Zinc Fasteners | McMaster-Carr

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	System of Measurement System of Measurement

	Thread Size Thread Size

	Material Material	Show

	Material Material	Hide

	Finish Finish

	For Use In For Use In

	Nut Type Nut Type


Flange	Hex

Locknut	Screw Mount

Tamper Resistant	Thumb

	Anchor Type Anchor Type


Toggle	Female Threaded

Drive	Plug

	Threaded Insert Type Threaded Insert Type


Tapping	Hammer In

	Length Length

	Diameter Diameter

	Concealed Bracket Style Concealed Bracket Style


Anchor	Butt Anchor

Corner	Double Anchor

	Width Width

	Rail Height Rail Height

	Thread Direction Thread Direction

	Right Hand

	Wing Nut Profile Wing Nut Profile


Standard	Flanged

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

	Drive Style Drive Style


Hex	External Hex

Drilled Spanner	Tri-Groove

	Installed Length Installed Length

0.25" to 0.499"

10 mm to 19.9 mm

20 mm to 24.9 mm

25 mm or greater

	Screw Size Screw Size

	Rail Profile Rail Profile

	Single
	Double
	Quad
	Triple

	Drill Bit Size Drill Bit Size

	RoHS (Restriction of Hazardous Substances) RoHS (Restriction of Hazardous Substances)

RoHS Compliant with
Exemptions

	REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)

REACH Compliant

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223 Products

Vibration-Resistant Captive Panel Screws

Vibration-Resistant Captive Panel Screws

An expanding rubber bushing damps vibration while holding panels together.

Nuts

Screw-Mount Nuts for Wood

Screw-Mount Nuts for Wood

These screw-mount nuts are often used to attach glides and levels to wood.

Zinc Alloy Wing Nuts

Zinc alloy wing nuts are corrosion resistant in wet environments.

Nylon-Insert Wing Locknuts

A nylon insert grips threads to resist loosening.

Flanged Wing Nuts

Flanged Wing Nuts

The flange distributes the load over a large area and reduces stress where the nut meets the material surface.

Tamper-Resistant Tri-Groove Nuts

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Tri-groove nuts are narrower than sloped and drilled spanner nuts to fit in tight spaces. Install with a tri-groove socket bit and either a drive handle or an open-end wrench.

Tamper-Resistant Breakaway Nuts

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The most tamper-resistant nuts we offer, these have a hex head that breaks away upon tightening, leaving a non-removable cone. Install with a standard wrench.

Tamper-Resistant Drilled Spanner Nuts

Tamper-Resistant Drilled Spanner Nuts

A wide base and large bearing surface make these nuts good for securing large objects. Install with a spanner driver.

Threaded Inserts for Wood

Tapping Inserts for Softwood

Tapping Inserts for Softwood

Large threads cut into softwood such as particleboard for a strong hold.

Flanged Tapping Inserts for Softwood

Flanged Tapping Inserts for Softwood

The flange keeps these inserts from being pulled through a hole and provides a load bearing surface.

Tapping Insert Assortments for Softwood

Tapping Insert Assortments for Softwood

Assortments include various sizes of tapping inserts for softwood.

Closed-End Flanged Barbed Inserts for Softwood

Closed-End Flanged Barbed Inserts for Softwood

A closed end seals out elements and protects the threads on these inserts from debris.

Flanged Barbed Inserts for Softwood

Flanged Barbed Inserts for Softwood

An open end allows long screws and bolts to pass through the insert.

Flush-Mount Barbed Inserts for Softwood

Flush-Mount Barbed Inserts for Softwood

Mount these inserts flush or below the material's surface.

Anchors

Vibration-Resistant Female-Threaded
Anchors for Block and Brick

Often referred to as four-way expansion anchors, these expand in four directions to resist loosening from vibration.

Female-Threaded Anchors for Block and Brick

Also known as double expansion anchors, these expand from both sides for full contact and a secure hold.

Shallow-Hole Female-Threaded
Anchors for Block and Brick

Shallow-Hole Female-Threaded Anchors for Block and Brick

Also known as caulk-in anchors, these stay secure when there's not much material to hold.

Zinc Alloy Removable Pin-Drive
Anchors for Block and Brick

Also known as drive rivets, install these anchors by hammering the pin into the body. Pry out the pin to remove.

Zinc Alloy Removable Screw-Drive
Anchors for Block and Brick

Also known as drive rivets, install by hammering the screw into the body. Unthread the screw to remove.

Wood-Screw-Threaded Metal
Anchors for Block and Brick

Also known as lag shields, these anchors are designed for use with large-diameter wood screws.

Zinc Alloy Drilling Toggle Bolts

Female Drilling Anchors for Drywall,
Plaster, and Wood Paneling

Female Drilling Anchors with Screw for
Drywall, Plaster, and Wood Paneling

Building and Machinery Hardware

T-Slotted Framing Structural Brackets

Connect T‐slotted rails and reinforce joints for structural stability.

Replacement Handles for
Crank-to-Open Window Openers

Replacement Handles for Crank-to-Open Window Openers

Save time and money by replacing worn or damaged handles instead of the entire opener.

Crank-to-Open Window Openers

Use these openers on casement windows.

Adjustable-Bolt Sliding Window Locks

Choose these locks if you need locks that each open with a different key.

Adjustable-Bolt Keyed Alike Sliding Window Locks

Choose these locks if you need several locks that open with the same key.

Wraparound Rope Cleats

Wraparound Rope Cleats

Wind rope around these cleats for a secure hold.

Mounting Nuts for Shock Absorbers

Mounting Nuts for Shock Absorbers

Mounting Nuts for Shock Absorbers

Combine with mounting blocks to mount and secure threaded-body shock absorbers.

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