Flange Head Nuts | McMaster-Carr

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System of Measurement

Thread Size

Nut Type

Material

Grade 2 Titanium

Stainless Steel

Finish

Cadmium Yellow-Chromate Plated

Corrosion-Resistant Coated

Neoprene Coated

Phosphate Coated

Tin Zinc Plated

Zinc Flake Coated

Zinc Yellow-Chromate Plated

Flange Diameter

Thread Pitch

Height

Width

Fastener Strength Grade/Class

Thread Type

Metric Rounded Trapezoidal

Metric Trapezoidal

Flange Thickness

Locking Type

Distorted Thread

Length

Thread Direction

Hex Nut Profile

Thread Spacing

Rivet Nut Body Shape

Performance

Corrosion Resistant

High Temperature

Vibration Resistant

For Material Thickness

0.000" to 0.197"

0.010" to 0.075"

0.010" to 0.080"

0.010" to 0.085"

0.01" to 0.165"

0.015" to 0.050"

0.015" to 0.094"

0.015" to 0.156"

0.015" to 0.188"

0.015" to 0.437"

0.015" to 0.643"

0.016" to 0.188"

0.020" to 0.079"

0.020" to 0.080"

0.020" to 0.085"

0.020" to 0.100"

0.020" to 0.118"

Thread Fit

Metric Class 5H

Metric Class 6G

Metric Class 6H

Metric Trapezoidal Class 7H

Unified Standard Class 1B

Unified Standard Class 2B

Unified Standard Class 3B

Fastener Strength Rating

RoHS

Compliant with Exemptions

DFARS Specialty Metals

Export Control Classification Number (ECCN)

REACH

How can we improve?

2,202 Products

Flange Nuts

Serrated Flange Nuts

Serrated Flange Nuts

Serrations on the flange bite into material for mild vibration resistance

Flange Nuts

The flange distributes pressure, so you don't need a washer

Nylon-Insert Flange Nuts

Nylon-Insert Flange Nuts

A nylon insert grips the screw for a stronger hold than a serrated flange

Distorted-Thread Flange Nuts

Distorted-Thread Flange Nuts

The strongest hold of all the flange nuts we offer

12-Point-Drive Flange Nuts

12-Point-Drive Flange Nuts

More points of contact than a hex head nut to achieve a tighter fit

JIS Flange Nuts

JIS Flange Nuts

Fasten parts and components that are made to Japanese Industrial Standards

Rotating Flange Nuts

Rotating Flange Nuts

Won't scratch the surface of finished parts as you tighten

High-Profile Flange Nuts

Large gripping area keeps wrenches from slipping off as you tighten

Mil. Spec. Distorted-Thread Flange Nuts

Mil. Spec. Distorted-Thread Flange Nuts

Meet U.S. military standards and have the strongest hold

Self-Aligning Flange Nuts

Self-Aligning Flange Nuts

Clamp workpieces that aren't perfectly parallel to the mounting surface

Thread-Repairing Flange Nuts

Thread-Repairing Flange Nuts

Cut through rust, residue, and weld spatter to restore damaged threads

Other Products

Rivet Nuts

Add threads to thin panels with access from only one side; also known as blind inserts

Weld Nuts

Weld to metal surfaces to add permanent threads

Screw-Mount Nuts

Screw-Mount Nuts

Mount with screws, rivets, and nails to add threads to a surface

Toilet Seat Fasteners

Toilet Seat Fasteners

Secure toilet seat hinges to your toilet bowl

Adhesive-Mount Nuts

Adhesive-Mount Nuts

Attach threads to material that’s too thin for a threaded insert

Easy to tighten and loosen by hand for making frequent adjustments

Precision Lead Screw Nuts

Precision Lead Screw Nuts

Pair with precision lead screws for accurate starts and stops in your assembly

Rivet-Mount Nuts

Rivet-Mount Nuts

Add threads in hard-to-reach areas and materials that are too thin to be tapped

Ball Screws and Nuts

Ball Screws and Nuts

Provide smooth travel where high speeds, accurate positioning, and repeatable movement are required

Lead Screw Nuts

Lead Screw Nuts

Mate with lead screws to move components in a straight line

Precision Lead Screw Nut Flanges

Precision Lead Screw Nut Flanges

Pair with precision lead screw nuts to make custom flange nuts that move items along lead screws

Push Nuts

Press onto threads for a light duty hold that’s faster to install than typical nuts

Retaining Rings

Retaining Rings

Hold components on a shaft

Push-Button Nuts

Push-Button Nuts

Disengage the threads to quickly slide along threaded rods

Clamps

Hold workpieces securely in place

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