3-48 Thread Socket Head Screws | McMaster-Carr

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System of Measurement

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Material

Stainless Steel

Fastener Head Type

Head Diameter

Threading

Partially Threaded

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Socket Head Profile

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Drive Size

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Thread Spacing

Tip Type

Thread Fit

Unified Standard Class 3A

DFARS Specialty Metals

Shoulder Diameter

Shoulder Length

REACH

Tensile Strength

50,000 psi to 59,999 psi

60,000 psi to 99,999 psi

100,000 psi or greater

Thread Direction

Flat Head Profile

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

RoHS

Compliant with Exemptions

Export Control Classification Number (ECCN)

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132 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

Set Screws

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

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.)