5-44 Fasteners | McMaster-Carr

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System of Measurement

Thread Size

Length

Fastener Head Type

Material

Stainless Steel

Thread Spacing

Head Diameter

Drive Style

Threading

Partially Threaded

Drive Size

Thread Type

Head Height

Socket Head Profile

Thread Direction

Finish

Rounded Head Style

Width

Flat Head Profile

Thread Fit

Unified Standard Class 2B

Unified Standard Class 3A

DFARS Specialty Metals

Export Control Classification Number (ECCN)

RoHS

Specifications Met

Hardness

Tensile Strength

30,000 psi to 99,999 psi

100,000 psi or greater

REACH

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34 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

Rounded Head Screws

Rounded Head Screws

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

Set Screws

Exert pressure at the tip to hold parts in place, unlike screws that hold material together with threads

Flat Head Screws

Flat Head Screws

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

Hex Nuts

Handle most general fastening needs

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