M18 Inserts | McMaster-Carr

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System of Measurement

Threaded Insert Type

Thread Direction

Thread Pitch

Helical Insert Style

Thread Type

For Tap Thread Size

Thread Spacing

Installed Length

0.25" to 0.499"

10 mm to 19.9 mm

20 mm to 24.9 mm

25 mm or greater

For Tap Type

Material

18-8 Stainless Steel

Drill Bit Size

Nut Type

Number of Inserts Included

OD

Export Control Classification Number (ECCN)

DFARS Specialty Metals

REACH

RoHS

Compliant with Exemptions

Pin Diameter

End Type

For Use In

Passivation

Tensile Strength

50,000 psi to 99,999 psi

100,000 psi or greater

Thread Fit

Metric Class 6H

How can we improve?

22 Products

Fastening and Joining

Threaded Insert Tools

Threaded Insert Tools

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

Threaded Inserts

Threaded Inserts

Create new threads or repair stripped threads

Quick-Release Pin Receptacles

Quick-Release Pin Receptacles

Secure quick-release pins when you don’t have a through hole

Socket Nuts

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

Building and Machinery Hardware

Protective Plugs

Protective Plugs

Insert into holes in pipe, containers, panels, and parts to keep out debris

Fabricating and Machining

T-Slot Nuts

Combine with setup studs or bolts to mount fixtures to machine tables

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