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Inch & Metric Keensert® Style Inserts

Choose from the Metric Keylocking Inserts or Inch & Milspec Keylocking Inserts below to see available materials and sizes. Standard materials offered include Stainless Steel, A286, Nitronic 60, 4140 Steel & Carbon Steel.

Why Buy from MF Supply?

MF Supply is a leading supplier of key-locking inserts including major brands and equivalents to Acme, Alcoa, Camloc, Clarendon, Fairchild, Kaynar, Microdot and Tridair Keenserts® in imperial, metric and mil-spec sizes and materials.

We stock a huge inventory including Miniature, Thinwall, Lightweight, Heavy Duty, Extra Heavy Duty, Locking, Non-Locking, Solid and Floating style Keenserts®. Our products are DFAR compliant with COC and full certifications available upon request.

Can't find what you're looking for? Email us at [email protected] for a custom quote. "We have the right screw for you" is our motto after all!