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  • 3/8"-16 Zinc Plated Grade 2 Steel Coarse Thread Nylon Insert Lock Nuts
    $9.05 - $9.05
    $9.05
    $9.05 - $9.05
    $9.05

    3/8"-16 Zinc Grade 2 Nylon Insert Lock Nuts (10 pcs.)

    Monster Fastener
    10+ in stock

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

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    $9.05 - $9.05
    $9.05
    $9.05 - $9.05
    $9.05
  • 3/8"-24 Chrome Plated Steel Fine Thread Thin Pattern Lock Nuts
    $19.95 - $19.95
    $19.95
    $19.95 - $19.95
    $19.95

    3/8"-24 Chrome Plated Steel Fine Thread Thin Pattern Lock Nuts (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Diameter 2: 5/8"Thickness: 9/32"Material: SteelFinish: ChromeDriver Type: 5/8" WrenchThread Size: 24 (Fine)Style: Thin PatternType: L...

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    $19.95 - $19.95
    $19.95
    $19.95 - $19.95
    $19.95
  • 3/8"-24 Zinc Plated Grade 2 Steel Fine Thread Nylon Insert Lock Nuts
    $9.26 - $9.26
    $9.26
    $9.26 - $9.26
    $9.26

    3/8"-24 Zinc Grade 2 Nylon Insert Lock Nuts (10 pcs.)

    Monster Fastener
    10+ in stock

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

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    $9.26 - $9.26
    $9.26
    $9.26 - $9.26
    $9.26
  • 5/16"-18 18-8 Stainless Steel Coarse Thread Hex Nuts
    $11.26 - $15.58
    $11.26 - $15.58
    $11.26 - $15.58
    $11.26

    5/16"-18 18-8 Stainless Steel Coarse Thread Hex Nuts

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 9/16"Thickness: 9/32"Material: Stainless SteelDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Hardness: 18-8Type: Hex Nu...

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    $11.26 - $15.58
    $11.26 - $15.58
    $11.26 - $15.58
    $11.26
  • 5/16"-18 18-8 Stainless Steel Coarse Thread Hex Nuts
    $9.45 - $11.95
    $9.45 - $11.95
    $9.45 - $11.95
    $9.45

    5/16"-18 18-8 Stainless Steel Coarse Thread Hex Nuts

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 9/16"Thickness: 9/32"Material: Stainless SteelDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Hardness: 18-8Type: Hex Nu...

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    $9.45 - $11.95
    $9.45 - $11.95
    $9.45 - $11.95
    $9.45
  • 5/16"-18 18-8 Stainless Steel Coarse Thread Serrated Lock Nuts
    $8.74 - $8.74
    $8.74
    $8.74 - $8.74
    $8.74

    5/16"-18 18-8 Stainless Steel Coarse Thread Serrated Lock Nuts (8 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 9/16"Thickness: 9/32"Material: Stainless SteelDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Hardness: 18-8Style: Serra...

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    $8.74 - $8.74
    $8.74
    $8.74 - $8.74
    $8.74
  • 5/16"-18 18-8 Stainless Steel Coarse Thread Type C Lock Nuts
    $12.63 - $12.63
    $12.63
    $12.63 - $12.63
    $12.63

    5/16"-18 18-8 Stainless Steel Coarse Thread Type C Lock Nuts (12 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 9/16"Thickness: 9/32"Material: Stainless SteelDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Hardness: 18-8Style: Type ...

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    $12.63 - $12.63
    $12.63
    $12.63 - $12.63
    $12.63
  • 5/16"-18 Brass Coarse Thread Finished Hex Nuts
    $12.79 - $12.79
    $12.79
    $12.79 - $12.79
    $12.79

    5/16"-18 Brass Coarse Thread Finished Hex Nuts (12 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Thickness: 9/32"Material: BrassDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Type: Hex NutBox of 12.Hex nuts are used to secure an...

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    $12.79 - $12.79
    $12.79
    $12.79 - $12.79
    $12.79
  • 5/16"-18 Brass Coarse Thread Finished Hex Nuts
    $13.15 - $13.15
    $13.15
    $13.15 - $13.15
    $13.15

    5/16"-18 Brass Coarse Thread Finished Hex Nuts (15 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Thickness: 9/32"Material: BrassDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Type: Hex NutBox of 15.Hex nuts are used to secure an...

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    $13.15 - $13.15
    $13.15
    $13.15 - $13.15
    $13.15
  • 5/16"-18 Chrome Plated Steel Coarse Thread Flange Nuts
    $10.75 - $10.75
    $10.75
    $10.75 - $10.75
    $10.75

    5/16"-18 Chrome Plated Steel Coarse Thread Flange Nuts (6 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 21/32"Thickness: 9/32"Material: SteelFinish: ChromeDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Type: Flange NutBox o...

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    $10.75 - $10.75
    $10.75
    $10.75 - $10.75
    $10.75
  • 5/16"-18 Hot Dip Galvanized Steel Coarse Thread Finished Hex Nuts
    $10.14 - $31.28
    $10.14 - $31.28
    $10.14 - $31.28
    $10.14

    5/16"-18 Hot Dip Galvanized Steel Coarse Thread Finished Hex Nuts

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Thickness: 9/32"Material: SteelFinish: Hot Dip GalvanizedDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Type: Hex NutHex nuts are u...

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    $10.14 - $31.28
    $10.14 - $31.28
    $10.14 - $31.28
    $10.14
  • 5/16"-18 Polished 18-8 Stainless Steel Grade 5 Coarse Thread Hex Nuts
    $12.00 - $12.00
    $12.00
    $12.00 - $12.00
    $12.00

    5/16"-18 Polished 18-8 Stainless Steel Grade 5 Coarse Thread Hex Nuts (8 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 9/16"Thickness: 9/32"Material: Stainless SteelFinish: PolishedDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Hardness: ...

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    $12.00 - $12.00
    $12.00
    $12.00 - $12.00
    $12.00
  • 5/16"-18 Zinc Plated Case Hardened Steel Coarse Thread Hex Flange Nuts
    $13.56 - $13.56
    $13.56
    $13.56 - $13.56
    $13.56

    5/16"-18 Zinc Case Hardened Hex Flange Nuts (32 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 11/16"Thickness: 9/32"Material: SteelFinish: ZincDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Hardness: Case Hardened...

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    $13.56 - $13.56
    $13.56
    $13.56 - $13.56
    $13.56
  • 5/16"-18 Zinc Plated Case Hardened Steel Coarse Thread Hex Flange Nuts
    $32.35 - $32.35
    $32.35
    $32.35 - $32.35
    $32.35

    5/16"-18 Zinc Case Hardened Hex Flange Nuts (396 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 11/16"Thickness: 9/32"Material: SteelFinish: ZincDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Hardness: Case Hardened...

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    $32.35 - $32.35
    $32.35
    $32.35 - $32.35
    $32.35
  • 5/16"-18 Zinc Plated Grade 8 Steel Coarse Thread Flange Nuts Bolts
    $14.54 - $14.54
    $14.54
    $14.54 - $14.54
    $14.54

    5/16"-18 Zinc Grade 8 Flange Nuts Bolts (20 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 21/32"Thickness: 9/32"Material: SteelFinish: Yellow ZincDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Hardness: Grade ...

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    $14.54 - $14.54
    $14.54
    $14.54 - $14.54
    $14.54
  • 5/16"-18 Zinc Plated Case Hardened Steel Coarse Thread Hex Flange Nuts
    $10.09 - $11.71
    $10.09 - $11.71
    $10.09 - $11.71
    $10.09

    5/16"-18 Zinc Plated Case Hardened Steel Coarse Thread Hex Flange Nuts

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 11/16"Thickness: 9/32"Material: SteelFinish: ZincDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Hardness: Case Hardened...

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    $10.09 - $11.71
    $10.09 - $11.71
    $10.09 - $11.71
    $10.09
  • 5/16"-18 Zinc Plated Grade 2 Steel Coarse Thread Lock Nuts
    $11.84 - $11.84
    $11.84
    $11.84 - $11.84
    $11.84

    5/16"-18 Zinc Plated Grade 2 Steel Coarse Thread Lock Nuts (20 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 9/16"Thickness: 9/32"Material: SteelFinish: ZincDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Hardness: Grade 2Style: ...

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    $11.84 - $11.84
    $11.84
    $11.84 - $11.84
    $11.84
  • 5/16"-18 Zinc Plated Grade 8 Steel Coarse Thread Flange Nuts Bolts
    $16.46 - $16.46
    $16.46
    $16.46 - $16.46
    $16.46

    5/16"-18 Zinc Plated Grade 8 Steel Coarse Thread Flange Nuts Bolts (20 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 21/32"Thickness: 9/32"Material: SteelFinish: Yellow ZincDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Hardness: Grade ...

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    $16.46 - $16.46
    $16.46
    $16.46 - $16.46
    $16.46
  • 5/16"-24 18-8 Stainless Steel Fine Thread Hex Nuts
    $12.60 - $16.43
    $12.60 - $16.43
    $12.60 - $16.43
    $12.60

    5/16"-24 18-8 Stainless Steel Fine Thread Hex Nuts

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 9/16"Thickness: 9/32"Material: Stainless SteelDriver Type: 1/2" WrenchThread Size: 24 (Fine)Hardness: 18-8Type: Hex NutH...

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    $12.60 - $16.43
    $12.60 - $16.43
    $12.60 - $16.43
    $12.60
  • 5/16"-24 18-8 Stainless Steel Fine Thread Hex Nuts
    $12.95 - $12.95
    $12.95
    $12.95 - $12.95
    $12.95

    5/16"-24 18-8 Stainless Steel Fine Thread Hex Nuts (16 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 9/16"Thickness: 9/32"Material: Stainless SteelDriver Type: 1/2" WrenchThread Size: 24 (Fine)Hardness: 18-8Type: Hex NutB...

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    $12.95 - $12.95
    $12.95
    $12.95 - $12.95
    $12.95
  • 5/16"-24 18-8 Stainless Steel Fine Thread Serrated Lock Nuts
    $10.02 - $10.02
    $10.02
    $10.02 - $10.02
    $10.02

    5/16"-24 18-8 Stainless Steel Fine Thread Serrated Lock Nuts (6 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 9/16"Thickness: 9/32"Material: Stainless SteelDriver Type: 1/2" WrenchThread Size: 24 (Fine)Hardness: 18-8Style: Serrate...

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    $10.02 - $10.02
    $10.02
    $10.02 - $10.02
    $10.02
  • 5/16"-24 18-8 Stainless Steel Fine Thread Type C Lock Nuts
    $12.72 - $12.72
    $12.72
    $12.72 - $12.72
    $12.72

    5/16"-24 18-8 Stainless Steel Fine Thread Type C Lock Nuts (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 9/16"Thickness: 9/32"Material: Stainless SteelDriver Type: 1/2" WrenchThread Size: 24 (Fine)Hardness: 18-8Style: Type CT...

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    $12.72 - $12.72
    $12.72
    $12.72 - $12.72
    $12.72
  • 5/16"-24 Black Chrome Plated Steel Grade 5 Fine Thread Hex Nuts
    $11.89 - $11.89
    $11.89
    $11.89 - $11.89
    $11.89

    5/16"-24 Black Chrome Plated Steel Grade 5 Fine Thread Hex Nuts (8 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Thickness: 9/32"Material: SteelFinish: Black ChromeDriver Type: 1/2" WrenchThread Size: 24 (Fine)Type: Hex NutBox of 8.Hex nuts are ...

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    $11.89 - $11.89
    $11.89
    $11.89 - $11.89
    $11.89
  • 5/16"-24 Brass Fine Thread Finished Hex Nuts
    $10.92 - $10.92
    $10.92
    $10.92 - $10.92
    $10.92

    5/16"-24 Brass Fine Thread Finished Hex Nuts (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Thickness: 9/32"Material: BrassDriver Type: 1/2" WrenchThread Size: 24 (Fine)Type: Hex NutBox of 10.Hex nuts are used to secure and ...

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    $10.92 - $10.92
    $10.92
    $10.92 - $10.92
    $10.92