Attributes

Key Value
DriveExternal Hex
Drive Size3/4 in
Fastener Length4 in
FinishBlack Oxide
Head Height5/16 in
Head Width0.75 in
ItemHex Head Cap Screw
MaterialSteel
Material Grade/ClassGrade 5
Min. Thread Length1 1/4 in
Minimum Temperature-58 Degrees F
Minimum Thread Length1 1/4 in
Proof Load74,000 to 85,000 psi
Rockwell HardnessHRC19
StandardsASME B18.2.1 SAE J429
System of MeasurementInch
Temp. Range-58 Degrees to 302 Deg.
Tensile Strength105,000 psi
Thread DirectionRight Hand
Thread Size1/2"-20
Thread StylePartially Threaded
Thread TypeUNF (Fine)
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