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5/16-18x2-1/2" Alloy Socket Head Cap Screws Black Oxide USA Made
Product Description

Part Number: 31C250SHCSABO/USA
Finish: Black Oxide
Grade/Material: Alloy Steel

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5/16-18x2-1/2" Alloy Socket Head Cap Screws Black Oxide USA Made

SKU: 31C250SHCSABO/USA
Product Description

Part Number: 31C250SHCSABO/USA
Finish: Black Oxide
Grade/Material: Alloy Steel

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Pack Size
1
$3.76/pc
Popular
25
$2.82/pc
100
$2.39/pc
250
$1.91/pc
Best Value
800
$1.43/pc
$3.76
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Diameter Pitch5/16-18
Grade MaterialAlloy Steel
Coarse Fine ThreadsCoarse
Head Height0.312" nom
Min Tensile Load9,440 lbf
HardnessRockwell C38–C43
Head TypeSocket Head Cap
Inch MetricInch
Length Under Head2-1/2"
FinishBlack Oxide
Thread Class3A
Major Diameter0.312"
Tensile Strength180,000 psi
DriveHex Socket
Head Diameter0.469" nom
GradeAlloy Steel
MaterialAlloy steel, heat treated (ASTM A574)
Threads Per Inch18 TPI
Hex Key Size1/4"
Tensile Stress Area0.0524 sq in
Length2-1/2"
Nominal Size5/16"

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