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Grade 8 Flange Nuts

Grade 8 flange nuts are high-strength fasteners engineered for heavy-duty applications, providing excellent durability and reliability under extreme stress. Their integrated flange ensures even load distribution and reduces the need for washers, making them ideal for demanding industrial and automotive assemblies.

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$0.20 - $324.78
$0.20 - $324.78
$0.20 - $324.78
$0.20

1/4"-20 Grade 8 Hex Flange Nuts Phos & Oil

Out of stock

Part Number: 25CNHF8P/FSDiameter/Pitch: 1/4"-20Grade: Grade 8Finish: Phosphate & OilCoarse / Fine Threads: CoarseWrench Size: 7/16" Click Here...

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$0.20 - $324.78
$0.20 - $324.78
$0.20 - $324.78
$0.20
Sold out
$0.25 - $331.40
$0.25 - $331.40
$0.25 - $331.40
$0.25

1/4"-20 Grade 8 Hex Flange Prevailing Torque Top Lock Nuts Phos &Oil

in stock

Part Number: 25CNHFGPDiameter/Pitch: 1/4"-20Grade: Grade 8Finish: Phosphate & OilCoarse / Fine Threads: CoarseWrench Size: 7/16" Click Here fo...

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$0.25 - $331.40
$0.25 - $331.40
$0.25 - $331.40
$0.25
$0.22 - $290.84
$0.22 - $290.84
$0.22 - $290.84
$0.22

1/4"-20 Grade 8 Hex Flange Prevailing Torque Top Lock Nuts Zinc Yellow

in stock

Part Number: 25CNHFGYDiameter/Pitch: 1/4"-20Grade: Grade 8Finish: Zinc YellowCoarse / Fine Threads: CoarseWrench Size: 7/16" Click Here for Tech D...

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$0.22 - $290.84
$0.22 - $290.84
$0.22 - $290.84
$0.22
$0.18 - $305.52
$0.18 - $305.52
$0.18 - $305.52
$0.18

1/4"-20 Grade 8 Serrated Hex Flange Lock Nuts Zinc Yellow

in stock

Part Number: 25CSLN8YDiameter/Pitch: 1/4"-20Grade: Grade 8Finish: Zinc YellowCoarse / Fine Threads: CoarseWrench Size: 7/16" Click Here for Tech D...

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$0.18 - $305.52
$0.18 - $305.52
$0.18 - $305.52
$0.18
$0.17 - $282.07
$0.17 - $282.07
$0.17 - $282.07
$0.17

1/4"-20 Grade 8 Serrated Hex Flange Lock Nuts Plain &Oil

in stock

Part Number: 25CSLN8PLDiameter/Pitch: 1/4"-20Grade: Grade 8Finish: PlainCoarse / Fine Threads: CoarseWrench Size: 7/16" Click Here for Tech Drawing

$0.17 - $282.07
$0.17 - $282.07
$0.17 - $282.07
$0.17
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$0.27 - $286.48
$0.27 - $286.48
$0.27 - $286.48
$0.27

5/16"-18 Grade 8 Hex Flange Nuts Phos & Oil

Out of stock

Part Number: 31CNHF8P/FSDiameter/Pitch: 5/16"-18Grade: Grade 8Finish: Phosphate & OilCoarse / Fine Threads: CoarseWrench Size: 1/2" Click Here...

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$0.27 - $286.48
$0.27 - $286.48
$0.27 - $286.48
$0.27
Sold out
$0.33 - $255.51
$0.33 - $255.51
$0.33 - $255.51
$0.33

5/16"-18 Grade 8 Hex Flange Prevailing Torque Top Lock Nuts Phos &Oil

in stock

Part Number: 31CNHFGPDiameter/Pitch: 5/16"-18Grade: Grade 8Finish: Phosphate & OilCoarse / Fine Threads: CoarseWrench Size: 1/2" Click Here fo...

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$0.33 - $255.51
$0.33 - $255.51
$0.33 - $255.51
$0.33
$0.38 - $289.32
$0.38 - $289.32
$0.38 - $289.32
$0.38

5/16"-18 Grade 8 Hex Flange Prevailing Torque Top Lock Nuts Zinc Yellow

in stock

Part Number: 31CNHFGYDiameter/Pitch: 5/16"-18Grade: Grade 8Finish: Zinc YellowCoarse / Fine Threads: CoarseWrench Size: 1/2" Click Here for Tech D...

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$0.38 - $289.32
$0.38 - $289.32
$0.38 - $289.32
$0.38
$0.25 - $307.29
$0.25 - $307.29
$0.25 - $307.29
$0.25

5/16"-18 Grade 8 Serrated Hex Flange Lock Nuts Plain &Oil

in stock

Part Number: 31CSLN8PLDiameter/Pitch: 5/16"-18Grade: Grade 8Finish: PlainCoarse / Fine Threads: CoarseWrench Size: 1/2" Click Here for Tech Drawing

$0.25 - $307.29
$0.25 - $307.29
$0.25 - $307.29
$0.25
$0.27 - $333.57
$0.27 - $333.57
$0.27 - $333.57
$0.27

5/16"-18 Grade 8 Serrated Hex Flange Lock Nuts Zinc Yellow

in stock

Part Number: 31CSLN8YDiameter/Pitch: 5/16"-18Grade: Grade 8Finish: Zinc YellowCoarse / Fine Threads: CoarseWrench Size: 1/2" Click Here for Tech D...

View full details
$0.27 - $333.57
$0.27 - $333.57
$0.27 - $333.57
$0.27
$0.39 - $315.23
$0.39 - $315.23
$0.39 - $315.23
$0.39

3/8"-16 Grade 8 Hex Flange Nuts Phos & Oil

in stock

Part Number: 37CNHF8P/FSDiameter/Pitch: 3/8"-16Grade: Grade 8Finish: Phosphate & OilCoarse / Fine Threads: CoarseWrench Size: 9/16" Click Here...

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$0.39 - $315.23
$0.39 - $315.23
$0.39 - $315.23
$0.39
$0.55 - $317.61
$0.55 - $317.61
$0.55 - $317.61
$0.55

3/8"-16 Grade 8 Hex Flange Prevailing Torque Top Lock Nuts Phos &Oil

in stock

Part Number: 37CNHFGPDiameter/Pitch: 3/8"-16Grade: Grade 8Finish: Phosphate & OilCoarse / Fine Threads: CoarseWrench Size: 9/16" Click Here fo...

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$0.55 - $317.61
$0.55 - $317.61
$0.55 - $317.61
$0.55
$0.51 - $294.33
$0.51 - $294.33
$0.51 - $294.33
$0.51

3/8"-16 Grade 8 Hex Flange Prevailing Torque Top Lock Nuts Zinc Yellow

in stock

Part Number: 37CNHFGYDiameter/Pitch: 3/8"-16Grade: Grade 8Finish: Zinc YellowCoarse / Fine Threads: CoarseWrench Size: 9/16" Click Here for Tech D...

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$0.51 - $294.33
$0.51 - $294.33
$0.51 - $294.33
$0.51
$0.40 - $323.24
$0.40 - $323.24
$0.40 - $323.24
$0.40

3/8"-16 Grade 8 Serrated Hex Flange Lock Nuts Zinc Yellow

in stock

Part Number: 37CSLN8YDiameter/Pitch: 3/8"-16Grade: Grade 8Finish: Zinc YellowCoarse / Fine Threads: CoarseWrench Size: 9/16" Click Here for Tech D...

View full details
$0.40 - $323.24
$0.40 - $323.24
$0.40 - $323.24
$0.40
$0.37 - $298.13
$0.37 - $298.13
$0.37 - $298.13
$0.37

3/8"-16 Grade 8 Serrated Hex Flange Lock Nuts Plain &Oil

in stock

Part Number: 37CSLN8PLDiameter/Pitch: 3/8"-16Grade: Grade 8Finish: PlainCoarse / Fine Threads: CoarseWrench Size: 9/16" Click Here for Tech Drawing

$0.37 - $298.13
$0.37 - $298.13
$0.37 - $298.13
$0.37
$1.05 - $301.79
$1.05 - $301.79
$1.05 - $301.79
$1.05

7/16"-14 Grade 8 Hex Flange Prevailing Torque Top Lock Nuts Phos &Oil

in stock

Part Number: 43CNHFGPDiameter/Pitch: 7/16"-14Grade: Grade 8Finish: Phosphate & OilCoarse / Fine Threads: CoarseWrench Size: 5/8" Click Here fo...

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$1.05 - $301.79
$1.05 - $301.79
$1.05 - $301.79
$1.05
$1.02 - $292.40
$1.02 - $292.40
$1.02 - $292.40
$1.02

7/16"-14 Grade 8 Hex Flange Prevailing Torque Top Lock Nuts Zinc Yellow

in stock

Part Number: 43CNHFGYDiameter/Pitch: 7/16"-14Grade: Grade 8Finish: Zinc YellowCoarse / Fine Threads: CoarseWrench Size: 5/8" Click Here for Tech D...

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$1.02 - $292.40
$1.02 - $292.40
$1.02 - $292.40
$1.02
Sold out
$0.92 - $300.53
$0.92 - $300.53
$0.92 - $300.53
$0.92

1/2"-13 Grade 8 Hex Flange Nuts Phos & Oil

Out of stock

Part Number: 50CNHF8P/FSDiameter/Pitch: 1/2"-13Grade: Grade 8Finish: Phosphate & OilCoarse / Fine Threads: CoarseWrench Size: 3/4" Click Here ...

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$0.92 - $300.53
$0.92 - $300.53
$0.92 - $300.53
$0.92
Sold out
$1.20 - $274.47
$1.20 - $274.47
$1.20 - $274.47
$1.20

1/2"-13 Grade 8 Hex Flange Prevailing Torque Top Lock Nuts Phos &Oil

in stock

Part Number: 50CNHFGPDiameter/Pitch: 1/2"-13Grade: Grade 8Finish: Phosphate & OilCoarse / Fine Threads: CoarseWrench Size: 3/4" Click Here for...

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$1.20 - $274.47
$1.20 - $274.47
$1.20 - $274.47
$1.20
$1.14 - $262.32
$1.14 - $262.32
$1.14 - $262.32
$1.14

1/2"-13 Grade 8 Hex Flange Prevailing Torque Top Lock Nuts Zinc Yellow

in stock

Part Number: 50CNHFGYDiameter/Pitch: 1/2"-13Grade: Grade 8Finish: Zinc YellowCoarse / Fine Threads: CoarseWrench Size: 3/4" Click Here for Tech Dr...

View full details
$1.14 - $262.32
$1.14 - $262.32
$1.14 - $262.32
$1.14
$0.94 - $325.09
$0.94 - $325.09
$0.94 - $325.09
$0.94

1/2"-13 Grade 8 Serrated Hex Flange Lock Nuts Zinc Yellow

in stock

Part Number: 50CSLN8YDiameter/Pitch: 1/2"-13Grade: Grade 8Finish: Zinc YellowCoarse / Fine Threads: CoarseWrench Size: 3/4" Click Here for Tech Dr...

View full details
$0.94 - $325.09
$0.94 - $325.09
$0.94 - $325.09
$0.94
$0.87 - $300.61
$0.87 - $300.61
$0.87 - $300.61
$0.87

1/2"-13 Grade 8 Serrated Hex Flange Lock Nuts Plain &Oil

in stock

Part Number: 50CSLN8PLDiameter/Pitch: 1/2"-13Grade: Grade 8Finish: PlainCoarse / Fine Threads: CoarseWrench Size: 3/4" Click Here for Tech Drawing

$0.87 - $300.61
$0.87 - $300.61
$0.87 - $300.61
$0.87
Sold out
$1.95 - $317.80
$1.95 - $317.80
$1.95 - $317.80
$1.95

5/8"-11 Grade 8 Hex Flange Nuts Phos & Oil

Out of stock

Part Number: 62CNHF8P/FSDiameter/Pitch: 5/8"-11Grade: Grade 8Finish: Phosphate & OilCoarse / Fine Threads: CoarseWrench Size: 15/16" Click Her...

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$1.95 - $317.80
$1.95 - $317.80
$1.95 - $317.80
$1.95
Sold out
$2.41 - $276.38
$2.41 - $276.38
$2.41 - $276.38
$2.41

5/8"-11 Grade 8 Hex Flange Prevailing Torque Top Lock Nuts Phos &Oil

in stock

Part Number: 62CNHFGPDiameter/Pitch: 5/8"-11Grade: Grade 8Finish: Phosphate & OilCoarse / Fine Threads: CoarseWrench Size: 15/16" Click Here f...

View full details
$2.41 - $276.38
$2.41 - $276.38
$2.41 - $276.38
$2.41

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