Unpassivated Threaded Inserts

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20,000 psi to 39,999 psi

40,000 psi to 99,999 psi

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1,388 Products

How to Install Helical Inserts

About Helical Insert Length

Stainless Steel Helical Inserts

Stainless Steel Helical Inserts
for Particle-Free Environments

Made of Nitronic 60 stainless steel, these inserts prevent the screw from binding or sticking without any coating or lubricant that could contaminate particle-free environments.

Lubricated Stainless Steel Helical
Inserts for Dissimilar Metals

Eliminating the need for primer, these inserts are coated to resist corrosion when installed in different materials.

Lubricated Stainless Steel Helical Inserts

A dry film keeps the screw from sticking or binding in these inserts during installation.

Stainless Steel Screw-Locking Helical Inserts

A distorted thread grips the screw to resist loosening.

Lubricated Stainless Steel
Screw-Locking Helical Inserts

A dry film keeps the screw from sticking or binding in these inserts during installation.

Stainless Steel Screw-Locking Helical
Inserts for Particle-Free Environments

Made of Nitronic 60 stainless steel, these inserts prevent the screw from binding or sticking without any coating or lubricant that could contaminate particle-free environments.

Stainless Steel Helical Inserts without Prong

Without a prong to break off and retrieve, these inserts are often used where debris could cause damage.

Screw-Locking Helical Inserts without Prong

A distorted thread grips the screw to resist loosening.

Helical Inserts with Installation Tools

Inserts come with a through-hole tap and installation tool.

Helical Insert Assortments with Installation Tools

Assortments include various sizes of helical inserts and a tap, a drill bit, and an installation tool for each thread size.

Spark Plug Thread Repair Kits

Kits include helical inserts, a tap, and an installation tool.

Spark Plug Thread Repair Kits for
Gasket-Seat and Taper-Seat Ports

These kits have short-, normal-, and long-reach inserts, an installation tool, and a tap.

18-8 Stainless Steel Easy-to-Install
Thread-Locking Inserts

Made of 18-8 stainless steel, these inserts have better corrosion resistance than black-phosphate steel.

316 Stainless Steel Easy-to-Install
Thread-Locking Inserts

These inserts are the most corrosion-resistant thread-locking inserts we offer.

Easy-to-Install Thread-Locking Insert Assortments

These assortments include various sizes of thread-locking inserts.

17-4 PH Stainless Steel
Thin-Wall Swage-Locking Inserts

Position strong, corrosion-resistant threads close to the edges of soft metal surfaces. These inserts have thinner walls than our key-locking and thread-locking inserts, so they don’t need as much space around them.

Screw-to-Expand Inserts for Plastic

18-8 Stainless Steel
Screw-to-Expand Inserts for Plastic

These 18-8 stainless steel inserts have better corrosion resistance than brass inserts and may be mildly magnetic.

18-8 Stainless Steel Flanged
Screw-to-Expand Inserts for Plastic

These 18-8 stainless steel inserts have better corrosion resistance than brass inserts and may be mildly magnetic.

Stainless Steel Tapping Inserts for Hardwood

These 18-8 stainless steel inserts have excellent resistance to chemicals and may be mildly magnetic.

Press-Fit Threaded Inserts for Composites

Press these inserts into a drilled hole and the flexible metal teeth anchor them in the material. Use them with carbon fiber, fiberglass, and garolite.