Extruded U-Nuts | McMaster-Carr

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System of Measurement

Thread Size

Clip-On Nut Type

With Enclosed Hex Nut

With Square Nut

Panel Thickness

0.023" to 0.063"

0.025" to 0.04"

0.025" to 0.045"

0.025" to 0.062"

0.025" to 0.063"

0.025" to 0.064"

0.025" to 0.125"

0.025" to 0.15"

0.025" to 0.236"

0.025" to 0.248"

0.028" to 0.056"

0.028" to 0.125"

0.031" to 0.051"

0.031" to 0.062"

0.032" to 0.093"

0.036" to 0.047"

Nut Type

Distance from Center of Hole to Edge

Clip-On Nut Shape

Finish

Phosphate Coated

Screw Size

Material

18-8 Stainless Steel

Thread Type

Thread Pitch

For Use With

Thread Spacing

Color

RoHS

Strong-Grip Clip-On Barrel Nuts Included

1/4"-20 with 0.531" from Hole Center to Edge (11 Pieces)

1/4"-20 with 0.531" from Hole Center to Edge (50 Pieces)

1/4"-20 with 0.781" from Hole Center to Edge (10 Pieces)

1/4"-20 with 0.781" from Hole Center to Edge (50 Pieces)

3/8"-16 with 0.75" from Hole Center to Edge (25 Pieces)

3/8"-16 with 0.75" from Hole Center to Edge (8 Pieces)

3/8"-16 with 1.125" from Hole Center to Edge (25 Pieces)

3/8"-16 with 1.125" from Hole Center to Edge (3 Pieces)

5/16"-18 with 0.562" from Hole Center to Edge (50 Pieces)

5/16"-18 with 0.562" from Hole Center to Edge (8 Pieces)

5/16"-18 with 0.843" from Hole Center to Edge (25 Pieces)

5/16"-18 with 0.843" from Hole Center to Edge (7 Pieces)

8-32 with 0.406" from Hole Center to Edge (4 Pieces)

10-24 with 0.468" from Hole Center to Edge (50 Pieces)

10-24 with 0.468" from Hole Center to Edge (7 Pieces)

M4 with 13.5 mm from Hole Center to Edge (5 Pieces)

M5 with 15.8 mm from Hole Center to Edge (5 Pieces)

M6 with 12 mm from Hole Center to Edge (5 Pieces)

Thread Fit

Metric Class 6H

Unified Standard Class 2B

Unified Standard Class 3B

DFARS Specialty Metals

REACH

Width

Export Control Classification Number (ECCN)

Performance

Square Hole Size

0.343" to 0.38"

0.362" to 0.375"

0.375" to 0.38"

0.503" to 0.508"

0.573" to 0.578"

0.588" to 0.593"

Clip-On Hex Nuts Included

1/4"-20 with 0.5" from Hole Center to Edge (50 Pieces)

5/16"-18 with 0.563" from Hole Center to Edge (50 Pieces)

Head Height

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210 Products

Clip-On Nuts

Strong-Grip Clip-On Barrel Nuts

Strong-Grip Clip-On Barrel Nuts

The barrel has multiple threads for secure thread engagement

Clip-On Nut Assortments

Clip-On Nut Assortments

Keep a variety of clip-on nuts on hand to create fastening points for screws

Low-Profile Strong-Grip Clip-On Nuts

Slide onto panels where clearance is limited and you need a tight grip

Clip-On Nuts

Slide onto the edge of thin panels to create a fastening point; also known as J-nuts

Strong-Grip Clip-On Nuts

Strong-Grip Clip-On Nuts

The U-shaped body squeezes both sides of panels for a tighter grip than J-nuts

Strong-Grip Clip-On Nuts for Tapping Screws

Strong-Grip Clip-On Nuts for Tapping Screws

Squeeze both sides of thin panels to create a fastening point for tapping screws

Strong-Grip Clip-On Enclosed Hex Nuts

Strong-Grip Clip-On Enclosed Hex Nuts

The strongest grip of any of our clip-on nuts; also known as S-nuts

Low-Profile Clip-On Nuts

Slide onto panels in places where clearance is limited

Clip-On Nuts for Tapping Screws

Clip-On Nuts for Tapping Screws

Slide onto the edge of thin panels to create a fastening point for tapping screws

Other Products

Snap-In Nuts

Push into square holes in thin materials to add bolts for aligning off-center parts

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