Partially-Threaded Hex Head Screws | McMaster-Carr

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System of Measurement

Thread Size

Length

Threading

Partially Threaded

Threaded on Both Ends

Threaded on One End

Material

651 Silicon Bronze

Stainless Steel

Fastener Head Type

Fastener Strength Grade/Class

ASTM Grade A325

ASTM Grade A490

Finish

Black Zinc Plated

Corrosion-Resistant Coated

Galvanic Barrier Coated

Hot-Dipped Galvanized

Phosphate Coated

Ultra-Corrosion-Resistant Coated

Head Width

Thread Spacing

Drive Style

Hex with Pilot Recess

Thread Pitch

Grip Length

Thread Type

Head Height

Specifications Met

Federal Specification

Screw Size

Thread Direction

Screw Features

Tension Indicating

Tensile Strength

Less than 100,000 psi

100,000 psi to 109,999 psi

110,000 psi to 119,999 psi

120,000 psi to 129,999 psi

130,000 psi or greater

Socket Head Profile

Head Diameter

DFARS Specialty Metals

RoHS

Compliant with Exemptions

Export Control Classification Number (ECCN)

REACH

How can we improve?

8,633 Products

Fastening and Joining

Hex Head Screws

Hex Head Screws

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

Wood Screws

Fasten material to wood or pieces of wood to each other

Socket Head Screws

Socket Head Screws

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

Captive Panel Screws

Captive Panel Screws

Secure panels and enclosures while still having access to them

Tapping Screws

Fasten a range of materials together without needing to tap the hole first

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

Tighten and loosen by hand without the need for tools

Shoulder Screws

Shoulder Screws

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

Joint Clamps for Wood

Joint Clamps for Wood

Make secure joints between boards, butcher blocks, and countertops

Binding Barrels and Screws

Binding Barrels and Screws

Thread together for a low-profile fastener

Power Transmission

Lead Screws and Nuts

Lead Screws and Nuts

Components travel along a screw with broad, square threads to clamp and lift heavy loads

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