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Product Description

Part Number: 25F125HCS8Y
Diameter/Pitch: 1/4"-28
Grade: Grade 8
Length Under Head: 1-1/4"
Finish: Zinc Yellow
Coarse/Fine Threads: Fine
Partial/Full Threads: Partial
Wrench Size: 7/16"

BoltsandNuts.com

1/4-28x1-1/4" Hex Head Cap Screws Grade 8 Zinc Yellow

SKU: 25F125HCS8Y
Product Description

Part Number: 25F125HCS8Y
Diameter/Pitch: 1/4"-28
Grade: Grade 8
Length Under Head: 1-1/4"
Finish: Zinc Yellow
Coarse/Fine Threads: Fine
Partial/Full Threads: Partial
Wrench Size: 7/16"

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Diameter Pitch1/4"-28
FinishZinc Yellow
Threads Per Inch28 TPI
Head Height0.150" – 0.163"
Clamp Load3,270 lbf
Yield Strength130,000 psi
HardnessRockwell C33–C39
Torque Lubricated10 ft-lb
Inch MetricInch
Length Under Head1-1/4"
Partial Full ThreadsPartial
Width Across Flats0.438" (7/16")
Major Diameter0.250"
Min Tensile Load5,460 lbf
Proof Stress120,000 psi
Head MarkingSix radial lines on head
Head TypeHex Cap
Diameter Pitch 11/4"-28
GradeGrade 8
Thread Class2A
Width Across Corners0.505" max
Proof Load4,360 lbf
Tensile Strength150,000 psi
Tensile Stress Area0.0364 sq in
Torque Dry14 ft-lb
Thread Length0.750" min

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