Thread Repair Inserts | McMaster-Carr

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System of Measurement

Thread Size

Threaded Insert Type

Material

Silicone Rubber

Stainless Steel

For Tap Thread Size

Installed Length

Less than 0.25"

0.25" to 0.499"

10 mm to 19.9 mm

20 mm to 24.9 mm

25 mm or greater

For Use In

Thread Pitch

For Tap Type

Thread Type

End Type

Drill Bit Size

Helical Insert Style

Thread Direction

Thread Spacing

Key-Locking Insert Wall Style

For Tap Thread Pitch

Thread Insert Style

Number of Locking Keys

DFARS Specialty Metals

Tensile Strength

Less than 20,000 psi

20,000 psi to 39,999 psi

40,000 psi to 99,999 psi

100,000 psi to 119,999 psi

120,000 psi or greater

RoHS

Compliant with Exemptions

REACH

Finish

Dry Film Lubricated

Phosphate Coated

Export Control Classification Number (ECCN)

Thread Fit

Metric Class 4H

Metric Class 4H5H

Metric Class 4H6H

Metric Class 5H

Metric Class 6G

Metric Class 6H

Unified Standard Class 2A

Unified Standard Class 2B

Unified Standard Class 3A

Unified Standard Class 3B

How can we improve?

3,795 Products

Fastening and Joining

Threaded Inserts

Threaded Inserts

Create new threads or repair stripped threads

Socket Nuts

Install in recessed holes and tight spots where a wrench won’t fit; also known as Allen nuts

Threaded Insert Installation Tools

Threaded Insert Installation Tools

Install helical, key-locking, slotted-drive, and other threaded inserts

Threaded Insert Removal Tools

Threaded Insert Removal Tools

Turn counterclockwise to extract helical inserts

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