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Socket Head Cap Screw Black Oxyde Alloy Steel 4-40 * 1-5/8" Grade 8 [Cup Point] [Allen Drive]

Socket Head Cap Screw Black Oxyde Alloy Steel 4-40 * 1-5/8" Grade 8 [Cup Point] [Allen Drive]

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With a tensile strength of170, 000psi, these alloy steel screws are stronger than Grade 8 steelscrews. Length is measured from under the head.

Black-oxide steel screws are mildly corrosion resistant in dry environments.

Coarse threads are the industrystandard:choose these screws if you don’t know the pitch or threads per inch.

Screws that meet ASTMA574, ASTMA574M, and ISO898-1comply with specifications and testing requirements for materialquality.

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Specifications
Product Number VPC-00416
Head Type Socket
Socket Head Profile Standard
Drive Style Hex
System of Measurement Inch
Thread Direction Right Hand
Thread Size 4-40
Screw Size Decimal Equivalent 0.112"
Thread Type UNC
Thread Fit Class 3A
Length 1-5/8"
Threading Partially Threaded
Min. Thread Length 3/4"
Thread Spacing Coarse

Head
Diameter 0.183"
Height 0.112"
Drive Size 3/32"
Material Black-Oxide Alloy Steel
Fastener Strength Grade/Class Grade 8
Tensile Strength 170,000 psi
Hardness Rockwell C37
Specifications Met ASTM A574
RoHS 3 (2015/863/EU) Compliant