Attributes

Key Value
DriveExternal Hex
Fastener Length1/2 in
FinishBlack Oxide
Head Height13/64 in
Head TypeHex
Head Width0.5 in
ItemHex Head Cap Screw
MaterialSteel
Material Grade/ClassGrade 8
Min. Thread Length1/2 in
Minimum Thread Length1/2 in
Proof Load120,000 psi
Rockwell HardnessHRC33
Screw Industry StandardsASME B18.2.1
StandardsASME B18.2.1 SAE J429
System of MeasurementInch
Temp. Range-58 Degrees to 302 Deg.
Tensile Strength150,000 psi
Thread DirectionRight Hand
Thread Size5/16"-18
Thread StyleFully Threaded
Thread TypeUNC (Coarse)
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