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

Hex Nuts

  • 3/8"-16 Zinc Plated Steel Coarse Thread Left Hand Hex Nuts
    $13.28 - $13.28
    $13.28
    $13.28 - $13.28
    $13.28

    3/8"-16 Zinc Plated Steel Coarse Thread Left Hand Hex Nuts (12 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Thickness: 21/64"Material: SteelFinish: Yellow ZincDriver Type: 9/16" WrenchThread Size: 16 (Coarse)Style: Left Hand ThreadType: Hex ...

    View full details
    $13.28 - $13.28
    $13.28
    $13.28 - $13.28
    $13.28
  • 3/8"-24 Plain Steel Fine Thread Left Hand Hex Nuts
    $13.52 - $13.52
    $13.52
    $13.52 - $13.52
    $13.52

    3/8"-24 Plain Steel Fine Thread Left Hand Hex Nuts (12 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Thickness: 21/64"Material: SteelFinish: PlainDriver Type: 9/16" WrenchThread Size: 24 (Fine)Style: Left Hand ThreadType: Hex NutBox o...

    View full details
    $13.52 - $13.52
    $13.52
    $13.52 - $13.52
    $13.52
  • 3/8"-24 Zinc Plated Steel Fine Thread Castle Hex Nuts
    $23.94 - $23.94
    $23.94
    $23.94 - $23.94
    $23.94

    3/8"-24 Zinc Plated Steel Fine Thread Castle Hex Nuts (16 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Thickness: 13/32"Material: SteelFinish: ZincDriver Type: 9/16" WrenchThread Size: 24 (Fine)Type: Castle NutUnslotted Thickness and He...

    View full details
    $23.94 - $23.94
    $23.94
    $23.94 - $23.94
    $23.94
  • 3/8"-16 Zinc Plated Grade 2 Steel Coarse Thread Heavy Hex Nuts
    $11.35 - $11.35
    $11.35
    $11.35 - $11.35
    $11.35

    3/8"-16 Zinc Plated Grade 2 Steel Coarse Thread Heavy Hex Nuts (20 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Diameter 2: 25/32"Thickness: 23/64"Material: SteelFinish: ZincDriver Type: 11/16" WrenchThread Size: 16 (Coarse)Hardness: Grade 2Styl...

    View full details
    $11.35 - $11.35
    $11.35
    $11.35 - $11.35
    $11.35
  • 3/8"-24 18-8 Stainless Steel Fine Thread Hex Nuts
    $14.03 - $14.03
    $14.03
    $14.03 - $14.03
    $14.03

    3/8"-24 18-8 Stainless Steel Fine Thread Hex Nuts (16 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Diameter 2: 5/8"Thickness: 11/32"Material: Stainless SteelDriver Type: 9/16" WrenchThread Size: 24 (Fine)Hardness: 18-8Type: Hex NutB...

    View full details
    $14.03 - $14.03
    $14.03
    $14.03 - $14.03
    $14.03
  • 3/8"-16 Chrome Plated Grade 5 Steel Coarse Thread Hex Nuts
    $16.03 - $16.03
    $16.03
    $16.03 - $16.03
    $16.03

    3/8"-16 Chrome Plated Grade 5 Steel Coarse Thread Hex Nuts (12 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Thickness: 21/64"Material: SteelFinish: ChromeDriver Type: 9/16" WrenchThread Size: 16 (Coarse)Hardness: Grade 5Type: Hex NutBox of 1...

    View full details
    $16.03 - $16.03
    $16.03
    $16.03 - $16.03
    $16.03
  • 3/8"-24 Chrome Plated Grade 5 Steel Fine Thread Hex Nuts
    $14.53 - $14.53
    $14.53
    $14.53 - $14.53
    $14.53

    3/8"-24 Chrome Plated Grade 5 Steel Fine Thread Hex Nuts (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Thickness: 21/64"Material: SteelFinish: ChromeDriver Type: 9/16" WrenchThread Size: 24 (Fine)Hardness: Grade 5Type: Hex NutBox of 10....

    View full details
    $14.53 - $14.53
    $14.53
    $14.53 - $14.53
    $14.53
  • 3/8"-16 Zinc Plated Steel Coarse Thread Slotted Hex Nuts
    $13.48 - $13.48
    $13.48
    $13.48 - $13.48
    $13.48

    3/8"-16 Zinc Plated Steel Coarse Thread Slotted Hex Nuts (12 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Thickness: 21/64"Material: SteelFinish: ZincDriver Type: 9/16" WrenchThread Size: 16 (Coarse)Type: Slotted NutUnslotted Thickness: 13...

    View full details
    $13.48 - $13.48
    $13.48
    $13.48 - $13.48
    $13.48
  • 3/8"-16 Zinc Plated Grade 5 Steel Coarse Thread Hex Nuts
    $12.31 - $12.31
    $12.31
    $12.31 - $12.31
    $12.31

    3/8"-16 Zinc Plated Grade 5 Steel Coarse Thread Hex Nuts (24 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Diameter 2: 21/32"Thickness: 21/64"Material: SteelFinish: ZincDriver Type: 9/16" WrenchThread Size: 16 (Coarse)Hardness: Grade 5Type:...

    View full details
    $12.31 - $12.31
    $12.31
    $12.31 - $12.31
    $12.31
  • 3/8"-24 Zinc Plated Grade 5 Steel Fine Thread Hex Nuts
    $12.56 - $12.56
    $12.56
    $12.56 - $12.56
    $12.56

    3/8"-24 Zinc Plated Grade 5 Steel Fine Thread Hex Nuts (24 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Diameter 2: 21/32"Thickness: 21/64"Material: SteelFinish: ZincDriver Type: 9/16" WrenchThread Size: 24 (Fine)Hardness: Grade 5Type: H...

    View full details
    $12.56 - $12.56
    $12.56
    $12.56 - $12.56
    $12.56
  • 3/8"-24 Yellow Zinc Plated Grade 8 Steel Fine Thread Hex Nuts
    $10.88 - $10.88
    $10.88
    $10.88 - $10.88
    $10.88

    3/8"-24 Yellow Zinc Plated Grade 8 Steel Fine Thread Hex Nuts (8 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Diameter 2: 21/32"Thickness: 13/32"Material: SteelFinish: Yellow ZincDriver Type: 9/16" WrenchThread Size: 24 (Fine)Style: Non-Serrat...

    View full details
    $10.88 - $10.88
    $10.88
    $10.88 - $10.88
    $10.88
  • 3/8"-16 316 Stainless Steel Coarse Thread Hex Nuts
    $10.92 - $10.92
    $10.92
    $10.92 - $10.92
    $10.92

    3/8"-16 316 Stainless Steel Coarse Thread Hex Nuts (12 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Diameter 2: 5/8"Thickness: 21/64"Material: Stainless SteelDriver Type: 9/16" WrenchThread Size: 16 (Coarse)Hardness: 316Type: Hex Nut...

    View full details
    $10.92 - $10.92
    $10.92
    $10.92 - $10.92
    $10.92
  • 3/8"-24 Zinc Plated Grade 2 Steel Fine Thread Finished Hex Nuts
    $8.97 - $11.61
    $8.97 - $11.61
    $8.97 - $11.61
    $8.97

    3/8"-24 Zinc Plated Grade 2 Steel Fine Thread Finished Hex Nuts

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Thickness: 21/64"Material: SteelFinish: ZincDriver Type: 9/16" WrenchThread Size: 24 (Fine)Hardness: Grade 2Type: Hex NutHex nuts are...

    View full details
    $8.97 - $11.61
    $8.97 - $11.61
    $8.97 - $11.61
    $8.97
  • 3/8"-16 18-8 Stainless Steel Coarse Thread Hex Nuts
    $11.26 - $18.99
    $11.26 - $18.99
    $11.26 - $18.99
    $11.26

    3/8"-16 18-8 Stainless Steel Coarse Thread Hex Nuts

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Diameter 2: 5/8"Thickness: 11/32"Material: Stainless SteelDriver Type: 9/16" WrenchThread Size: 16 (Coarse)Hardness: 18-8Type: Hex Nu...

    View full details
    $11.26 - $18.99
    $11.26 - $18.99
    $11.26 - $18.99
    $11.26
  • 3/8"-16 Zinc Plated Grade 2 Steel Coarse Thread Finished Hex Nuts
    $10.12 - $11.26
    $10.12 - $11.26
    $10.12 - $11.26
    $10.12

    3/8"-16 Zinc Plated Grade 2 Steel Coarse Thread Finished Hex Nuts

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Thickness: 21/64"Material: SteelFinish: ZincDriver Type: 9/16" WrenchThread Size: 16 (Coarse)Hardness: Grade 2Type: Hex NutHex nuts a...

    View full details
    $10.12 - $11.26
    $10.12 - $11.26
    $10.12 - $11.26
    $10.12
  • 3/8"-16 Zinc Plated Grade 2 Steel Coarse Thread Heavy Hex Nuts
    $8.79 - $39.93
    $8.79 - $39.93
    $8.79 - $39.93
    $8.79

    3/8"-16 Zinc Plated Grade 2 Steel Coarse Thread Heavy Hex Nuts

    Monster Fastener
    Only 8 left!

    Diameter: 3/8"Diameter 2: 25/32"Thickness: 23/64"Material: SteelFinish: ZincDriver Type: 11/16" WrenchThread Size: 16 (Coarse)Hardness: Grade 2Styl...

    View full details
    $8.79 - $39.93
    $8.79 - $39.93
    $8.79 - $39.93
    $8.79
  • 3/8"-24 18-8 Stainless Steel Fine Thread Hex Nuts
    $11.87 - $21.88
    $11.87 - $21.88
    $11.87 - $21.88
    $11.87

    3/8"-24 18-8 Stainless Steel Fine Thread Hex Nuts

    Monster Fastener
    Only 9 left!

    Diameter: 3/8"Diameter 2: 5/8"Thickness: 11/32"Material: Stainless SteelDriver Type: 9/16" WrenchThread Size: 24 (Fine)Hardness: 18-8Type: Hex NutH...

    View full details
    $11.87 - $21.88
    $11.87 - $21.88
    $11.87 - $21.88
    $11.87
  • 3/8"-16 Green Rinsed Zinc Plated Grade 5 Steel Coarse Thread Hex Nuts
    $47.89 - $47.89
    $47.89
    $47.89 - $47.89
    $47.89

    3/8"-16 Green Rinsed Zinc Grade 5 Hex Nuts (633 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Diameter 2: 21/32"Thickness: 21/64Material: SteelFinish: Green Rinsed ZincDriver Type: 9/16" WrenchThread Size: 16 (Coarse)Hardness: ...

    View full details
    $47.89 - $47.89
    $47.89
    $47.89 - $47.89
    $47.89
  • 3/8"-16 Zinc Plated Grade 8 Steel Blue Rinsed Coarse Thread Hex Nuts
    $29.77 - $29.77
    $29.77
    $29.77 - $29.77
    $29.77

    3/8"-16 Zinc Grade 8 Blue Rinsed Hex Nuts (338 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Diameter 2: 21/32"Thickness: 21/64"Material: SteelFinish: Blue Rinsed ZincDriver Type: 9/16" WrenchThread Size: 16 (Coarse)Hardness: ...

    View full details
    $29.77 - $29.77
    $29.77
    $29.77 - $29.77
    $29.77
  • 3/8"-24 Green Rinsed Zinc Plated Grade 5 Steel Fine Thread Hex Nuts
    $26.81 - $26.81
    $26.81
    $26.81 - $26.81
    $26.81

    3/8"-24 Green Rinsed Zinc Plated Grade 5 Steel Fine Thread Hex Nuts (332 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Diameter 2: 21/32"Thickness: 21/64"Material: SteelFinish: Green Rinsed ZincDriver Type: 9/16" WrenchThread Size: 24 (Fine)Hardness: G...

    View full details
    $26.81 - $26.81
    $26.81
    $26.81 - $26.81
    $26.81
  • 3/8"-16 Zinc Plated Grade 5 Steel Coarse Thread Heavy Hex Nuts
    $39.93 - $39.93
    $39.93
    $39.93 - $39.93
    $39.93

    3/8"-16 Zinc Grade 5 Heavy Hex Nuts (324 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Diameter 2: 25/32"Thickness: 23/64"Material: SteelFinish: ZincDriver Type: 11/16" WrenchThread Size: 16 (Coarse)Hardness: Grade 5Styl...

    View full details
    $39.93 - $39.93
    $39.93
    $39.93 - $39.93
    $39.93