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Keensert Style Threaded Inserts | MS51830 | MS51831 | MS51832


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Why Buy from MF Supply?

MF Supply is a leading supplier of Inch & Mil-Spec keylocking inserts including major brands and equivalents to Acme, Alcoa, Camloc, Clarendon, Fairchild, Kaynar, Microdot and Tridair Keenserts & Keyserts®. Our products are DFAR compliant with COC and full certifications available upon request.

We stock a huge inventory including Lightweight, Miniature & Thinwall / MS51830 & MS51831 Series, Heavy Duty & Thickwall / MS51831 Series, Extra Heavy Duty / MS51832 Series in Locking and Non-Locking styles. Standard materials offered include Stainless Steel, A286, 4140 Alloy and Carbon Steel. Standard sizes run from M2 through M24.

Additional Inch product lines include Solid inserts & Mil-Spec keylocking inserts, installation tools and kits. Special materials and nonstandard sizes may be available for special order with a lead time.

Can't find what you're looking for? Email us at sales@mfsupply.com for a custom quote. "We have the right screw for you" is our motto after all!