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91253A289 | Alloy Steel Hex Drive Flat Head Screws

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Product Number: 91253A289

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  • Description
Product Number 91253A289
System of Measurement Inch
Drive Style Hex
Head Type Flat
Threading Fully Threaded
Thread Direction Right Hand
Thread Fit Class 3A
Thread Size 1/4"-20
Thread Spacing Coarse
Thread Type UNC
Drive Size 5/32"
Screw Size Decimal Equivalent 0.250"
Length 9/16"
Material Black-Oxide Alloy Steel
Hardness Rockwell C39
Tensile Strength 130,000 psi
Specifications Met ASTM F835
Countersink Angle 82°
Country of Origin Peoples Republic of China
Flat Head Profile Standard
Head Diameter 0.531"
Head Height 0.161"
Schedule B 731815.9000

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