NPT Inserts | McMaster-Carr

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System of Measurement

Pipe Size

Thread Type

UN/UNF (SAE 45°)

UN/UNF (SAE Straight)

Cut Type

External Threading

Internal Threading

Profile Shape

For Insert Thread Type

Material

Stainless Steel

For Use On

Stainless Steel

Threaded Insert Type

For Insert Pipe Size

Thread Size

ID

0.116" to 0.182"

0.24" to 0.295"

0.325" to 0.367"

0.361" to 0.418"

0.419" to 0.485"

29/64" to 31/64"

0.471" to 0.536"

0.55" to 0.631"

0.58" to 0.667"

0.64" to 0.727"

43/64" to 49/64"

0.69" to 0.788"

0.802" to 0.911"

For Tap Type

Drill Bit Size

Attachment Type

For Use With

Helical Inserts

Screw-Locking Helical Inserts

End Type

Shape

Sold As

RoHS

Export Control Classification Number (ECCN)

DFARS Specialty Metals

REACH

Finish

Titanium Aluminum Nitride (TiAlN) Coated

OD

0.111" to 0.177"

0.235" to 0.302"

0.298" to 0.365"

0.356" to 0.422"

0.468" to 0.545"

0.613" to 0.693"

0.687" to 0.785"

0.74" to 0.849"

0.901" to 1.027"

0.933" to 1.083"

Helical Insert Type

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505 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

Rivet Nut Tools

Rivet Nut Tools

Install rivet nuts

Fabricating and Machining

Taps

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

Lathe Tool Inserts

Lathe Tool Inserts

Pair with lathes to add cuts and grooves to workpieces

Fixture Clamps

Secure your workpiece to a fixture table so it won't move during machining

Building and Machinery Hardware

Protective Plugs

Protective Plugs

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

Protective Caps

Protective Caps

Protect just about anything, including pipe, flanges, screws, and posts

Strut Channel Nuts

Strut Channel Nuts

Fasten on threaded rod to connect components to strut channel

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