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

Zinc Flake Coated

Zinc Yellow-Chromate Plated

Head Width

Thread Spacing

Thread Pitch

Drive Style

Hex with Pilot Recess

Thread Type

Specifications Met

Head Height

Grip Length

Thread Direction

Tensile Strength

30,000 psi to 99,999 psi

100,000 psi or greater

Thread Length

Screw Size

Thread Fit

Metric Class 4g6g

Metric Class 5g6g

Metric Class 6g

Metric Class 6h

Metric Class 6H

Unified Standard Class 2A

Unified Standard Class 2B

Unified Standard Class 3A

DFARS Specialty Metals

RoHS

Compliant with Exemptions

REACH

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

Export Control Classification Number (ECCN)

How can we improve?

9,234 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

Flat Head Screws

Flat Head Screws

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

Tapping Screws

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

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

Joint Clamps for Wood

Joint Clamps for Wood

Make secure joints between boards, butcher blocks, and countertops

Binding Barrels

Binding Barrels

Create custom low-profile fasteners with binding barrel posts, caps, and screws

Power Transmission

Lead Screws

Pair with lead screw nuts to move components in a straight line

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