Thread-Locking Inserts | McMaster-Carr

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System of Measurement

Thread Size

Threaded Insert Type

For Tap Thread Size

Material

Stainless Steel

For Tap Type

Installed Length

Less than 0.25"

0.25" to 0.499"

0.75" to 0.999"

Less than 10 mm

10 mm to 14.9 mm

15 mm to 19.9 mm

20 mm to 24.9 mm

25 mm or greater

Thread Pitch

For Use In

End Type

Thread Type

Key-Locking Insert Wall Type

Drill Bit Size

Number of Locking Keys

Thread Spacing

For Tap Thread Pitch

Thread Fit

Metric Class 4H5H

Metric Class 4H6H

Metric Class 6G

Metric Class 6H

Unified Standard Class 2B

Unified Standard Class 3B

Helical Insert Type

Tensile Strength

Finish

Cadmium Yellow-Chromate Plated

Phosphate Coated

Zinc Yellow-Chromate Plated

For Material Thickness

0.020" to 0.080"

0.020" to 0.130"

0.027" to 0.150"

0.027" to 0.165"

0.080" to 0.130"

0.130" to 0.225"

0.150" to 0.312"

0.165" to 0.260"

0.500 mm to 3.300 mm

0.700 mm to 3.800 mm

0.700 mm to 4.200 mm

3.300 mm to 5.700 mm

3.800 mm to 7.900 mm

4.200 mm to 6.600 mm

DFARS Specialty Metals

RoHS

Compliant with Exemptions

REACH

Export Control Classification Number (ECCN)

Nut Type

How can we improve?

1,674 Products

Fastening and Joining

Threaded Inserts

Threaded Inserts

Create new threads or repair stripped threads

Press-Fit Nuts

Push into drilled or punched holes to add threads to thin panels

Rivet-Mount Nuts

Rivet-Mount Nuts

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

Snap-In Nuts

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

Rivet Nuts

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

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