Mil. Spec. Hex Head Cap Screws | McMaster-Carr

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Specifications Met

Federal Specification

Military Specification

System of Measurement

Thread Size

Length

Material

Stainless Steel

Threading

Partially Threaded

Fastener Head Type

Drive Style

Finish

Zinc Yellow-Chromate Plated

Head Width

Fastener Strength Grade/Class

DFARS Specialty Metals

Thread Type

Thread Direction

Thread Spacing

Tensile Strength

Less than 100,000 psi

110,000 psi to 129,999 psi

130,000 psi to 149,999 psi

150,000 psi or greater

Socket Head Profile

Thread Fit

Metric Class 6g

Unified Standard Class 2A

Unified Standard Class 3A

Head Diameter

RoHS

Export Control Classification Number (ECCN)

Hardness

Certification

REACH

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882 Products

Fastening and Joining

Hex Head Screws

Hex Head Screws

Used with nuts to create a stronger joint than flat and rounded screws

Socket Head Screws

Socket Head Screws

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

Rounded Head Screws

Rounded Head Screws

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

Flat Head Screws

Flat Head Screws

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

Shoulder Screws

Shoulder Screws

Rotate parts around the cylinder under the head to guide and align them during installation

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