Product Description
TRB RC 4-40 x 1-1/4" ( SHC ) Socket Head Cap Screws, 10pcs Hardened Alloy Steel, Exceeds Grade 8.Ideal for precision assembly work with close tolerances and applications needing a well tooled appearance.
Supplies greater tensile strength than equivalent sizes of Grade-5 or Grade-8 he x head cap screws
while requiring less surface area or counter-bore since the fastener is internally wrenched.
Specifications:
Unit of Measure / Inch
Material / Alloy Steel
Grade / ASME 18.3
Tensile Strength / 180,000 PSI
Yeild Strength / 162,000 PSI
Hardness / HRC 39 min
Head Type / Socket Cap
Drive Type / Hex Socket
Thread & Pitch Size (inch) / #4-40
Length (inch) / 1-1/4"
Color / Black
Length Measurement Type / Length Under Head
Hex Key Size (inch) / 3/32"
