ASTM Socket Head Cap Screws | McMaster-Carr

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Specifications Met

System of Measurement

Thread Size

Length

Finish

Zinc Flake Coated

Threading

Partially Threaded

Socket Head Profile

Fastener Head Type

Drive Style

Tamper-Resistant Hex

Tamper-Resistant Torx

Material

Stainless Steel

Head Diameter

Drive Size

Thread Direction

Tensile Strength

Less than 100,000 psi

100,000 psi to 119,999 psi

120,000 psi to 129,999 psi

130,000 psi to 149,999 psi

150,000 psi or greater

Head Height

Thread Type

Thread Spacing

Thread Fit

Metric Class 4g6g

Metric Class 5g6g

Metric Class 6g

Unified Standard Class 2A

Unified Standard Class 3A

Fastener Strength Grade/Class

Thread Pitch

DFARS Specialty Metals

Tip Type

Hardness

RoHS

REACH

Export Control Classification Number (ECCN)

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4,305 Products

Fastening and Joining

Socket Head Screws

Socket Head Screws

With a deeper drive than flat and rounded head screws, these withstand more torque for a tighter hold

Flat Head Screws

Flat Head Screws

Fit in countersunk holes for a flush finish that won't snag on surrounding parts

Rounded Head Screws

Rounded Head Screws

Sit just above the surface for a low-profile finish and hold tighter than flat head screws

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)