    $11.60

    5/8"-11 Polished 18-8 Stainless Steel Grade 5 Coarse Thread Hex Nuts (3 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Diameter 2: 1-1/16"Thickness: 9/16"Material: Stainless SteelFinish: PolishedDriver Type: 15/16" WrenchThread Size: 11 (Coarse)Hardnes...

    View full details
    $11.60 - $11.60
    $11.60
    $11.60 - $11.60
    $11.60
  • 5/8"-18 Polished 18-8 Stainless Steel Grade 5 Fine Thread Hex Nuts
    $11.60 - $11.60
    $11.60
    $11.60 - $11.60
    $11.60

    5/8"-18 Polished 18-8 Stainless Steel Grade 5 Fine Thread Hex Nuts (3 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Diameter 2: 1-1/16"Thickness: 9/16"Material: Stainless SteelFinish: PolishedDriver Type: 15/16" WrenchThread Size: 18 (Fine)Hardness:...

    View full details
    $11.60 - $11.60
    $11.60
    $11.60 - $11.60
    $11.60
  • 5/8"-18 Black Chrome Plated Steel Grade 5 Fine Thread Hex Nuts
    $11.60 - $11.60
    $11.60
    $11.60 - $11.60
    $11.60

    5/8"-18 Black Chrome Plated Steel Grade 5 Fine Thread Hex Nuts (3 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Thickness: 9/16"Material: SteelFinish: Black ChromeDriver Type: 15/16" WrenchThread Size: 18 (Fine)Type: Hex NutBox of 3.Hex nuts are...

    View full details
    $11.60 - $11.60
    $11.60
    $11.60 - $11.60
    $11.60
  • 5/8"-11 Silicon Bronze Coarse Thread Hex Nuts
    $14.44 - $14.44
    $14.44
    $14.44 - $14.44
    $14.44

    5/8"-11 Silicon Bronze Coarse Thread Hex Nuts (2 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Thickness: 9/16"Material: Silicon BronzeDriver Type: 15/16" WrenchThread Size: 11 (Coarse)Type: Hex NutBox of 2.Hex nuts are used to ...

    View full details
    $14.44 - $14.44
    $14.44
    $14.44 - $14.44
    $14.44
  • 5/8"-11 Zinc Plated Steel Coarse Thread Left Hand Hex Nuts
    $11.70 - $11.70
    $11.70
    $11.70 - $11.70
    $11.70

    5/8"-11 Zinc Plated Steel Coarse Thread Left Hand Hex Nuts HNS-275 (3 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Thickness: 35/64"Material: SteelFinish: Yellow ZincDriver Type: 15/16" WrenchThread Size: 11 (Coarse)Style: Left Hand ThreadType: Hex...

    View full details
    $11.70 - $11.70
    $11.70
    $11.70 - $11.70
    $11.70
  • 5/8"-11 Zinc Plated Steel Coarse Thread Slotted Hex Nuts
    $10.52 - $10.52
    $10.52
    $10.52 - $10.52
    $10.52

    5/8"-11 Zinc Plated Steel Coarse Thread Slotted Hex Nuts SNS-130 (4 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Thickness: 35/64"Material: SteelFinish: ZincDriver Type: 15/16" WrenchThread Size: 11 (Coarse)Type: Slotted NutUnslotted Thickness: 1...

    View full details
    $10.52 - $10.52
    $10.52
    $10.52 - $10.52
    $10.52
  • 5/8"-11 Zinc Plated Steel Coarse Thread Left Hand Hex Nuts
    $26.75 - $26.75
    $26.75
    $26.75 - $26.75
    $26.75

    5/8"-11 Zinc Plated Steel Coarse Thread Left Hand Hex Nuts (8 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Thickness: 35/64"Material: SteelFinish: Yellow ZincDriver Type: 15/16" WrenchThread Size: 11 (Coarse)Style: Left Hand ThreadType: Hex...

    View full details
    $26.75 - $26.75
    $26.75
    $26.75 - $26.75
    $26.75
  • 5/8"-18 Plain Steel Fine Thread Left Hand Hex Nuts
    $26.75 - $26.75
    $26.75
    $26.75 - $26.75
    $26.75

    5/8"-18 Plain Steel Fine Thread Left Hand Hex Nuts (8 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Thickness: 35/64"Material: SteelFinish: PlainDriver Type: 15/16" WrenchThread Size: 18 (Fine)Style: Left Hand ThreadType: Hex NutBox ...

    View full details
    $26.75 - $26.75
    $26.75
    $26.75 - $26.75
    $26.75
  • 5/8"-18 Zinc Plated Grade 2 Steel Fine Thread Finished Hex Nuts
    $9.53 - $9.53
    $9.53
    $9.53 - $9.53
    $9.53

    5/8"-18 Zinc Plated Grade 2 Steel Fine Thread Finished Hex Nuts (5 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Thickness: 35/64"Material: SteelFinish: ZincDriver Type: 15/16" WrenchThread Size: 18 (Fine)Hardness: Grade 2Type: Hex NutBox of 5.He...

    View full details
    $9.53 - $9.53
    $9.53
    $9.53 - $9.53
    $9.53
  • 5/8"-18 Zinc Plated Steel Fine Thread Castle Hex Nuts
    $17.00 - $17.00
    $17.00
    $17.00 - $17.00
    $17.00

    5/8"-18 Zinc Plated Steel Fine Thread Castle Hex Nuts (5 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Thickness: 23/32"Material: SteelFinish: ZincDriver Type: 15/16" WrenchThread Size: 18 (Fine)Type: Castle NutUnslotted Thickness and H...

    View full details
    $17.00 - $17.00
    $17.00
    $17.00 - $17.00
    $17.00
  • 5/8"-11 Zinc Plated Steel Coarse Thread Slotted Hex Nuts
    $11.15 - $11.15
    $11.15
    $11.15 - $11.15
    $11.15

    5/8"-11 Zinc Plated Steel Coarse Thread Slotted Hex Nuts (4 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Thickness: 35/64"Material: SteelFinish: ZincDriver Type: 15/16" WrenchThread Size: 11 (Coarse)Type: Slotted NutUnslotted Thickness: 1...

    View full details
    $11.15 - $11.15
    $11.15
    $11.15 - $11.15
    $11.15
  • 5/8"-11 Zinc Plated Grade 5 Steel Coarse Thread Hex Nuts
    $12.28 - $12.28
    $12.28
    $12.28 - $12.28
    $12.28

    5/8"-11 Zinc Plated Grade 5 Steel Coarse Thread Hex Nuts (8 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Diameter 2: 1-1/16"Thickness: 35/64"Material: SteelFinish: ZincDriver Type: 15/16" WrenchThread Size: 11 (Coarse)Hardness: Grade 5Typ...

    View full details
    $12.28 - $12.28
    $12.28
    $12.28 - $12.28
    $12.28
  • 5/8"-18 Zinc Plated Grade 5 Steel Fine Thread Hex Nuts
    $12.52 - $12.52
    $12.52
    $12.52 - $12.52
    $12.52

    5/8"-18 Zinc Plated Grade 5 Steel Fine Thread Hex Nuts (8 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Diameter 2: 1-1/16"Thickness: 35/64"Material: SteelFinish: ZincDriver Type: 15/16" WrenchThread Size: 18 (Fine)Hardness: Grade 5Type:...

    View full details
    $12.52 - $12.52
    $12.52
    $12.52 - $12.52
    $12.52
  • 5/8"-11 Brass Coarse Thread Finished Hex Nuts
    $23.75 - $23.75
    $23.75
    $23.75 - $23.75
    $23.75

    5/8"-11 Brass Coarse Thread Finished Hex Nuts (6 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Thickness: 9/16"Material: BrassDriver Type: 15/16" WrenchThread Size: 11 (Coarse)Type: Hex NutBox of 6.Hex nuts are used to secure an...

    View full details
    $23.75 - $23.75
    $23.75
    $23.75 - $23.75
    $23.75
  • 5/8"-18 18-8 Stainless Steel Fine Thread Hex Nuts
    $11.38 - $11.38
    $11.38
    $11.38 - $11.38
    $11.38

    5/8"-18 18-8 Stainless Steel Fine Thread Hex Nuts (4 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Diameter 2: 1-1/16Thickness: 9/16"Material: Stainless SteelDriver Type: 15/16" WrenchThread Size: 18 (Fine)Hardness: 18-8Type: Hex Nu...

    View full details
    $11.38 - $11.38
    $11.38
    $11.38 - $11.38
    $11.38
  • 5/8"-11 316 Stainless Steel Coarse Thread Hex Nuts
    $10.50 - $10.50
    $10.50
    $10.50 - $10.50
    $10.50

    5/8"-11 316 Stainless Steel Coarse Thread Hex Nuts (3 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Diameter 2: 1-1/16"Thickness: 9/16"Material: Stainless SteelDriver Type: 15/16" WrenchThread Size: 11 (Coarse)Hardness: 316Type: Hex ...

    View full details
    $10.50 - $10.50
    $10.50
    $10.50 - $10.50
    $10.50