3/8"-16 Helicoils | McMaster-Carr

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System of Measurement

Helical Insert Type

Installed Length

Material

Thread Direction

For Tap Type

Thread Type

Number of Inserts Included

Drill Bit Size

Military Specification

For Insert Thread Size

3/8"-16

Thread Spacing

Coarse

DFARS Specialty Metals

Tensile Strength

Specifications Met

For Use On

RoHS

Compliant with Exemptions

Passivation

REACH

Export Control Classification Number (ECCN)

EAR99

Chamfer Type

Bottoming

Plug

Maximum Tapping Depth

1 21/32"

Length

3 3/8"

For Insert Thread Type

Finish

45 Products

Fastening and Joining

Threaded Inserts

Create new threads or repair stripped threads

31 products

Threaded Insert Installation Tools

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

6 products

Threaded Insert Removal Tools

Turn counterclockwise to extract helical inserts

3 products

Fabricating and Machining

Taps

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

3 products

Measuring and Inspecting

Plug Gauges

Verify the diameter or threads of machined holes in finished parts; also called pin gauges

2 products