DIRECTIONS: 1. Clean and dry parts using Permatex® Surface Prep™ activator. 2. Shake tube of Surface Insensitive
Threadlocker well before each use. 3. Remove cap and snip nozzle tip. 4. Apply Surface Insensitive Threadlocker to
threaded areas and assemble parts. Refer to Technical Data Sheet for complete information.
NOTE: Surface Insensitive Threadlocker works on metal parts. It is not recommended for plastics. Cured Surface Insensitive Threadlocker must
be sheared (hand tools will do) before parts will separate.
Permatex’s Surface insensitive Threadlocker Blue is ideal for fasteners 1/4″ to 3/4″ (6mm to 20mm) that have a with a slight oil film. Surface Insensitive Threadlocker Blue is an oil resistant formulation that also prevents against vibration loosening. Removable with hand tools for easy disassembly.
1Medium/high strength threadlocker for general purpose applications
2Well suited for 1/4" to 3/4" (6mm to 20mm) fasteners that have a slight oil film