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Product Description

Part Number: 25C75BFL8Y
Diameter/Pitch: 1/4"-20
Length Under Head: 3/4"
Grade: Grade 8
Finish: Zinc Yellow
Coarse / Fine Threads: Coarse
Partial / Full Threads: Full
Wrench Size: 3/8"
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BoltsandNuts.com

1/4-20x3/4" Grade 8 Hex Flange Frame Bolts Zinc Yellow

SKU: 25C75BFL8Y
Product Description

Part Number: 25C75BFL8Y
Diameter/Pitch: 1/4"-20
Length Under Head: 3/4"
Grade: Grade 8
Finish: Zinc Yellow
Coarse / Fine Threads: Coarse
Partial / Full Threads: Full
Wrench Size: 3/8"
Click Here for Tech Drawing




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Diameter Pitch1/4"-20
Grade MaterialGrade 8
Partial Full ThreadsFull
Threads Per Inch20 TPI
Proof Load3,820 lbf
Tensile Strength150,000 psi
Tensile Stress Area0.0318 sq in
Torque Dry12 ft-lb
Head TypeHex Flange (Frame Bolt)
Length Under Head3/4"
FinishZinc Yellow
Coarse Fine ThreadsCoarse
Wrench Size3/8"
Clamp Load2,860 lbf
Yield Strength130,000 psi
HardnessRockwell C33–C39
Torque Lubricated9 ft-lb
Nominal Size1/4"
GradeGrade 8
MaterialMedium carbon alloy steel, quenched and tempered
Thread Class2A
Major Diameter0.250"
Min Tensile Load4,770 lbf
Proof Stress120,000 psi
Head MarkingSix radial lines on head
Length3/4"
Inch MetricInch

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