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Loctite 243 Threadlocker and Sealant- Blue

Part Number: 99642-97

Worldwide alternative / replacement for 242 Threadlocker®. A medium strength, general purpose thread locking adhesive, especially well-suited for fasteners between 1/4" and 3/4" diameter (6 to 20mm).

  • Applied to threaded components before assembly, Blue 243 has controlled lubricity for accurate clamp loads

  • Disassembly possible with hand tools