This hex head cap screw is made of Grade 5 steel and has a zinc-plated finish. It meets the standards for SAE J429 material quality in addition to ASME B18.2.1 dimensional standards.
Technical Specs
ItemHex Head Cap Screw
Material Grade/ClassGrade 5
Thread Size1 1/4"-7
Fastener Length4 1/2 in
Head Width1 7/8 in
DriveHex
Rockwell HardnessC19
Material Quality StandardsSAE J429
Overall Length4 1/2 in
Thread StylePartially Threaded
Head StyleHex
Screw Size1 1/4 in
MaterialSteel
FinishZinc-Plated
Thread DirectionRight Hand
Minimum Thread Length2 3/4 in
Head Height25/32 in
Tensile Strength105,000 psi
Dimensional StandardsASME B18.2.1
System of MeasurementInch
Thread Fit2A
TypeHex Head Cap Screw
Thread TypeCoarse
Country of OriginUnited States
(subject to change)