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  • 5/16"-18 Black Chrome Plated Steel Coarse Thread Acorn Nuts
    Sold out
    $16.23 - $16.23
    $16.23
    $16.23 - $16.23
    $16.23

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

    Monster Fastener
    Out of stock

    Diameter: 5/16"Thickness: 7/16"Material: SteelFinish: Black ChromeDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Shape: AcornType: Cap NutBox of 6...

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    $16.23 - $16.23
    $16.23
    $16.23 - $16.23
    $16.23
    Sold out
  • 5/16"-18 Black Oxide Steel Coarse Thread Hex Nuts
    $8.40 - $8.40
    $8.40
    $8.40 - $8.40
    $8.40

    5/16"-18 Black Oxide Steel Coarse Thread Hex Nuts (15 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Thickness: 11/32"Material: SteelFinish: Black OxideDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Type: Hex NutBox of 15.Hex nuts a...

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    $8.40 - $8.40
    $8.40
    $8.40 - $8.40
    $8.40
  • 5/16"-18 Black Oxide Steel Coarse Thread Nylon Insert Lock Nuts
    $8.52 - $8.52
    $8.52
    $8.52 - $8.52
    $8.52

    5/16"-18 Black Oxide Steel Coarse Thread Nylon Insert Lock Nuts (8 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 9/16"Thickness: 23/64"Material: SteelFinish: Black OxideDriver Type: 9/16" WrenchThread Size: 18 (Coarse)Style: Nylon In...

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    $8.52 - $8.52
    $8.52
    $8.52 - $8.52
    $8.52
  • 5/16"-18 Black Phosphate Grade 2 Steel Coarse Thread Lock Nuts
    $40.18 - $40.18
    $40.18
    $40.18 - $40.18
    $40.18

    5/16"-18 Black Phosphate Grade 2 Lock Nuts (509 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 9/16"Thickness: 17/64"Material: SteelFinish: Black PhosphateDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Hardness: Gr...

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    $40.18 - $40.18
    $40.18
    $40.18 - $40.18
    $40.18
  • 5/16"-18 Black Phosphate Grade 2 Steel Coarse Thread Nylon Insert Lock Nuts
    $36.74 - $36.74
    $36.74
    $36.74 - $36.74
    $36.74

    5/16"-18 Black Phosphate Grade 2 Nylon Insert Lock Nuts (452 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 9/16"Thickness: 23/64"Material: SteelFinish: Black PhosphateDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Hardness: Gr...

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    $36.74 - $36.74
    $36.74
    $36.74 - $36.74
    $36.74
  • 5/16"-18 Chrome Plated Steel Coarse Thread Nylon Insert Lock Nuts
    $15.42 - $15.42
    $15.42
    $15.42 - $15.42
    $15.42

    5/16"-18 Chrome Nylon Insert Lock Nuts (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 9/16"Thickness: 23/64"Material: SteelFinish: ChromeDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Style: Nylon InsertTy...

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    $15.42 - $15.42
    $15.42
    $15.42 - $15.42
    $15.42
  • 5/16"-18 Chrome Plated Grade 2 / A307 Steel Coarse Thread Acorn Cap Nuts
    $27.72 - $27.72
    $27.72
    $27.72 - $27.72
    $27.72

    5/16"-18 Chrome Plated Grade 2 / A307 Steel Coarse Thread Acorn Cap Nuts

    Monster Fastener
    10+ in stock

    Box of 15.A closed nut having a dome-like cap over the back, protruding part of the engaged screw or bolt. Also called an acorn nut.

    $27.72 - $27.72
    $27.72
    $27.72 - $27.72
    $27.72
  • 5/16"-18 Chrome Plated Grade 5 Steel Coarse Thread Hex Nuts
    $12.43 - $12.43
    $12.43
    $12.43 - $12.43
    $12.43

    5/16"-18 Chrome Plated Grade 5 Steel Coarse Thread Hex Nuts (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Thickness: 17/64"Material: SteelFinish: ChromeDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Hardness: Grade 5Type: Hex NutBox of 1...

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    $12.43 - $12.43
    $12.43
    $12.43 - $12.43
    $12.43
  • 5/16"-18 Chrome Plated Grade 5 Steel Coarse Thread Hex Nuts
    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39

    5/16"-18 Chrome Plated Grade 5 Steel Coarse Thread Hex Nuts (12 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Thickness: 17/64"Material: SteelFinish: ChromeDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Hardness: Grade 5Type: Hex NutBox of 1...

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    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39
  • 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 Chrome Plated Steel Coarse Thread Flat Head Acorn Cap Nuts
    $19.95 - $27.72
    $19.95 - $27.72
    $19.95 - $27.72
    $19.95

    5/16"-18 Chrome Plated Steel Coarse Thread Flat Head Acorn Cap Nuts

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Thickness: 17/32"Material: SteelFinish: ChromeHead Style: Flat (1/2" Wrench)Thread Size: 18 (Coarse)Shape: Flat Head AcornType: Cap ...

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    $19.95 - $27.72
    $19.95 - $27.72
    $19.95 - $27.72
    $19.95
  • 5/16"-18 Chrome Plated Steel Coarse Thread Nylon Insert Lock Nuts
    $17.39 - $17.39
    $17.39
    $17.39 - $17.39
    $17.39

    5/16"-18 Chrome Plated Steel Coarse Thread Nylon Insert Lock Nuts (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 9/16"Thickness: 23/64"Material: SteelFinish: ChromeDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Style: Nylon InsertTy...

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    $17.39 - $17.39
    $17.39
    $17.39 - $17.39
    $17.39
  • 5/16"-18 Chrome Plated Steel Coarse Thread Thin Pattern Lock Nuts
    $18.12 - $18.12
    $18.12
    $18.12 - $18.12
    $18.12

    5/16"-18 Chrome Plated Steel Coarse Thread Thin Pattern Lock Nuts (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 9/16"Thickness: 1/4"Material: SteelFinish: ChromeDriver Type: 9/16" WrenchThread Size: 18 (Coarse)Style: Thin PatternTyp...

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    $18.12 - $18.12
    $18.12
    $18.12 - $18.12
    $18.12
  • 5/16"-18 Green Rinsed Zinc Plated Grade 5 Steel Coarse Thread Hex Nuts
    $47.89 - $47.89
    $47.89
    $47.89 - $47.89
    $47.89

    5/16"-18 Green Rinsed Zinc Grade 5 Hex Nuts (904 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 9/16"Thickness: 17/64"Material: SteelFinish: Green Rinsed ZincDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Hardness: ...

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    $47.89 - $47.89
    $47.89
    $47.89 - $47.89
    $47.89
  • 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 Nickel Plated Steel Coarse Thread Acorn Cap Nuts
    $9.32 - $26.11
    $9.32 - $26.11
    $9.32 - $26.11
    $9.32

    5/16"-18 Nickel Plated Steel Coarse Thread Acorn Cap Nuts

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Thickness: 17/32"Material: SteelFinish: NickelDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Shape: AcornType: Cap NutA closed nut ...

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    $9.32 - $26.11
    $9.32 - $26.11
    $9.32 - $26.11
    $9.32
  • 5/16"-18 Nickel Plated Steel Coarse Thread Acorn Cap Nuts
    $10.30 - $10.30
    $10.30
    $10.30 - $10.30
    $10.30

    5/16"-18 Nickel Plated Steel Coarse Thread Acorn Cap Nuts (8 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Thickness: 17/32"Material: SteelFinish: NickelDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Shape: AcornType: Cap NutBox of 8.A cl...

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    $10.30 - $10.30
    $10.30
    $10.30 - $10.30
    $10.30
  • 5/16"-18 Steel Coarse Thread Blind Nut Inserts
    $12.21 - $12.21
    $12.21
    $12.21 - $12.21
    $12.21

    5/16"-18 Steel Coarse Thread Blind Nut Inserts (6 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Material: SteelThread Size: 18 (Coarse)Type: Blind Nut InsertBox of 6.A blind nut insert, also known as a rivet nut, is a one-piece ...

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    $12.21 - $12.21
    $12.21
    $12.21 - $12.21
    $12.21
  • 5/16"-18 Steel Coarse Thread Hex Speed Nuts
    $14.26 - $14.26
    $14.26
    $14.26 - $14.26
    $14.26

    5/16"-18 Steel Coarse Thread Hex Speed Nuts (15 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Material: SteelThread Size: 18 (Coarse)Style: HexType: Speed NutBox of 15.

    $14.26 - $14.26
    $14.26
    $14.26 - $14.26
    $14.26
  • 5/16"-18 x .057" to .092" Zinc Plated Steel Coarse Thread Cage Nuts
    $16.89 - $16.89
    $16.89
    $16.89 - $16.89
    $16.89

    5/16"-18 x .057" to .092" Zinc Cage Nuts (8 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Thickness: .057 - .092Material: SteelFinish: ZincThread Size: 18 (Coarse)Type: Cage NutPanel Thickness: .057 - .092Box of 8.A cage ...

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    $16.89 - $16.89
    $16.89
    $16.89 - $16.89
    $16.89
  • 5/16"-18 x .093" to .126" Zinc Plated Steel Coarse Thread Cage Nuts
    $17.87 - $17.87
    $17.87
    $17.87 - $17.87
    $17.87

    5/16"-18 x .093" to .126" Zinc Cage Nuts (8 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Thickness: .093 - .126Material: SteelFinish: ZincThread Size: 18 (Coarse)Type: Cage NutPanel Thickness: .093 - .126Box of 8.A cage ...

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    $17.87 - $17.87
    $17.87
    $17.87 - $17.87
    $17.87
  • 5/16"-18 x 1"
    $8.67 - $8.67
    $8.67
    $8.67 - $8.67
    $8.67

    5/16"-18 x 1" (8 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 1"Material: SteelFinish: ZincDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Thread Length: FullHardness: Grade 5Type: Cap S...

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    $8.67 - $8.67
    $8.67
    $8.67 - $8.67
    $8.67
  • 5/16"-18 x 1" Black Chrome Plated Steel Coarse Thread Hex Cap Screws
    $18.76 - $18.76
    $18.76
    $18.76 - $18.76
    $18.76

    5/16"-18 x 1" Black Chrome Plated Steel Coarse Thread Hex Cap Screws (6 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 1"Material: SteelFinish: Black ChromeHead Style: Hex (1/2" Wrench)Thread Size: 18 (Coarse)Thread Length: FullType: Cap Screw...

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    $18.76 - $18.76
    $18.76
    $18.76 - $18.76
    $18.76
  • 5/16"-18 x 1" Black Chrome Plated Steel Coarse Thread Smooth Socket Cap Screws
    $18.53 - $18.53
    $18.53
    $18.53 - $18.53
    $18.53

    5/16"-18 x 1" Black Chrome Smooth Socket Cap Screws (6 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 1"Material: SteelFinish: Black ChromeHead Style: Smooth Socket (1/4" Socket)Thread Size: 18 (Coarse)Thread Length: FullType:...

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    $18.53 - $18.53
    $18.53
    $18.53 - $18.53
    $18.53