Locking Helicoil Inserts | McMaster-Carr

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System of Measurement

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Helical Insert Type

Material

High-Speed Steel

Stainless Steel

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Less than 0.25"

0.25" to 0.499"

0.75" to 0.999"

10 mm to 19.9 mm

20 mm to 24.9 mm

25 mm or greater

Military Specification

Specifications Met

Thread Direction

Thread Pitch

Thread Type

For Insert Thread Size

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Finish

Dry Film Lubricated

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DFARS Specialty Metals

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REACH

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Stainless Steel

For Insert Thread Type

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Maximum Tapping Depth

For Insert Thread Pitch

Pitch Diameter Limit

Overall Length

How can we improve?

479 Products

Fastening and Joining

Threaded Inserts

Threaded Inserts

Create new threads or repair stripped threads

Threaded Insert Installation Tools

Threaded Insert Installation Tools

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

Fabricating and Machining

Taps

Cut internal threads for fasteners, pipe, conduit, and more

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