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

Flange Bolts

  • 3/8"-16 x 1" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $10.98 - $25.81
    $10.98 - $25.81
    $10.98 - $25.81
    $10.98

    3/8"-16 x 1" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 1"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (9/16" Wrench)Thread Size: 16 (Coarse)Thread Length: FullHardness:...

    View full details
    $10.98 - $25.81
    $10.98 - $25.81
    $10.98 - $25.81
    $10.98
  • 3/8"-16 x 3/4" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $10.69 - $23.63
    $10.69 - $23.63
    $10.69 - $23.63
    $10.69

    3/8"-16 x 3/4" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 3/4"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (9/16" Wrench)Thread Size: 16 (Coarse)Thread Length: FullHardnes...

    View full details
    $10.69 - $23.63
    $10.69 - $23.63
    $10.69 - $23.63
    $10.69
  • 3/8"-16 x 1-1/4" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $9.95 - $27.52
    $9.95 - $27.52
    $9.95 - $27.52
    $9.95

    3/8"-16 x 1-1/4" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 1-1/4"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (9/16" Wrench)Thread Size: 16 (Coarse)Thread Length: FullHardn...

    View full details
    $9.95 - $27.52
    $9.95 - $27.52
    $9.95 - $27.52
    $9.95
  • 3/8"-16 x 2-1/2" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $10.91 - $21.13
    $10.91 - $21.13
    $10.91 - $21.13
    $10.91

    3/8"-16 x 2-1/2" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 2-1/2"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (9/16" Wrench)Thread Size: 16 (Coarse)Thread Length: 1" to 2"H...

    View full details
    $10.91 - $21.13
    $10.91 - $21.13
    $10.91 - $21.13
    $10.91
  • 3/8"-16 x 1-3/4" Zinc Plated Grade 5 Steel Coarse Thread Hex Washer Head Serrated Flange Bolts
    $9.55 - $9.55
    $9.55
    $9.55 - $9.55
    $9.55

    3/8"-16 x 1-3/4" Zinc Grade 5 Hex Washer Head Serrated Flange Bolts (5 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 1-3/4"Material: SteelFinish: ZincHead Style: Hex Washer (9/16" Wrench)Thread Size: 16 (Coarse)Thread Length: 1" to 2"Hardness...

    View full details
    $9.55 - $9.55
    $9.55
    $9.55 - $9.55
    $9.55
  • 3/8"-16 x 1-1/2" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $10.89 - $10.89
    $10.89
    $10.89 - $10.89
    $10.89

    3/8"-16 x 1-1/2" Zinc Grade 8 Hex Washer Head Flange Bolts (4 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 1-1/2"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (9/16" Wrench)Thread Size: 16 (Coarse)Thread Length: FullHardn...

    View full details
    $10.89 - $10.89
    $10.89
    $10.89 - $10.89
    $10.89
  • 3/8"-16 x 2-1/2" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $11.77 - $11.77
    $11.77
    $11.77 - $11.77
    $11.77

    3/8"-16 x 2-1/2" Zinc Grade 8 Hex Washer Head Flange Bolts (4 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 2-1/2"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (9/16" Wrench)Thread Size: 16 (Coarse)Thread Length: 1" to 2"H...

    View full details
    $11.77 - $11.77
    $11.77
    $11.77 - $11.77
    $11.77
  • 3/8"-16 x 2-3/4" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $12.36 - $12.36
    $12.36
    $12.36 - $12.36
    $12.36

    3/8"-16 x 2-3/4" Zinc Grade 8 Hex Washer Head Flange Bolts (4 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 2-3/4"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (9/16" Wrench)Thread Size: 16 (Coarse)Thread Length: 1" to 2"H...

    View full details
    $12.36 - $12.36
    $12.36
    $12.36 - $12.36
    $12.36
  • 3/8"-16 x 3/4" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $11.51 - $11.51
    $11.51
    $11.51 - $11.51
    $11.51

    3/8"-16 x 3/4" Zinc Grade 8 Hex Washer Head Flange Bolts (6 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 3/4"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (9/16" Wrench)Thread Size: 16 (Coarse)Thread Length: FullHardnes...

    View full details
    $11.51 - $11.51
    $11.51
    $11.51 - $11.51
    $11.51
  • 3/8"-16 x 2-3/4" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $11.40 - $26.80
    $11.40 - $26.80
    $11.40 - $26.80
    $11.40

    3/8"-16 x 2-3/4" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 2-3/4"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (9/16" Wrench)Thread Size: 16 (Coarse)Thread Length: 1" to 2"H...

    View full details
    $11.40 - $26.80
    $11.40 - $26.80
    $11.40 - $26.80
    $11.40
  • 3/8"-16 x 1/2" Zinc Plated Grade 5 Steel Coarse Thread Hex Washer Head Serrated Flange Bolts
    $10.47 - $10.47
    $10.47
    $10.47 - $10.47
    $10.47

    3/8"-16 x 1/2" Zinc Grade 5 Hex Washer Head Serrated Flange Bolts (12 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 1/2"Material: SteelFinish: ZincHead Style: Hex Washer (9/16" Wrench)Thread Size: 16 (Coarse)Thread Length: FullHardness: Grad...

    View full details
    $10.47 - $10.47
    $10.47
    $10.47 - $10.47
    $10.47
  • 3/8"-16 x 5/8" Zinc Plated Grade 5 Steel Coarse Thread Hex Washer Head Serrated Flange Bolts
    $10.14 - $10.14
    $10.14
    $10.14 - $10.14
    $10.14

    3/8"-16 x 5/8" Zinc Grade 5 Hex Washer Head Serrated Flange Bolts (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 5/8"Material: SteelFinish: ZincHead Style: Hex Washer (9/16" Wrench)Thread Size: 16 (Coarse)Thread Length: FullHardness: Grad...

    View full details
    $10.14 - $10.14
    $10.14
    $10.14 - $10.14
    $10.14
  • 3/8"-16 x 3/4" Zinc Plated Grade 5 Steel Coarse Thread Hex Washer Head Serrated Flange Bolts
    $10.31 - $10.31
    $10.31
    $10.31 - $10.31
    $10.31

    3/8"-16 x 3/4" Zinc Grade 5 Hex Washer Head Serrated Flange Bolts (8 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 3/4"Material: SteelFinish: ZincHead Style: Hex Washer (9/16" Wrench)Thread Size: 16 (Coarse)Thread Length: FullHardness: Grad...

    View full details
    $10.31 - $10.31
    $10.31
    $10.31 - $10.31
    $10.31
  • 3/8"-16 x 7/8" Zinc Plated Grade 5 Steel Coarse Thread Hex Washer Head Serrated Flange Bolts
    $9.97 - $9.97
    $9.97
    $9.97 - $9.97
    $9.97

    3/8"-16 x 7/8" Zinc Grade 5 Hex Washer Head Serrated Flange Bolts (8 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 7/8"Material: SteelFinish: ZincHead Style: Hex Washer (9/16" Wrench)Thread Size: 16 (Coarse)Thread Length: FullHardness: Grad...

    View full details
    $9.97 - $9.97
    $9.97
    $9.97 - $9.97
    $9.97
  • 3/8"-16 x 1-1/4" Zinc Plated Grade 5 Steel Coarse Thread Hex Washer Head Serrated Flange Bolts
    $9.54 - $9.54
    $9.54
    $9.54 - $9.54
    $9.54

    3/8"-16 x 1-1/4" Zinc Grade 5 Hex Washer Head Serrated Flange Bolts (6 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 1-1/4"Material: SteelFinish: ZincHead Style: Hex Washer (9/16" Wrench)Thread Size: 16 (Coarse)Thread Length: FullHardness: Gr...

    View full details
    $9.54 - $9.54
    $9.54
    $9.54 - $9.54
    $9.54
  • 3/8"-16 x 1-1/2" Zinc Plated Grade 5 Steel Coarse Thread Hex Washer Head Serrated Flange Bolts
    $9.82 - $9.82
    $9.82
    $9.82 - $9.82
    $9.82

    3/8"-16 x 1-1/2" Zinc Grade 5 Hex Washer Head Serrated Flange Bolts (6 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 1-1/2"Material: SteelFinish: ZincHead Style: Hex Washer (9/16" Wrench)Thread Size: 16 (Coarse)Thread Length: FullHardness: Gr...

    View full details
    $9.82 - $9.82
    $9.82
    $9.82 - $9.82
    $9.82
  • 3/8"-16 x 2" Zinc Plated Grade 5 Steel Coarse Thread Hex Washer Head Serrated Flange Bolts
    $9.66 - $9.66
    $9.66
    $9.66 - $9.66
    $9.66

    3/8"-16 x 2" Zinc Grade 5 Hex Washer Head Serrated Flange Bolts (5 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 2"Material: SteelFinish: ZincHead Style: Hex Washer (9/16" Wrench)Thread Size: 16 (Coarse)Thread Length: 1" to 2"Hardness: Gr...

    View full details
    $9.66 - $9.66
    $9.66
    $9.66 - $9.66
    $9.66
  • 3/8"-16 x 2-1/4" Zinc Plated Grade 5 Steel Coarse Thread Hex Washer Head Serrated Flange Bolts
    $9.24 - $9.24
    $9.24
    $9.24 - $9.24
    $9.24

    3/8"-16 x 2-1/4" Zinc Grade 5 Hex Washer Head Serrated Flange Bolts (4 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 2-1/4"Material: SteelFinish: ZincHead Style: Hex Washer (9/16" Wrench)Thread Size: 16 (Coarse)Thread Length: 1" to 2"Hardness...

    View full details
    $9.24 - $9.24
    $9.24
    $9.24 - $9.24
    $9.24
  • 3/8"-16 x 2-1/2" Zinc Plated Grade 5 Steel Coarse Thread Hex Washer Head Serrated Flange Bolts
    $9.51 - $9.51
    $9.51
    $9.51 - $9.51
    $9.51

    3/8"-16 x 2-1/2" Zinc Grade 5 Hex Washer Head Serrated Flange Bolts (4 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 2-1/2"Material: SteelFinish: ZincHead Style: Hex Washer (9/16" Wrench)Thread Size: 16 (Coarse)Thread Length: 1" to 2"Hardness...

    View full details
    $9.51 - $9.51
    $9.51
    $9.51 - $9.51
    $9.51
  • 3/8"-16 x 2-3/4" Zinc Plated Grade 5 Steel Coarse Thread Hex Washer Head Serrated Flange Bolts
    $9.64 - $9.64
    $9.64
    $9.64 - $9.64
    $9.64

    3/8"-16 x 2-3/4" Zinc Grade 5 Hex Washer Head Serrated Flange Bolts (4 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 2-3/4"Material: SteelFinish: ZincHead Style: Hex Washer (9/16" Wrench)Thread Size: 16 (Coarse)Thread Length: 1" to 2"Hardness...

    View full details
    $9.64 - $9.64
    $9.64
    $9.64 - $9.64
    $9.64
  • 3/8"-16 x 1" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $11.87 - $11.87
    $11.87
    $11.87 - $11.87
    $11.87

    3/8"-16 x 1" Zinc Grade 8 Hex Washer Head Flange Bolts (6 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 1"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (9/16" Wrench)Thread Size: 16 (Coarse)Thread Length: FullHardness:...

    View full details
    $11.87 - $11.87
    $11.87
    $11.87 - $11.87
    $11.87
  • 3/8"-16 x 1-1/4" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $10.60 - $10.60
    $10.60
    $10.60 - $10.60
    $10.60

    3/8"-16 x 1-1/4" Zinc Grade 8 Hex Washer Head Flange Bolts (4 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 1-1/4"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (9/16" Wrench)Thread Size: 16 (Coarse)Thread Length: FullHardn...

    View full details
    $10.60 - $10.60
    $10.60
    $10.60 - $10.60
    $10.60
  • 3/8"-16 x 1-3/4" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $11.14 - $11.14
    $11.14
    $11.14 - $11.14
    $11.14

    3/8"-16 x 1-3/4" Zinc Grade 8 Hex Washer Head Flange Bolts (4 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 1-3/4"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (9/16" Wrench)Thread Size: 16 (Coarse)Thread Length: 1" to 2"H...

    View full details
    $11.14 - $11.14
    $11.14
    $11.14 - $11.14
    $11.14
  • 3/8"-16 x 2" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $11.43 - $11.43
    $11.43
    $11.43 - $11.43
    $11.43

    3/8"-16 x 2" Zinc Grade 8 Hex Washer Head Flange Bolts (4 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 2"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (9/16" Wrench)Thread Size: 16 (Coarse)Thread Length: 1" to 2"Hardn...

    View full details
    $11.43 - $11.43
    $11.43
    $11.43 - $11.43
    $11.43