Loctite® | McMaster-Carr

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DFARS Specialty Metals

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614 Products

Fastening and Joining

Threadlockers

Coat threads on threaded fasteners to prevent loosening from impact and vibration

166 products

Instant-Bond Adhesives

Also known as super glue, these adhesives create strong bonds in under 90 seconds

108 products

Retaining Compounds

Fill gaps to bond shafts, bearings, press-fit assemblies, and other cylindrical metal parts

61 products

Structural Adhesives

Epoxy, acrylic, urethane, and other adhesives strong enough to replace screws and rivets

86 products

Adhesive Primers

Prepare surfaces before adding adhesives to improve bonding strength

12 products

Adhesive and Sealant Assortments

A collection of adhesives for routine maintenance and quick repairs

1 product

Adhesive Accelerators

Speed up the time it takes adhesives to reach full strength

10 products

Adhesive Activators

Pair with no-mix adhesives to create strong bonds—all with material certificates for traceability

2 products

Contact Adhesives

Apply adhesive, air dry, and bring surfaces together to bond

2 products

Sealing

Thread Sealants

Create a seal between threaded connections to prevent loosening from vibration

40 products

Sealants

Fill and seal gaps in metal, plastic, wood, and other materials

26 products

Gasket Makers

Seal irregular shapes and tiny crevices by applying a bead that hardens into a gasket

35 products

Gasket Sealants

Seal gaskets on metal parts

7 products

Electrical Power, Networking, and Controlling

Potting Compounds

Encase electronic assemblies in material that hardens to protect from dust, moisture, and vibration

24 products

Electrical Insulating Adhesives

Secure hardware on circuit boards while insulating current

6 products

Conformal Coatings

Secure and insulate components on circuit boards and other electronics

6 products

Conductive Adhesives

Bond electrical components and repair circuits

2 products

Facility and Grounds Maintenance

Surface Fillers

Repair chips, cracks, and tears in various surfaces

36 products

Protective Coatings

Shield surfaces from the surrounding environment

2 products

Surface-Preparation Cleaners

Clean and degrease surfaces so paint, coatings, adhesives, and cement will stick

1 product