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91257A172 | High-Strength Grade 8Steel Hex Head Screws

$2.30

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Product Number: 91257A172

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  • Description
Product Number 91257A172
System of Measurement Inch
Drive Style External Hex
Head Type Hex
Threading Partially Threaded
Thread Direction Right Hand
Thread Fit Class 2A
Thread Size 1/2"-20
Thread Spacing Fine
Thread Type UNF
Height 11/32"
Screw Size Decimal Equivalent 0.5"
Length 4 1/4"
Material Steel
Hardness Rockwell C33
Tensile Strength 150,000 psi
Specifications Met ASME B18.2.1, SAE J429
Country of Origin Peoples Republic of China
Fastener Strength Grade Class Grade 8
Finish Zinc Yellow-Chromate Plated
Min Thread Length 1 1/4"
Schedule B 731815.9000
Width 3/4"

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